{ "user_name": "", "num_solved": 0, "num_total": 3343, "ac_easy": 0, "ac_medium": 0, "ac_hard": 0, "stat_status_pairs": [ { "stat": { "question_id": 1000570, "question__title": "万灵之树", "question__title_slug": "cnHoX6", "question__hide": false, "total_acs": 347, "total_submitted": 1871, "total_column_articles": 6, "frontend_question_id": "LCP 82", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000569, "question__title": "与非的谜题", "question__title_slug": "ryfUiz", "question__hide": false, "total_acs": 644, "total_submitted": 1341, "total_column_articles": 15, "frontend_question_id": "LCP 81", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000568, "question__title": "生物进化录", "question__title_slug": "qoQAMX", "question__hide": false, "total_acs": 1023, "total_submitted": 1934, "total_column_articles": 14, "frontend_question_id": "LCP 80", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000567, "question__title": "提取咒文", "question__title_slug": "kjpLFZ", "question__hide": false, "total_acs": 1639, "total_submitted": 5533, "total_column_articles": 18, "frontend_question_id": "LCP 79", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000566, "question__title": "城墙防线", "question__title_slug": "Nsibyl", "question__hide": false, "total_acs": 1611, "total_submitted": 3469, "total_column_articles": 22, "frontend_question_id": "LCP 78", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000565, "question__title": "符文储备", "question__title_slug": "W2ZX4X", "question__hide": false, "total_acs": 2948, "total_submitted": 4308, "total_column_articles": 32, "frontend_question_id": "LCP 77", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000564, "question__title": "魔法棋盘", "question__title_slug": "1ybDKD", "question__hide": false, "total_acs": 753, "total_submitted": 1952, "total_column_articles": 12, "frontend_question_id": "LCP 76", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000563, "question__title": "传送卷轴", "question__title_slug": "rdmXM7", "question__hide": false, "total_acs": 937, "total_submitted": 2440, "total_column_articles": 15, "frontend_question_id": "LCP 75", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000562, "question__title": "最强祝福力场", "question__title_slug": "xepqZ5", "question__hide": false, "total_acs": 2298, "total_submitted": 7631, "total_column_articles": 35, "frontend_question_id": "LCP 74", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000561, "question__title": "探险营地", "question__title_slug": "0Zeoeg", "question__hide": false, "total_acs": 3330, "total_submitted": 7218, "total_column_articles": 27, "frontend_question_id": "LCP 73", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000560, "question__title": "补给马车", "question__title_slug": "hqCnmP", "question__hide": false, "total_acs": 4231, "total_submitted": 6185, "total_column_articles": 46, "frontend_question_id": "LCP 72", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000486, "question__title": "集水器", "question__title_slug": "kskhHQ", "question__hide": false, "total_acs": 648, "total_submitted": 1145, "total_column_articles": 13, "frontend_question_id": "LCP 71", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000485, "question__title": "沙地治理", "question__title_slug": "XxZZjK", "question__hide": false, "total_acs": 691, "total_submitted": 2352, "total_column_articles": 17, "frontend_question_id": "LCP 70", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000484, "question__title": "Hello LeetCode!", "question__title_slug": "rMeRt2", "question__hide": false, "total_acs": 1485, "total_submitted": 4055, "total_column_articles": 24, "frontend_question_id": "LCP 69", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000483, "question__title": "美观的花束", "question__title_slug": "1GxJYY", "question__hide": false, "total_acs": 3553, "total_submitted": 6844, "total_column_articles": 53, "frontend_question_id": "LCP 68", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000482, "question__title": "装饰树", "question__title_slug": "KnLfVT", "question__hide": false, "total_acs": 6365, "total_submitted": 7305, "total_column_articles": 95, "frontend_question_id": "LCP 67", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000481, "question__title": "最小展台数量", "question__title_slug": "600YaG", "question__hide": false, "total_acs": 6182, "total_submitted": 7987, "total_column_articles": 94, "frontend_question_id": "LCP 66", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000480, "question__title": "弹珠游戏", "question__title_slug": "EXvqDp", "question__hide": false, "total_acs": 4269, "total_submitted": 15603, "total_column_articles": 123, "frontend_question_id": "LCP 63", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000479, "question__title": "二叉树灯饰", "question__title_slug": "U7WvvU", "question__hide": false, "total_acs": 2303, "total_submitted": 6154, "total_column_articles": 52, "frontend_question_id": "LCP 64", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000478, "question__title": "舒适的湿度", "question__title_slug": "3aqs1c", "question__hide": false, "total_acs": 1122, "total_submitted": 2386, "total_column_articles": 18, "frontend_question_id": "LCP 65", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000477, "question__title": "交通枢纽", "question__title_slug": "D9PW8w", "question__hide": false, "total_acs": 6422, "total_submitted": 10216, "total_column_articles": 77, "frontend_question_id": "LCP 62", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000476, "question__title": "气温变化趋势", "question__title_slug": "6CE719", "question__hide": false, "total_acs": 8251, "total_submitted": 13403, "total_column_articles": 88, "frontend_question_id": "LCP 61", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000448, "question__title": "积木拼接", "question__title_slug": "De4qBB", "question__hide": false, "total_acs": 471, "total_submitted": 1301, "total_column_articles": 19, "frontend_question_id": "LCP 58", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000442, "question__title": "力扣泡泡龙", "question__title_slug": "WInSav", "question__hide": false, "total_acs": 1057, "total_submitted": 4843, "total_column_articles": 28, "frontend_question_id": "LCP 60", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000441, "question__title": "搭桥过河", "question__title_slug": "NfY1m5", "question__hide": false, "total_acs": 385, "total_submitted": 1100, "total_column_articles": 10, "frontend_question_id": "LCP 59", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000440, "question__title": "打地鼠", "question__title_slug": "ZbAuEH", "question__hide": false, "total_acs": 2131, "total_submitted": 7782, "total_column_articles": 46, "frontend_question_id": "LCP 57", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000439, "question__title": "信物传送", "question__title_slug": "6UEx57", "question__hide": false, "total_acs": 2831, "total_submitted": 6338, "total_column_articles": 79, "frontend_question_id": "LCP 56", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000438, "question__title": "采集果实", "question__title_slug": "PTXy4P", "question__hide": false, "total_acs": 6051, "total_submitted": 8232, "total_column_articles": 79, "frontend_question_id": "LCP 55", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000437, "question__title": "夺回据点", "question__title_slug": "s5kipK", "question__hide": false, "total_acs": 766, "total_submitted": 1689, "total_column_articles": 13, "frontend_question_id": "LCP 54", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000436, "question__title": "守护太空城", "question__title_slug": "EJvmW4", "question__hide": false, "total_acs": 1067, "total_submitted": 2334, "total_column_articles": 18, "frontend_question_id": "LCP 53", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000435, "question__title": "二叉搜索树染色", "question__title_slug": "QO5KpG", "question__hide": false, "total_acs": 4547, "total_submitted": 15352, "total_column_articles": 101, "frontend_question_id": "LCP 52", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000434, "question__title": "烹饪料理", "question__title_slug": "UEcfPD", "question__hide": false, "total_acs": 6018, "total_submitted": 12475, "total_column_articles": 130, "frontend_question_id": "LCP 51", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000433, "question__title": "宝石补给", "question__title_slug": "WHnhjV", "question__hide": false, "total_acs": 32265, "total_submitted": 42852, "total_column_articles": 181, "frontend_question_id": "LCP 50", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000375, "question__title": "自行车炫技赛场", "question__title_slug": "kplEvH", "question__hide": false, "total_acs": 2907, "total_submitted": 9620, "total_column_articles": 61, "frontend_question_id": "LCP 45", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000374, "question__title": "无限棋局", "question__title_slug": "fsa7oZ", "question__hide": false, "total_acs": 1017, "total_submitted": 3678, "total_column_articles": 17, "frontend_question_id": "LCP 48", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000373, "question__title": "志愿者调配", "question__title_slug": "05ZEDJ", "question__hide": false, "total_acs": 2058, "total_submitted": 4183, "total_column_articles": 45, "frontend_question_id": "LCP 46", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000371, "question__title": "玩具套圈", "question__title_slug": "vFjcfV", "question__hide": false, "total_acs": 2743, "total_submitted": 9505, "total_column_articles": 50, "frontend_question_id": "LCP 42", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000370, "question__title": "黑白翻转棋", "question__title_slug": "fHi6rV", "question__hide": false, "total_acs": 11854, "total_submitted": 17315, "total_column_articles": 146, "frontend_question_id": "LCP 41", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000369, "question__title": "无人机方阵", "question__title_slug": "0jQkd0", "question__hide": false, "total_acs": 9552, "total_submitted": 17152, "total_column_articles": 101, "frontend_question_id": "LCP 39", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000368, "question__title": "心算挑战", "question__title_slug": "uOAnQW", "question__hide": false, "total_acs": 9981, "total_submitted": 31427, "total_column_articles": 195, "frontend_question_id": "LCP 40", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000367, "question__title": "十字路口的交通", "question__title_slug": "Y1VbOX", "question__hide": false, "total_acs": 1343, "total_submitted": 2598, "total_column_articles": 31, "frontend_question_id": "LCP 43", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000362, "question__title": "开幕式焰火", "question__title_slug": "sZ59z6", "question__hide": false, "total_acs": 16104, "total_submitted": 20551, "total_column_articles": 232, "frontend_question_id": "LCP 44", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000361, "question__title": "入场安检", "question__title_slug": "oPs9Bm", "question__hide": false, "total_acs": 1876, "total_submitted": 4118, "total_column_articles": 35, "frontend_question_id": "LCP 47", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000359, "question__title": "环形闯关游戏", "question__title_slug": "K8GULz", "question__hide": false, "total_acs": 1313, "total_submitted": 3235, "total_column_articles": 22, "frontend_question_id": "LCP 49", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000346, "question__title": "省份数量", "question__title_slug": "bLyHh0", "question__hide": false, "total_acs": 24945, "total_submitted": 37222, "total_column_articles": 230, "frontend_question_id": "LCR 116", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000345, "question__title": "不同路径", "question__title_slug": "2AoeFn", "question__hide": false, "total_acs": 23897, "total_submitted": 31511, "total_column_articles": 228, "frontend_question_id": "LCR 098", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000344, "question__title": "组合", "question__title_slug": "uUsW3B", "question__hide": false, "total_acs": 32225, "total_submitted": 39013, "total_column_articles": 219, "frontend_question_id": "LCR 080", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000343, "question__title": "子集", "question__title_slug": "TVdhkn", "question__hide": false, "total_acs": 34975, "total_submitted": 41266, "total_column_articles": 329, "frontend_question_id": "LCR 079", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000342, "question__title": "合并 K 个升序链表", "question__title_slug": "vvXgSW", "question__hide": false, "total_acs": 34914, "total_submitted": 54199, "total_column_articles": 294, "frontend_question_id": "LCR 078", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000341, "question__title": "排序链表", "question__title_slug": "7WHec2", "question__hide": false, "total_acs": 43566, "total_submitted": 70295, "total_column_articles": 393, "frontend_question_id": "LCR 077", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000340, "question__title": "数组中的第 K 个最大元素", "question__title_slug": "xx4gT2", "question__hide": false, "total_acs": 53242, "total_submitted": 80880, "total_column_articles": 327, "frontend_question_id": "LCR 076", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000339, "question__title": "数组的相对排序", "question__title_slug": "0H97ZC", "question__hide": false, "total_acs": 29628, "total_submitted": 42537, "total_column_articles": 366, "frontend_question_id": "LCR 075", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000338, "question__title": "合并区间", "question__title_slug": "SsGoHC", "question__hide": false, "total_acs": 32481, "total_submitted": 57930, "total_column_articles": 272, "frontend_question_id": "LCR 074", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000337, "question__title": "爱吃香蕉的狒狒", "question__title_slug": "nZZqjQ", "question__hide": false, "total_acs": 25637, "total_submitted": 48077, "total_column_articles": 198, "frontend_question_id": "LCR 073", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000336, "question__title": "x 的平方根", "question__title_slug": "jJ0w9p", "question__hide": false, "total_acs": 41243, "total_submitted": 95679, "total_column_articles": 263, "frontend_question_id": "LCR 072", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000335, "question__title": "按权重随机选择", "question__title_slug": "cuyjEf", "question__hide": false, "total_acs": 18046, "total_submitted": 36117, "total_column_articles": 116, "frontend_question_id": "LCR 071", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000334, "question__title": "有序数组中的单一元素", "question__title_slug": "skFtm2", "question__hide": false, "total_acs": 33204, "total_submitted": 54480, "total_column_articles": 287, "frontend_question_id": "LCR 070", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000333, "question__title": "山脉数组的峰顶索引", "question__title_slug": "B1IidL", "question__hide": false, "total_acs": 69596, "total_submitted": 98450, "total_column_articles": 631, "frontend_question_id": "LCR 069", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000332, "question__title": "搜索插入位置", "question__title_slug": "N6YdxV", "question__hide": false, "total_acs": 34746, "total_submitted": 71334, "total_column_articles": 287, "frontend_question_id": "LCR 068", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000331, "question__title": "数组中两个数的最大异或值", "question__title_slug": "ms70jA", "question__hide": false, "total_acs": 15762, "total_submitted": 24014, "total_column_articles": 159, "frontend_question_id": "LCR 067", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000330, "question__title": " 键值映射", "question__title_slug": "z1R5dt", "question__hide": false, "total_acs": 17349, "total_submitted": 26952, "total_column_articles": 239, "frontend_question_id": "LCR 066", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000329, "question__title": "单词的压缩编码", "question__title_slug": "iSwD2y", "question__hide": false, "total_acs": 17615, "total_submitted": 27890, "total_column_articles": 181, "frontend_question_id": "LCR 065", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000328, "question__title": "实现一个魔法字典", "question__title_slug": "US1pGT", "question__hide": false, "total_acs": 17344, "total_submitted": 28394, "total_column_articles": 178, "frontend_question_id": "LCR 064", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000327, "question__title": "单词替换", "question__title_slug": "UhWRSj", "question__hide": false, "total_acs": 22060, "total_submitted": 31068, "total_column_articles": 271, "frontend_question_id": "LCR 063", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000326, "question__title": "查找和最小的 K 对数字", "question__title_slug": "qn8gGX", "question__hide": false, "total_acs": 22260, "total_submitted": 41879, "total_column_articles": 194, "frontend_question_id": "LCR 061", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000325, "question__title": "实现 Trie (前缀树)", "question__title_slug": "QC3q1f", "question__hide": false, "total_acs": 25441, "total_submitted": 33754, "total_column_articles": 219, "frontend_question_id": "LCR 062", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000324, "question__title": "前 K 个高频元素", "question__title_slug": "g5c51o", "question__hide": false, "total_acs": 29470, "total_submitted": 43269, "total_column_articles": 285, "frontend_question_id": "LCR 060", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000323, "question__title": "数据流中的第 K 大元素", "question__title_slug": "jBjn9C", "question__hide": false, "total_acs": 26043, "total_submitted": 41752, "total_column_articles": 209, "frontend_question_id": "LCR 059", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000322, "question__title": "我的日程安排表 I", "question__title_slug": "fi9suh", "question__hide": false, "total_acs": 20406, "total_submitted": 33366, "total_column_articles": 183, "frontend_question_id": "LCR 058", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000321, "question__title": "存在重复元素 III", "question__title_slug": "7WqeDu", "question__hide": false, "total_acs": 21960, "total_submitted": 63316, "total_column_articles": 153, "frontend_question_id": "LCR 057", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000320, "question__title": "最长连续序列", "question__title_slug": "WhsWhI", "question__hide": false, "total_acs": 29619, "total_submitted": 60686, "total_column_articles": 248, "frontend_question_id": "LCR 119", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000319, "question__title": "两数之和 IV - 输入二叉搜索树", "question__title_slug": "opLdQZ", "question__hide": false, "total_acs": 34260, "total_submitted": 46597, "total_column_articles": 323, "frontend_question_id": "LCR 056", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000318, "question__title": "冗余连接", "question__title_slug": "7LpjUW", "question__hide": false, "total_acs": 12798, "total_submitted": 18436, "total_column_articles": 135, "frontend_question_id": "LCR 118", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000317, "question__title": "相似字符串组", "question__title_slug": "H6lPxb", "question__hide": false, "total_acs": 10722, "total_submitted": 17295, "total_column_articles": 105, "frontend_question_id": "LCR 117", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000316, "question__title": "二叉搜索树迭代器", "question__title_slug": "kTOapQ", "question__hide": false, "total_acs": 23317, "total_submitted": 27376, "total_column_articles": 207, "frontend_question_id": "LCR 055", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000315, "question__title": "把二叉搜索树转换为累加树", "question__title_slug": "w6cpku", "question__hide": false, "total_acs": 28913, "total_submitted": 33813, "total_column_articles": 296, "frontend_question_id": "LCR 054", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000314, "question__title": "序列重建", "question__title_slug": "ur2n8P", "question__hide": false, "total_acs": 26474, "total_submitted": 51640, "total_column_articles": 289, "frontend_question_id": "LCR 115", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000313, "question__title": "二叉搜索树中的中序后继", "question__title_slug": "P5rCT8", "question__hide": false, "total_acs": 35331, "total_submitted": 56062, "total_column_articles": 298, "frontend_question_id": "LCR 053", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000312, "question__title": "火星词典", "question__title_slug": "Jf1JuT", "question__hide": false, "total_acs": 22517, "total_submitted": 43881, "total_column_articles": 221, "frontend_question_id": "LCR 114", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000311, "question__title": "递增顺序搜索树", "question__title_slug": "NYBBNL", "question__hide": false, "total_acs": 33867, "total_submitted": 46209, "total_column_articles": 296, "frontend_question_id": "LCR 052", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000310, "question__title": "课程表 II", "question__title_slug": "QA2IGt", "question__hide": false, "total_acs": 16877, "total_submitted": 29828, "total_column_articles": 162, "frontend_question_id": "LCR 113", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000309, "question__title": "二叉树中的最大路径和", "question__title_slug": "jC7MId", "question__hide": false, "total_acs": 22987, "total_submitted": 47188, "total_column_articles": 177, "frontend_question_id": "LCR 051", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000308, "question__title": "矩阵中的最长递增路径", "question__title_slug": "fpTFWP", "question__hide": false, "total_acs": 15528, "total_submitted": 26958, "total_column_articles": 140, "frontend_question_id": "LCR 112", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000307, "question__title": "路径总和 III", "question__title_slug": "6eUYwP", "question__hide": false, "total_acs": 28902, "total_submitted": 57560, "total_column_articles": 230, "frontend_question_id": "LCR 050", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000306, "question__title": "求根节点到叶节点数字之和", "question__title_slug": "3Etpl5", "question__hide": false, "total_acs": 33015, "total_submitted": 44798, "total_column_articles": 303, "frontend_question_id": "LCR 049", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000305, "question__title": "除法求值", "question__title_slug": "vlzXQL", "question__hide": false, "total_acs": 10077, "total_submitted": 15622, "total_column_articles": 122, "frontend_question_id": "LCR 111", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000304, "question__title": "二叉树的序列化与反序列化", "question__title_slug": "h54YBf", "question__hide": false, "total_acs": 23810, "total_submitted": 35635, "total_column_articles": 196, "frontend_question_id": "LCR 048", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000303, "question__title": "所有可能的路径", "question__title_slug": "bP4bmD", "question__hide": false, "total_acs": 21096, "total_submitted": 26106, "total_column_articles": 225, "frontend_question_id": "LCR 110", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000302, "question__title": "打开转盘锁", "question__title_slug": "zlDJc7", "question__hide": false, "total_acs": 15667, "total_submitted": 27453, "total_column_articles": 137, "frontend_question_id": "LCR 109", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000301, "question__title": "二叉树剪枝", "question__title_slug": "pOCWxh", "question__hide": false, "total_acs": 33435, "total_submitted": 49123, "total_column_articles": 356, "frontend_question_id": "LCR 047", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000300, "question__title": "单词接龙", "question__title_slug": "om3reC", "question__hide": false, "total_acs": 11809, "total_submitted": 20070, "total_column_articles": 93, "frontend_question_id": "LCR 108", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000299, "question__title": "二叉树的右视图", "question__title_slug": "WNC0Lk", "question__hide": false, "total_acs": 30719, "total_submitted": 43730, "total_column_articles": 358, "frontend_question_id": "LCR 046", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000298, "question__title": "找树左下角的值", "question__title_slug": "LwUNpT", "question__hide": false, "total_acs": 34216, "total_submitted": 43324, "total_column_articles": 352, "frontend_question_id": "LCR 045", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000297, "question__title": "在每个树行中找最大值", "question__title_slug": "hPov7L", "question__hide": false, "total_acs": 33786, "total_submitted": 52453, "total_column_articles": 319, "frontend_question_id": "LCR 044", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000296, "question__title": "01 矩阵", "question__title_slug": "2bCMpM", "question__hide": false, "total_acs": 16614, "total_submitted": 32938, "total_column_articles": 126, "frontend_question_id": "LCR 107", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000295, "question__title": "完全二叉树插入器", "question__title_slug": "NaqhDT", "question__hide": false, "total_acs": 24586, "total_submitted": 39318, "total_column_articles": 277, "frontend_question_id": "LCR 043", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000294, "question__title": "判断二分图", "question__title_slug": "vEAB3K", "question__hide": false, "total_acs": 17869, "total_submitted": 32319, "total_column_articles": 154, "frontend_question_id": "LCR 106", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000293, "question__title": "最近的请求次数", "question__title_slug": "H8086Q", "question__hide": false, "total_acs": 30033, "total_submitted": 36800, "total_column_articles": 231, "frontend_question_id": "LCR 042", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000292, "question__title": "数据流中的移动平均值", "question__title_slug": "qIsx9U", "question__hide": false, "total_acs": 60950, "total_submitted": 78763, "total_column_articles": 494, "frontend_question_id": "LCR 041", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000291, "question__title": "岛屿的最大面积", "question__title_slug": "ZL6zAn", "question__hide": false, "total_acs": 33860, "total_submitted": 48970, "total_column_articles": 315, "frontend_question_id": "LCR 105", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000290, "question__title": "组合总和 Ⅳ", "question__title_slug": "D0F0SV", "question__hide": false, "total_acs": 16368, "total_submitted": 28740, "total_column_articles": 118, "frontend_question_id": "LCR 104", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000289, "question__title": "零钱兑换", "question__title_slug": "gaM7Ch", "question__hide": false, "total_acs": 33366, "total_submitted": 64671, "total_column_articles": 201, "frontend_question_id": "LCR 103", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000288, "question__title": "目标和", "question__title_slug": "YaVDxD", "question__hide": false, "total_acs": 22992, "total_submitted": 40799, "total_column_articles": 148, "frontend_question_id": "LCR 102", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000287, "question__title": "分割等和子集", "question__title_slug": "NUPfPr", "question__hide": false, "total_acs": 28449, "total_submitted": 57954, "total_column_articles": 176, "frontend_question_id": "LCR 101", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000286, "question__title": "三角形最小路径和", "question__title_slug": "IlPe0q", "question__hide": false, "total_acs": 23470, "total_submitted": 31715, "total_column_articles": 230, "frontend_question_id": "LCR 100", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000285, "question__title": "最小路径和", "question__title_slug": "0i0mDW", "question__hide": false, "total_acs": 28209, "total_submitted": 38660, "total_column_articles": 245, "frontend_question_id": "LCR 099", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000284, "question__title": "最大矩形", "question__title_slug": "PLYXKQ", "question__hide": false, "total_acs": 19095, "total_submitted": 32657, "total_column_articles": 201, "frontend_question_id": "LCR 040", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000283, "question__title": "柱状图中最大的矩形", "question__title_slug": "0ynMMM", "question__hide": false, "total_acs": 28752, "total_submitted": 57009, "total_column_articles": 219, "frontend_question_id": "LCR 039", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000282, "question__title": "每日温度", "question__title_slug": "iIQa4I", "question__hide": false, "total_acs": 41984, "total_submitted": 55500, "total_column_articles": 352, "frontend_question_id": "LCR 038", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000281, "question__title": "行星碰撞", "question__title_slug": "XagZNi", "question__hide": false, "total_acs": 32857, "total_submitted": 72797, "total_column_articles": 347, "frontend_question_id": "LCR 037", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000280, "question__title": "不同的子序列", "question__title_slug": "21dk04", "question__hide": false, "total_acs": 16374, "total_submitted": 29673, "total_column_articles": 130, "frontend_question_id": "LCR 097", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000279, "question__title": "逆波兰表达式求值", "question__title_slug": "8Zf90G", "question__hide": false, "total_acs": 31781, "total_submitted": 57957, "total_column_articles": 300, "frontend_question_id": "LCR 036", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000278, "question__title": "最小时间差", "question__title_slug": "569nqc", "question__hide": false, "total_acs": 31880, "total_submitted": 48291, "total_column_articles": 224, "frontend_question_id": "LCR 035", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000277, "question__title": "交错字符串", "question__title_slug": "IY6buf", "question__hide": false, "total_acs": 17993, "total_submitted": 37575, "total_column_articles": 132, "frontend_question_id": "LCR 096", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000276, "question__title": "验证外星语词典", "question__title_slug": "lwyVBB", "question__hide": false, "total_acs": 26989, "total_submitted": 48288, "total_column_articles": 318, "frontend_question_id": "LCR 034", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000275, "question__title": "字母异位词分组", "question__title_slug": "sfvd7V", "question__hide": false, "total_acs": 31771, "total_submitted": 42492, "total_column_articles": 244, "frontend_question_id": "LCR 033", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000274, "question__title": "最长公共子序列", "question__title_slug": "qJnOS7", "question__hide": false, "total_acs": 50108, "total_submitted": 77075, "total_column_articles": 292, "frontend_question_id": "LCR 095", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000273, "question__title": "有效的字母异位词", "question__title_slug": "dKk3P7", "question__hide": false, "total_acs": 37626, "total_submitted": 63746, "total_column_articles": 292, "frontend_question_id": "LCR 032", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000272, "question__title": "分割回文串 II", "question__title_slug": "omKAoA", "question__hide": false, "total_acs": 15746, "total_submitted": 27571, "total_column_articles": 113, "frontend_question_id": "LCR 094", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000271, "question__title": "最长的斐波那契子序列的长度", "question__title_slug": "Q91FMA", "question__hide": false, "total_acs": 21913, "total_submitted": 37923, "total_column_articles": 146, "frontend_question_id": "LCR 093", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000270, "question__title": "LRU 缓存", "question__title_slug": "OrIXps", "question__hide": false, "total_acs": 29859, "total_submitted": 53862, "total_column_articles": 281, "frontend_question_id": "LCR 031", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000269, "question__title": "将字符串翻转到单调递增", "question__title_slug": "cyJERH", "question__hide": false, "total_acs": 23255, "total_submitted": 34118, "total_column_articles": 258, "frontend_question_id": "LCR 092", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000268, "question__title": "粉刷房子", "question__title_slug": "JEj789", "question__hide": false, "total_acs": 49689, "total_submitted": 64264, "total_column_articles": 572, "frontend_question_id": "LCR 091", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000267, "question__title": "O(1) 时间插入、删除和获取随机元素", "question__title_slug": "FortPu", "question__hide": false, "total_acs": 27133, "total_submitted": 50346, "total_column_articles": 182, "frontend_question_id": "LCR 030", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000266, "question__title": "打家劫舍 II", "question__title_slug": "PzWKhm", "question__hide": false, "total_acs": 22638, "total_submitted": 46862, "total_column_articles": 183, "frontend_question_id": "LCR 090", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000265, "question__title": "循环有序列表的插入", "question__title_slug": "4ueAj6", "question__hide": false, "total_acs": 48239, "total_submitted": 144846, "total_column_articles": 641, "frontend_question_id": "LCR 029", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000264, "question__title": "扁平化多级双向链表", "question__title_slug": "Qv1Da2", "question__hide": false, "total_acs": 27708, "total_submitted": 46057, "total_column_articles": 358, "frontend_question_id": "LCR 028", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000263, "question__title": "回文链表", "question__title_slug": "aMhZSa", "question__hide": false, "total_acs": 70629, "total_submitted": 117027, "total_column_articles": 544, "frontend_question_id": "LCR 027", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000262, "question__title": "重排链表", "question__title_slug": "LGjMqU", "question__hide": false, "total_acs": 46904, "total_submitted": 71432, "total_column_articles": 408, "frontend_question_id": "LCR 026", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000261, "question__title": "两数相加 II", "question__title_slug": "lMSNwu", "question__hide": false, "total_acs": 42538, "total_submitted": 73161, "total_column_articles": 427, "frontend_question_id": "LCR 025", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000260, "question__title": "反转链表", "question__title_slug": "UHnkqh", "question__hide": false, "total_acs": 117871, "total_submitted": 157363, "total_column_articles": 660, "frontend_question_id": "LCR 024", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000259, "question__title": "相交链表", "question__title_slug": "3u1WK4", "question__hide": false, "total_acs": 52431, "total_submitted": 76119, "total_column_articles": 332, "frontend_question_id": "LCR 023", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000258, "question__title": "环形链表 II", "question__title_slug": "c32eOV", "question__hide": false, "total_acs": 63643, "total_submitted": 114085, "total_column_articles": 399, "frontend_question_id": "LCR 022", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000257, "question__title": "删除链表的倒数第 N 个结点", "question__title_slug": "SLwz0R", "question__hide": false, "total_acs": 59013, "total_submitted": 107944, "total_column_articles": 510, "frontend_question_id": "LCR 021", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000256, "question__title": "回文子串", "question__title_slug": "a7VOhD", "question__hide": false, "total_acs": 42194, "total_submitted": 59287, "total_column_articles": 330, "frontend_question_id": "LCR 020", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000255, "question__title": "验证回文串 II", "question__title_slug": "RQku0D", "question__hide": false, "total_acs": 41017, "total_submitted": 90354, "total_column_articles": 369, "frontend_question_id": "LCR 019", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000254, "question__title": "验证回文串", "question__title_slug": "XltzEq", "question__hide": false, "total_acs": 47925, "total_submitted": 93270, "total_column_articles": 386, "frontend_question_id": "LCR 018", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000253, "question__title": "最小覆盖子串", "question__title_slug": "M1oyTv", "question__hide": false, "total_acs": 34601, "total_submitted": 67966, "total_column_articles": 325, "frontend_question_id": "LCR 017", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000252, "question__title": "无重复字符的最长子串", "question__title_slug": "wtcaE1", "question__hide": false, "total_acs": 55000, "total_submitted": 116299, "total_column_articles": 501, "frontend_question_id": "LCR 016", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000251, "question__title": "找到字符串中所有字母异位词", "question__title_slug": "VabMRr", "question__hide": false, "total_acs": 37975, "total_submitted": 61832, "total_column_articles": 318, "frontend_question_id": "LCR 015", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000250, "question__title": "字符串的排列", "question__title_slug": "MPnaiL", "question__hide": false, "total_acs": 47488, "total_submitted": 92586, "total_column_articles": 359, "frontend_question_id": "LCR 014", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000249, "question__title": "二维区域和检索 - 矩阵不可变", "question__title_slug": "O4NDxx", "question__hide": false, "total_acs": 37602, "total_submitted": 54615, "total_column_articles": 317, "frontend_question_id": "LCR 013", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000248, "question__title": "寻找数组的中心下标", "question__title_slug": "tvdfij", "question__hide": false, "total_acs": 49271, "total_submitted": 73210, "total_column_articles": 436, "frontend_question_id": "LCR 012", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000247, "question__title": "连续数组", "question__title_slug": "A1NYOS", "question__hide": false, "total_acs": 43106, "total_submitted": 78638, "total_column_articles": 358, "frontend_question_id": "LCR 011", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000246, "question__title": "和为 K 的子数组", "question__title_slug": "QTMn0o", "question__hide": false, "total_acs": 58052, "total_submitted": 134970, "total_column_articles": 395, "frontend_question_id": "LCR 010", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000245, "question__title": "打家劫舍", "question__title_slug": "Gu0c2T", "question__hide": false, "total_acs": 32716, "total_submitted": 54571, "total_column_articles": 235, "frontend_question_id": "LCR 089", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000244, "question__title": "乘积小于 K 的子数组", "question__title_slug": "ZVAVXX", "question__hide": false, "total_acs": 51234, "total_submitted": 96520, "total_column_articles": 402, "frontend_question_id": "LCR 009", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000243, "question__title": "使用最小花费爬楼梯", "question__title_slug": "GzCJIP", "question__hide": false, "total_acs": 42760, "total_submitted": 59765, "total_column_articles": 326, "frontend_question_id": "LCR 088", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000242, "question__title": "长度最小的子数组", "question__title_slug": "2VG8Kg", "question__hide": false, "total_acs": 62940, "total_submitted": 125633, "total_column_articles": 491, "frontend_question_id": "LCR 008", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000241, "question__title": "复原 IP 地址", "question__title_slug": "0on3uN", "question__hide": false, "total_acs": 23899, "total_submitted": 37657, "total_column_articles": 230, "frontend_question_id": "LCR 087", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000240, "question__title": "分割回文串", "question__title_slug": "M99OJA", "question__hide": false, "total_acs": 23186, "total_submitted": 30783, "total_column_articles": 181, "frontend_question_id": "LCR 086", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000239, "question__title": "三数之和", "question__title_slug": "1fGaJU", "question__hide": false, "total_acs": 61002, "total_submitted": 140409, "total_column_articles": 386, "frontend_question_id": "LCR 007", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000238, "question__title": "括号生成", "question__title_slug": "IDBivT", "question__hide": false, "total_acs": 31900, "total_submitted": 37681, "total_column_articles": 297, "frontend_question_id": "LCR 085", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000237, "question__title": "两数之和 II - 输入有序数组", "question__title_slug": "kLl5u1", "question__hide": false, "total_acs": 68759, "total_submitted": 102423, "total_column_articles": 510, "frontend_question_id": "LCR 006", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000236, "question__title": "最大单词长度乘积", "question__title_slug": "aseY1I", "question__hide": false, "total_acs": 54948, "total_submitted": 77260, "total_column_articles": 430, "frontend_question_id": "LCR 005", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000235, "question__title": "全排列 II ", "question__title_slug": "7p8L0Z", "question__hide": false, "total_acs": 27538, "total_submitted": 39823, "total_column_articles": 214, "frontend_question_id": "LCR 084", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000234, "question__title": "全排列", "question__title_slug": "VvJkup", "question__hide": false, "total_acs": 34266, "total_submitted": 40598, "total_column_articles": 302, "frontend_question_id": "LCR 083", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000233, "question__title": "只出现一次的数字 II", "question__title_slug": "WGki4K", "question__hide": false, "total_acs": 68063, "total_submitted": 96176, "total_column_articles": 497, "frontend_question_id": "LCR 004", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000232, "question__title": "组合总和 II", "question__title_slug": "4sjJUc", "question__hide": false, "total_acs": 27116, "total_submitted": 41391, "total_column_articles": 213, "frontend_question_id": "LCR 082", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000231, "question__title": "二进制求和", "question__title_slug": "JFETK5", "question__hide": false, "total_acs": 61294, "total_submitted": 114149, "total_column_articles": 602, "frontend_question_id": "LCR 002", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000230, "question__title": "比特位计数", "question__title_slug": "w3tCBm", "question__hide": false, "total_acs": 78495, "total_submitted": 100446, "total_column_articles": 639, "frontend_question_id": "LCR 003", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000229, "question__title": "组合总和", "question__title_slug": "Ygoe9J", "question__hide": false, "total_acs": 31853, "total_submitted": 39745, "total_column_articles": 257, "frontend_question_id": "LCR 081", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000228, "question__title": "两数相除", "question__title_slug": "xoh6Oh", "question__hide": false, "total_acs": 65352, "total_submitted": 309391, "total_column_articles": 532, "frontend_question_id": "LCR 001", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000227, "question__title": "主题空间", "question__title_slug": "YesdPw", "question__hide": false, "total_acs": 4000, "total_submitted": 9700, "total_column_articles": 106, "frontend_question_id": "LCS 03", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000226, "question__title": "完成一半题目", "question__title_slug": "WqXACV", "question__hide": false, "total_acs": 10252, "total_submitted": 15930, "total_column_articles": 197, "frontend_question_id": "LCS 02", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000225, "question__title": "下载插件", "question__title_slug": "Ju9Xwi", "question__hide": false, "total_acs": 15040, "total_submitted": 28042, "total_column_articles": 290, "frontend_question_id": "LCS 01", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000224, "question__title": "魔塔游戏", "question__title_slug": "p0NxJO", "question__hide": false, "total_acs": 10163, "total_submitted": 26773, "total_column_articles": 148, "frontend_question_id": "LCP 30", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000223, "question__title": "守卫城堡", "question__title_slug": "7rLGCR", "question__hide": false, "total_acs": 1188, "total_submitted": 2107, "total_column_articles": 20, "frontend_question_id": "LCP 38", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000222, "question__title": "最多牌组数", "question__title_slug": "Up5XYM", "question__hide": false, "total_acs": 1763, "total_submitted": 5141, "total_column_articles": 26, "frontend_question_id": "LCP 36", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000221, "question__title": "蓄水", "question__title_slug": "o8SXZn", "question__hide": false, "total_acs": 21465, "total_submitted": 61536, "total_column_articles": 201, "frontend_question_id": "LCP 33", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000220, "question__title": "电动车游城市", "question__title_slug": "DFPeFJ", "question__hide": false, "total_acs": 3063, "total_submitted": 6343, "total_column_articles": 43, "frontend_question_id": "LCP 35", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000219, "question__title": "批量处理任务", "question__title_slug": "t3fKg1", "question__hide": false, "total_acs": 2447, "total_submitted": 5815, "total_column_articles": 33, "frontend_question_id": "LCP 32", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000218, "question__title": "变换的迷宫", "question__title_slug": "Db3wC1", "question__hide": false, "total_acs": 3005, "total_submitted": 10087, "total_column_articles": 41, "frontend_question_id": "LCP 31", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000216, "question__title": "乐团站位", "question__title_slug": "SNJvJP", "question__hide": false, "total_acs": 8452, "total_submitted": 39773, "total_column_articles": 170, "frontend_question_id": "LCP 29", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000215, "question__title": "采购方案", "question__title_slug": "4xy4Wx", "question__hide": false, "total_acs": 19825, "total_submitted": 61680, "total_column_articles": 299, "frontend_question_id": "LCP 28", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000147, "question__title": "黑盒光线反射", "question__title_slug": "IQvJ9i", "question__hide": false, "total_acs": 1721, "total_submitted": 4963, "total_column_articles": 32, "frontend_question_id": "LCP 27", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000146, "question__title": "早餐组合", "question__title_slug": "2vYnGI", "question__hide": false, "total_acs": 26907, "total_submitted": 87935, "total_column_articles": 364, "frontend_question_id": "LCP 18", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000140, "question__title": "黑白方格画", "question__title_slug": "ccw6C7", "question__hide": false, "total_acs": 11893, "total_submitted": 33749, "total_column_articles": 225, "frontend_question_id": "LCP 22", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000139, "question__title": "速算机器人", "question__title_slug": "nGK0Fy", "question__hide": false, "total_acs": 35205, "total_submitted": 44008, "total_column_articles": 372, "frontend_question_id": "LCP 17", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000138, "question__title": "古董键盘", "question__title_slug": "Uh984O", "question__hide": false, "total_acs": 2092, "total_submitted": 5522, "total_column_articles": 36, "frontend_question_id": "LCP 25", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000134, "question__title": "追逐游戏", "question__title_slug": "Za25hA", "question__hide": false, "total_acs": 1632, "total_submitted": 4181, "total_column_articles": 35, "frontend_question_id": "LCP 21", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000133, "question__title": "快速公交", "question__title_slug": "meChtZ", "question__hide": false, "total_acs": 2696, "total_submitted": 7463, "total_column_articles": 40, "frontend_question_id": "LCP 20", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000132, "question__title": "导航装置", "question__title_slug": "hSRGyL", "question__hide": false, "total_acs": 1125, "total_submitted": 3055, "total_column_articles": 25, "frontend_question_id": "LCP 26", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000131, "question__title": "数字游戏", "question__title_slug": "5TxKeK", "question__hide": false, "total_acs": 1556, "total_submitted": 4778, "total_column_articles": 30, "frontend_question_id": "LCP 24", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000130, "question__title": "秋叶收藏集", "question__title_slug": "UlBDOe", "question__hide": false, "total_acs": 22385, "total_submitted": 43230, "total_column_articles": 236, "frontend_question_id": "LCP 19", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000093, "question__title": "寻宝", "question__title_slug": "xun-bao", "question__hide": false, "total_acs": 10417, "total_submitted": 17559, "total_column_articles": 102, "frontend_question_id": "LCP 13", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000091, "question__title": "最小矩形面积", "question__title_slug": "zui-xiao-ju-xing-mian-ji", "question__hide": false, "total_acs": 1766, "total_submitted": 7083, "total_column_articles": 27, "frontend_question_id": "LCP 37", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000090, "question__title": "最小跳跃次数", "question__title_slug": "zui-xiao-tiao-yue-ci-shu", "question__hide": false, "total_acs": 11296, "total_submitted": 35358, "total_column_articles": 138, "frontend_question_id": "LCP 09", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000089, "question__title": "二叉树染色", "question__title_slug": "er-cha-shu-ran-se-UGC", "question__hide": false, "total_acs": 6008, "total_submitted": 10532, "total_column_articles": 111, "frontend_question_id": "LCP 34", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000088, "question__title": "游乐园的迷宫", "question__title_slug": "you-le-yuan-de-mi-gong", "question__hide": false, "total_acs": 1531, "total_submitted": 2439, "total_column_articles": 30, "frontend_question_id": "LCP 15", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000087, "question__title": "小张刷题计划", "question__title_slug": "xiao-zhang-shua-ti-ji-hua", "question__hide": false, "total_acs": 11514, "total_submitted": 26372, "total_column_articles": 158, "frontend_question_id": "LCP 12", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000086, "question__title": "期望个数统计", "question__title_slug": "qi-wang-ge-shu-tong-ji", "question__hide": false, "total_acs": 10795, "total_submitted": 14846, "total_column_articles": 101, "frontend_question_id": "LCP 11", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000085, "question__title": "游乐园的游览计划", "question__title_slug": "you-le-yuan-de-you-lan-ji-hua", "question__hide": false, "total_acs": 1188, "total_submitted": 3352, "total_column_articles": 23, "frontend_question_id": "LCP 16", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000063, "question__title": "传递信息", "question__title_slug": "chuan-di-xin-xi", "question__hide": false, "total_acs": 56817, "total_submitted": 75459, "total_column_articles": 649, "frontend_question_id": "LCP 07", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000062, "question__title": "二叉树任务调度", "question__title_slug": "er-cha-shu-ren-wu-diao-du", "question__hide": false, "total_acs": 3210, "total_submitted": 5171, "total_column_articles": 54, "frontend_question_id": "LCP 10", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000059, "question__title": "切分数组", "question__title_slug": "qie-fen-shu-zu", "question__hide": false, "total_acs": 4194, "total_submitted": 17308, "total_column_articles": 59, "frontend_question_id": "LCP 14", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000058, "question__title": "魔术排列", "question__title_slug": "er94lq", "question__hide": false, "total_acs": 3969, "total_submitted": 10594, "total_column_articles": 69, "frontend_question_id": "LCP 23", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000057, "question__title": "剧情触发时间", "question__title_slug": "ju-qing-hong-fa-shi-jian", "question__hide": false, "total_acs": 7725, "total_submitted": 23136, "total_column_articles": 134, "frontend_question_id": "LCP 08", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000056, "question__title": "拿硬币", "question__title_slug": "na-ying-bi", "question__hide": false, "total_acs": 91441, "total_submitted": 107315, "total_column_articles": 1048, "frontend_question_id": "LCP 06", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000051, "question__title": "Sparse Similarity LCCI", "question__title_slug": "sparse-similarity-lcci", "question__hide": false, "total_acs": 6355, "total_submitted": 17894, "total_column_articles": 92, "frontend_question_id": "面试题 17.26", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000050, "question__title": "Langtons Ant LCCI", "question__title_slug": "langtons-ant-lcci", "question__hide": false, "total_acs": 5055, "total_submitted": 8704, "total_column_articles": 89, "frontend_question_id": "面试题 16.22", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000049, "question__title": "Word Rectangle LCCI", "question__title_slug": "word-rectangle-lcci", "question__hide": false, "total_acs": 3341, "total_submitted": 6658, "total_column_articles": 59, "frontend_question_id": "面试题 17.25", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000048, "question__title": "Sum Swap LCCI", "question__title_slug": "sum-swap-lcci", "question__hide": false, "total_acs": 16741, "total_submitted": 34937, "total_column_articles": 274, "frontend_question_id": "面试题 16.21", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000047, "question__title": "T9 LCCI", "question__title_slug": "t9-lcci", "question__hide": false, "total_acs": 15497, "total_submitted": 21774, "total_column_articles": 263, "frontend_question_id": "面试题 16.20", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000046, "question__title": "Max Submatrix LCCI", "question__title_slug": "max-submatrix-lcci", "question__hide": false, "total_acs": 24342, "total_submitted": 45532, "total_column_articles": 202, "frontend_question_id": "面试题 17.24", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000045, "question__title": "Max Black Square LCCI", "question__title_slug": "max-black-square-lcci", "question__hide": false, "total_acs": 8694, "total_submitted": 22881, "total_column_articles": 155, "frontend_question_id": "面试题 17.23", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000044, "question__title": "Missing Two LCCI", "question__title_slug": "missing-two-lcci", "question__hide": false, "total_acs": 41428, "total_submitted": 68628, "total_column_articles": 587, "frontend_question_id": "面试题 17.19", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000043, "question__title": "Shortest Supersequence LCCI", "question__title_slug": "shortest-supersequence-lcci", "question__hide": false, "total_acs": 14923, "total_submitted": 33657, "total_column_articles": 178, "frontend_question_id": "面试题 17.18", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000042, "question__title": "Pairs With Sum LCCI", "question__title_slug": "pairs-with-sum-lcci", "question__hide": false, "total_acs": 18534, "total_submitted": 38398, "total_column_articles": 256, "frontend_question_id": "面试题 16.24", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000041, "question__title": "Rank from Stream LCCI", "question__title_slug": "rank-from-stream-lcci", "question__hide": false, "total_acs": 10382, "total_submitted": 16683, "total_column_articles": 156, "frontend_question_id": "面试题 10.10", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000040, "question__title": "Group Anagrams LCCI", "question__title_slug": "group-anagrams-lcci", "question__hide": false, "total_acs": 42813, "total_submitted": 57552, "total_column_articles": 490, "frontend_question_id": "面试题 10.02", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000039, "question__title": "Find Closest LCCI", "question__title_slug": "find-closest-lcci", "question__hide": false, "total_acs": 51523, "total_submitted": 70479, "total_column_articles": 673, "frontend_question_id": "面试题 17.11", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000038, "question__title": "Find Majority Element LCCI", "question__title_slug": "find-majority-element-lcci", "question__hide": false, "total_acs": 79119, "total_submitted": 141168, "total_column_articles": 1060, "frontend_question_id": "面试题 17.10", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000037, "question__title": "Get Kth Magic Number LCCI", "question__title_slug": "get-kth-magic-number-lcci", "question__hide": false, "total_acs": 48378, "total_submitted": 86543, "total_column_articles": 431, "frontend_question_id": "面试题 17.09", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000036, "question__title": "Circus Tower LCCI", "question__title_slug": "circus-tower-lcci", "question__hide": false, "total_acs": 13488, "total_submitted": 47303, "total_column_articles": 172, "frontend_question_id": "面试题 17.08", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000035, "question__title": "Baby Names LCCI", "question__title_slug": "baby-names-lcci", "question__hide": false, "total_acs": 13345, "total_submitted": 31970, "total_column_articles": 293, "frontend_question_id": "面试题 17.07", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000034, "question__title": "Number Of 2s In Range LCCI", "question__title_slug": "number-of-2s-in-range-lcci", "question__hide": false, "total_acs": 10963, "total_submitted": 21893, "total_column_articles": 195, "frontend_question_id": "面试题 17.06", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000033, "question__title": "Find Longest Subarray LCCI", "question__title_slug": "find-longest-subarray-lcci", "question__hide": false, "total_acs": 31526, "total_submitted": 66341, "total_column_articles": 289, "frontend_question_id": "面试题 17.05", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000032, "question__title": "Missing Number LCCI", "question__title_slug": "missing-number-lcci", "question__hide": false, "total_acs": 58485, "total_submitted": 100339, "total_column_articles": 761, "frontend_question_id": "面试题 17.04", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000031, "question__title": "Boolean Evaluation LCCI", "question__title_slug": "boolean-evaluation-lcci", "question__hide": false, "total_acs": 8656, "total_submitted": 16628, "total_column_articles": 124, "frontend_question_id": "面试题 08.14", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000030, "question__title": "Word Transformer LCCI", "question__title_slug": "word-transformer-lcci", "question__hide": false, "total_acs": 15117, "total_submitted": 37516, "total_column_articles": 212, "frontend_question_id": "面试题 17.22", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000029, "question__title": "Volume of Histogram LCCI", "question__title_slug": "volume-of-histogram-lcci", "question__hide": false, "total_acs": 51498, "total_submitted": 80865, "total_column_articles": 593, "frontend_question_id": "面试题 17.21", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000028, "question__title": "Continuous Median LCCI", "question__title_slug": "continuous-median-lcci", "question__hide": false, "total_acs": 7291, "total_submitted": 12458, "total_column_articles": 112, "frontend_question_id": "面试题 17.20", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000027, "question__title": "Calculator LCCI", "question__title_slug": "calculator-lcci", "question__hide": false, "total_acs": 25861, "total_submitted": 64973, "total_column_articles": 299, "frontend_question_id": "面试题 16.26", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000026, "question__title": "LRU Cache LCCI", "question__title_slug": "lru-cache-lcci", "question__hide": false, "total_acs": 49788, "total_submitted": 89614, "total_column_articles": 362, "frontend_question_id": "面试题 16.25", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000025, "question__title": "Add Without Plus LCCI", "question__title_slug": "add-without-plus-lcci", "question__hide": false, "total_acs": 24931, "total_submitted": 39678, "total_column_articles": 256, "frontend_question_id": "面试题 17.01", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000024, "question__title": "Multi Search LCCI", "question__title_slug": "multi-search-lcci", "question__hide": false, "total_acs": 13964, "total_submitted": 31341, "total_column_articles": 259, "frontend_question_id": "面试题 17.17", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000023, "question__title": "The Masseuse LCCI", "question__title_slug": "the-masseuse-lcci", "question__hide": false, "total_acs": 81204, "total_submitted": 158563, "total_column_articles": 1339, "frontend_question_id": "面试题 17.16", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000022, "question__title": "Longest Word LCCI", "question__title_slug": "longest-word-lcci", "question__hide": false, "total_acs": 12309, "total_submitted": 30096, "total_column_articles": 192, "frontend_question_id": "面试题 17.15", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000021, "question__title": "Smallest K LCCI", "question__title_slug": "smallest-k-lcci", "question__hide": false, "total_acs": 107605, "total_submitted": 184218, "total_column_articles": 949, "frontend_question_id": "面试题 17.14", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000020, "question__title": "Re-Space LCCI", "question__title_slug": "re-space-lcci", "question__hide": false, "total_acs": 29477, "total_submitted": 53239, "total_column_articles": 311, "frontend_question_id": "面试题 17.13", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000019, "question__title": "BiNode LCCI", "question__title_slug": "binode-lcci", "question__hide": false, "total_acs": 32634, "total_submitted": 51071, "total_column_articles": 404, "frontend_question_id": "面试题 17.12", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000018, "question__title": "English Int LCCI", "question__title_slug": "english-int-lcci", "question__hide": false, "total_acs": 4265, "total_submitted": 10911, "total_column_articles": 81, "frontend_question_id": "面试题 16.08", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000017, "question__title": "Factorial Zeros LCCI", "question__title_slug": "factorial-zeros-lcci", "question__hide": false, "total_acs": 19130, "total_submitted": 44493, "total_column_articles": 191, "frontend_question_id": "面试题 16.05", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000016, "question__title": "Sorted Matrix Search LCCI", "question__title_slug": "sorted-matrix-search-lcci", "question__hide": false, "total_acs": 22190, "total_submitted": 49858, "total_column_articles": 239, "frontend_question_id": "面试题 10.09", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000015, "question__title": "Hanota LCCI", "question__title_slug": "hanota-lcci", "question__hide": false, "total_acs": 47949, "total_submitted": 74315, "total_column_articles": 444, "frontend_question_id": "面试题 08.06", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000013, "question__title": "Peaks and Valleys LCCI", "question__title_slug": "peaks-and-valleys-lcci", "question__hide": false, "total_acs": 15261, "total_submitted": 23039, "total_column_articles": 177, "frontend_question_id": "面试题 10.11", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000012, "question__title": "Sorted Merge LCCI", "question__title_slug": "sorted-merge-lcci", "question__hide": false, "total_acs": 80386, "total_submitted": 143293, "total_column_articles": 2561, "frontend_question_id": "面试题 10.01", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000011, "question__title": "Robot in a Grid LCCI", "question__title_slug": "robot-in-a-grid-lcci", "question__hide": false, "total_acs": 23034, "total_submitted": 63875, "total_column_articles": 322, "frontend_question_id": "面试题 08.02", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000010, "question__title": "BST Sequences LCCI", "question__title_slug": "bst-sequences-lcci", "question__hide": false, "total_acs": 11809, "total_submitted": 24111, "total_column_articles": 169, "frontend_question_id": "面试题 04.09", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000009, "question__title": "Paths with Sum LCCI", "question__title_slug": "paths-with-sum-lcci", "question__hide": false, "total_acs": 31100, "total_submitted": 63384, "total_column_articles": 366, "frontend_question_id": "面试题 04.12", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000008, "question__title": "Partition List LCCI", "question__title_slug": "partition-list-lcci", "question__hide": false, "total_acs": 47239, "total_submitted": 78163, "total_column_articles": 594, "frontend_question_id": "面试题 02.04", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000007, "question__title": "Kth Node From End of List LCCI", "question__title_slug": "kth-node-from-end-of-list-lcci", "question__hide": false, "total_acs": 97051, "total_submitted": 124927, "total_column_articles": 1260, "frontend_question_id": "面试题 02.02", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000006, "question__title": "One Away LCCI", "question__title_slug": "one-away-lcci", "question__hide": false, "total_acs": 91540, "total_submitted": 261920, "total_column_articles": 1359, "frontend_question_id": "面试题 01.05", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000005, "question__title": "Pond Sizes LCCI", "question__title_slug": "pond-sizes-lcci", "question__hide": false, "total_acs": 40673, "total_submitted": 61376, "total_column_articles": 601, "frontend_question_id": "面试题 16.19", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000004, "question__title": "Pattern Matching LCCI", "question__title_slug": "pattern-matching-lcci", "question__hide": false, "total_acs": 18450, "total_submitted": 54389, "total_column_articles": 353, "frontend_question_id": "面试题 16.18", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000003, "question__title": "Contiguous Sequence LCCI", "question__title_slug": "contiguous-sequence-lcci", "question__hide": false, "total_acs": 50990, "total_submitted": 86843, "total_column_articles": 531, "frontend_question_id": "面试题 16.17", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100356, "question__title": "Sub Sort LCCI", "question__title_slug": "sub-sort-lcci", "question__hide": false, "total_acs": 27420, "total_submitted": 58749, "total_column_articles": 335, "frontend_question_id": "面试题 16.16", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100355, "question__title": "Master Mind LCCI", "question__title_slug": "master-mind-lcci", "question__hide": false, "total_acs": 17400, "total_submitted": 38361, "total_column_articles": 353, "frontend_question_id": "面试题 16.15", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100354, "question__title": "Best Line LCCI", "question__title_slug": "best-line-lcci", "question__hide": false, "total_acs": 6529, "total_submitted": 11757, "total_column_articles": 90, "frontend_question_id": "面试题 16.14", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100353, "question__title": "Bisect Squares LCCI", "question__title_slug": "bisect-squares-lcci", "question__hide": false, "total_acs": 3910, "total_submitted": 8883, "total_column_articles": 87, "frontend_question_id": "面试题 16.13", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100352, "question__title": "Diving Board LCCI", "question__title_slug": "diving-board-lcci", "question__hide": false, "total_acs": 60977, "total_submitted": 139208, "total_column_articles": 681, "frontend_question_id": "面试题 16.11", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100351, "question__title": "Living People LCCI", "question__title_slug": "living-people-lcci", "question__hide": false, "total_acs": 17798, "total_submitted": 26737, "total_column_articles": 277, "frontend_question_id": "面试题 16.10", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100350, "question__title": "Operations LCCI", "question__title_slug": "operations-lcci", "question__hide": false, "total_acs": 4320, "total_submitted": 7653, "total_column_articles": 62, "frontend_question_id": "面试题 16.09", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100349, "question__title": "Maximum LCCI", "question__title_slug": "maximum-lcci", "question__hide": false, "total_acs": 36891, "total_submitted": 49568, "total_column_articles": 454, "frontend_question_id": "面试题 16.07", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100348, "question__title": "Permutation II LCCI", "question__title_slug": "permutation-ii-lcci", "question__hide": false, "total_acs": 33449, "total_submitted": 48187, "total_column_articles": 381, "frontend_question_id": "面试题 08.08", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100347, "question__title": "寻找二叉树的最近公共祖先", "question__title_slug": "er-cha-shu-de-zui-jin-gong-gong-zu-xian-lcof", "question__hide": false, "total_acs": 228671, "total_submitted": 326086, "total_column_articles": 1163, "frontend_question_id": "LCR 194", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100346, "question__title": "求二叉搜索树的最近公共祖先", "question__title_slug": "er-cha-sou-suo-shu-de-zui-jin-gong-gong-zu-xian-lcof", "question__hide": false, "total_acs": 236172, "total_submitted": 342090, "total_column_articles": 1163, "frontend_question_id": "LCR 193", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100345, "question__title": "设计机械累加器", "question__title_slug": "qiu-12n-lcof", "question__hide": false, "total_acs": 253498, "total_submitted": 295666, "total_column_articles": 1842, "frontend_question_id": "LCR 189", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100344, "question__title": "买卖芯片的最佳时机", "question__title_slug": "gu-piao-de-zui-da-li-run-lcof", "question__hide": false, "total_acs": 286390, "total_submitted": 456882, "total_column_articles": 1671, "frontend_question_id": "LCR 188", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100343, "question__title": "破冰游戏", "question__title_slug": "yuan-quan-zhong-zui-hou-sheng-xia-de-shu-zi-lcof", "question__hide": false, "total_acs": 202522, "total_submitted": 311060, "total_column_articles": 1135, "frontend_question_id": "LCR 187", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100342, "question__title": "判断是否为平衡二叉树", "question__title_slug": "ping-heng-er-cha-shu-lcof", "question__hide": false, "total_acs": 267700, "total_submitted": 449845, "total_column_articles": 1532, "frontend_question_id": "LCR 176", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100341, "question__title": "文物朝代判断", "question__title_slug": "bu-ke-pai-zhong-de-shun-zi-lcof", "question__hide": false, "total_acs": 227750, "total_submitted": 504789, "total_column_articles": 1808, "frontend_question_id": "LCR 186", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100340, "question__title": "把字符串转换成整数 (atoi)", "question__title_slug": "ba-zi-fu-chuan-zhuan-huan-cheng-zheng-shu-lcof", "question__hide": false, "total_acs": 150302, "total_submitted": 539110, "total_column_articles": 1096, "frontend_question_id": "LCR 192", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100339, "question__title": "统计结果概率", "question__title_slug": "nge-tou-zi-de-dian-shu-lcof", "question__hide": false, "total_acs": 132740, "total_submitted": 231417, "total_column_articles": 1033, "frontend_question_id": "LCR 185", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100338, "question__title": "按规则计算统计结果", "question__title_slug": "gou-jian-cheng-ji-shu-zu-lcof", "question__hide": false, "total_acs": 156328, "total_submitted": 270177, "total_column_articles": 990, "frontend_question_id": "LCR 191", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100337, "question__title": "设计自助结算系统", "question__title_slug": "dui-lie-de-zui-da-zhi-lcof", "question__hide": false, "total_acs": 179257, "total_submitted": 376231, "total_column_articles": 1503, "frontend_question_id": "LCR 184", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100336, "question__title": "望远镜中最高的海拔", "question__title_slug": "hua-dong-chuang-kou-de-zui-da-zhi-lcof", "question__hide": false, "total_acs": 238943, "total_submitted": 534924, "total_column_articles": 1794, "frontend_question_id": "LCR 183", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100335, "question__title": "加密运算", "question__title_slug": "bu-yong-jia-jian-cheng-chu-zuo-jia-fa-lcof", "question__hide": false, "total_acs": 152283, "total_submitted": 253577, "total_column_articles": 871, "frontend_question_id": "LCR 190", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100334, "question__title": "丑数", "question__title_slug": "chou-shu-lcof", "question__hide": false, "total_acs": 174735, "total_submitted": 271378, "total_column_articles": 905, "frontend_question_id": "LCR 168", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100333, "question__title": "寻找二叉搜索树中的目标节点", "question__title_slug": "er-cha-sou-suo-shu-de-di-kda-jie-dian-lcof", "question__hide": false, "total_acs": 319244, "total_submitted": 418329, "total_column_articles": 1930, "frontend_question_id": "LCR 174", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100332, "question__title": "招式拆解 I", "question__title_slug": "zui-chang-bu-han-zhong-fu-zi-fu-de-zi-zi-fu-chuan-lcof", "question__hide": false, "total_acs": 318511, "total_submitted": 692530, "total_column_articles": 1903, "frontend_question_id": "LCR 167", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100331, "question__title": "点名", "question__title_slug": "que-shi-de-shu-zi-lcof", "question__hide": false, "total_acs": 368208, "total_submitted": 821849, "total_column_articles": 2605, "frontend_question_id": "LCR 173", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100330, "question__title": "动态口令", "question__title_slug": "zuo-xuan-zhuan-zi-fu-chuan-lcof", "question__hide": false, "total_acs": 529102, "total_submitted": 619318, "total_column_articles": 3387, "frontend_question_id": "LCR 182", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100329, "question__title": "统计目标成绩的出现次数", "question__title_slug": "zai-pai-xu-shu-zu-zhong-cha-zhao-shu-zi-lcof", "question__hide": false, "total_acs": 404565, "total_submitted": 768287, "total_column_articles": 2704, "frontend_question_id": "LCR 172", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100328, "question__title": "字符串中的单词反转", "question__title_slug": "fan-zhuan-dan-ci-shun-xu-lcof", "question__hide": false, "total_acs": 271828, "total_submitted": 606798, "total_column_articles": 1716, "frontend_question_id": "LCR 181", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100327, "question__title": "珠宝的最高价值", "question__title_slug": "li-wu-de-zui-da-jie-zhi-lcof", "question__hide": false, "total_acs": 284997, "total_submitted": 411806, "total_column_articles": 1962, "frontend_question_id": "LCR 166", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100326, "question__title": "训练计划 V", "question__title_slug": "liang-ge-lian-biao-de-di-yi-ge-gong-gong-jie-dian-lcof", "question__hide": false, "total_acs": 333994, "total_submitted": 510666, "total_column_articles": 1647, "frontend_question_id": "LCR 171", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100325, "question__title": "解密数字", "question__title_slug": "ba-shu-zi-fan-yi-cheng-zi-fu-chuan-lcof", "question__hide": false, "total_acs": 261511, "total_submitted": 512656, "total_column_articles": 2394, "frontend_question_id": "LCR 165", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100324, "question__title": "文件组合", "question__title_slug": "he-wei-sde-lian-xu-zheng-shu-xu-lie-lcof", "question__hide": false, "total_acs": 252109, "total_submitted": 354645, "total_column_articles": 2514, "frontend_question_id": "LCR 180", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100323, "question__title": "破解闯关密码", "question__title_slug": "ba-shu-zu-pai-cheng-zui-xiao-de-shu-lcof", "question__hide": false, "total_acs": 237268, "total_submitted": 433639, "total_column_articles": 1519, "frontend_question_id": "LCR 164", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100322, "question__title": "查找总价格为目标值的两个商品", "question__title_slug": "he-wei-sde-liang-ge-shu-zi-lcof", "question__hide": false, "total_acs": 287659, "total_submitted": 424421, "total_column_articles": 1521, "frontend_question_id": "LCR 179", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100321, "question__title": "训练计划 VI", "question__title_slug": "shu-zu-zhong-shu-zi-chu-xian-de-ci-shu-ii-lcof", "question__hide": false, "total_acs": 176482, "total_submitted": 219063, "total_column_articles": 1131, "frontend_question_id": "LCR 178", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100320, "question__title": "撞色搭配", "question__title_slug": "shu-zu-zhong-shu-zi-chu-xian-de-ci-shu-lcof", "question__hide": false, "total_acs": 211465, "total_submitted": 307686, "total_column_articles": 1610, "frontend_question_id": "LCR 177", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100319, "question__title": "计算二叉树的深度", "question__title_slug": "er-cha-shu-de-shen-du-lcof", "question__hide": false, "total_acs": 326490, "total_submitted": 411446, "total_column_articles": 1914, "frontend_question_id": "LCR 175", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100318, "question__title": "交易逆序对的总数", "question__title_slug": "shu-zu-zhong-de-ni-xu-dui-lcof", "question__hide": false, "total_acs": 210775, "total_submitted": 426097, "total_column_articles": 1530, "frontend_question_id": "LCR 170", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100317, "question__title": "二叉树中和为目标值的路径", "question__title_slug": "er-cha-shu-zhong-he-wei-mou-yi-zhi-de-lu-jing-lcof", "question__hide": false, "total_acs": 277060, "total_submitted": 468792, "total_column_articles": 1562, "frontend_question_id": "LCR 153", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100316, "question__title": "招式拆解 II", "question__title_slug": "di-yi-ge-zhi-chu-xian-yi-ci-de-zi-fu-lcof", "question__hide": false, "total_acs": 336629, "total_submitted": 544836, "total_column_articles": 1885, "frontend_question_id": "LCR 169", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100315, "question__title": "验证二叉搜索树的后序遍历序列", "question__title_slug": "er-cha-sou-suo-shu-de-hou-xu-bian-li-xu-lie-lcof", "question__hide": false, "total_acs": 233918, "total_submitted": 410291, "total_column_articles": 1710, "frontend_question_id": "LCR 152", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100314, "question__title": "彩灯装饰记录 III", "question__title_slug": "cong-shang-dao-xia-da-yin-er-cha-shu-iii-lcof", "question__hide": false, "total_acs": 270388, "total_submitted": 465544, "total_column_articles": 2188, "frontend_question_id": "LCR 151", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100313, "question__title": "找到第 k 位数字", "question__title_slug": "shu-zi-xu-lie-zhong-mou-yi-wei-de-shu-zi-lcof", "question__hide": false, "total_acs": 111751, "total_submitted": 259420, "total_column_articles": 821, "frontend_question_id": "LCR 163", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100312, "question__title": "彩灯装饰记录 II", "question__title_slug": "cong-shang-dao-xia-da-yin-er-cha-shu-ii-lcof", "question__hide": false, "total_acs": 292329, "total_submitted": 425204, "total_column_articles": 1963, "frontend_question_id": "LCR 150", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100311, "question__title": "彩灯装饰记录 I", "question__title_slug": "cong-shang-dao-xia-da-yin-er-cha-shu-lcof", "question__hide": false, "total_acs": 297184, "total_submitted": 471625, "total_column_articles": 1759, "frontend_question_id": "LCR 149", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100310, "question__title": "库存管理 II", "question__title_slug": "shu-zu-zhong-chu-xian-ci-shu-chao-guo-yi-ban-de-shu-zi-lcof", "question__hide": false, "total_acs": 317521, "total_submitted": 454101, "total_column_articles": 1634, "frontend_question_id": "LCR 158", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100309, "question__title": "数字 1 的个数", "question__title_slug": "1nzheng-shu-zhong-1chu-xian-de-ci-shu-lcof", "question__hide": false, "total_acs": 93591, "total_submitted": 185414, "total_column_articles": 815, "frontend_question_id": "LCR 162", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100308, "question__title": "套餐内商品的排列顺序", "question__title_slug": "zi-fu-chuan-de-pai-lie-lcof", "question__hide": false, "total_acs": 285566, "total_submitted": 497472, "total_column_articles": 1674, "frontend_question_id": "LCR 157", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100307, "question__title": "序列化与反序列化二叉树", "question__title_slug": "xu-lie-hua-er-cha-shu-lcof", "question__hide": false, "total_acs": 143005, "total_submitted": 249827, "total_column_articles": 895, "frontend_question_id": "LCR 156", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100306, "question__title": "验证图书取出顺序", "question__title_slug": "zhan-de-ya-ru-dan-chu-xu-lie-lcof", "question__hide": false, "total_acs": 231249, "total_submitted": 378585, "total_column_articles": 1607, "frontend_question_id": "LCR 148", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100305, "question__title": "将二叉搜索树转化为排序的双向链表", "question__title_slug": "er-cha-sou-suo-shu-yu-shuang-xiang-lian-biao-lcof", "question__hide": false, "total_acs": 225764, "total_submitted": 348430, "total_column_articles": 1700, "frontend_question_id": "LCR 155", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100304, "question__title": "连续天数的最高销售额", "question__title_slug": "lian-xu-zi-shu-zu-de-zui-da-he-lcof", "question__hide": false, "total_acs": 424585, "total_submitted": 706194, "total_column_articles": 2360, "frontend_question_id": "LCR 161", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100303, "question__title": "数据流中的中位数", "question__title_slug": "shu-ju-liu-zhong-de-zhong-wei-shu-lcof", "question__hide": false, "total_acs": 142798, "total_submitted": 245539, "total_column_articles": 912, "frontend_question_id": "LCR 160", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100302, "question__title": "最小栈", "question__title_slug": "bao-han-minhan-shu-de-zhan-lcof", "question__hide": false, "total_acs": 369251, "total_submitted": 668380, "total_column_articles": 2090, "frontend_question_id": "LCR 147", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100301, "question__title": "库存管理 III", "question__title_slug": "zui-xiao-de-kge-shu-lcof", "question__hide": false, "total_acs": 459446, "total_submitted": 795664, "total_column_articles": 2617, "frontend_question_id": "LCR 159", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100300, "question__title": "随机链表的复制", "question__title_slug": "fu-za-lian-biao-de-fu-zhi-lcof", "question__hide": false, "total_acs": 302905, "total_submitted": 423802, "total_column_articles": 1871, "frontend_question_id": "LCR 154", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100299, "question__title": "删除链表的节点", "question__title_slug": "shan-chu-lian-biao-de-jie-dian-lcof", "question__hide": false, "total_acs": 385703, "total_submitted": 648218, "total_column_articles": 2404, "frontend_question_id": "LCR 136", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100298, "question__title": "训练计划 III", "question__title_slug": "fan-zhuan-lian-biao-lcof", "question__hide": false, "total_acs": 599950, "total_submitted": 810178, "total_column_articles": 3050, "frontend_question_id": "LCR 141", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100297, "question__title": "模糊搜索验证", "question__title_slug": "zheng-ze-biao-da-shi-pi-pei-lcof", "question__hide": false, "total_acs": 127058, "total_submitted": 332041, "total_column_articles": 741, "frontend_question_id": "LCR 137", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100296, "question__title": "报数", "question__title_slug": "da-yin-cong-1dao-zui-da-de-nwei-shu-lcof", "question__hide": false, "total_acs": 271431, "total_submitted": 349897, "total_column_articles": 1628, "frontend_question_id": "LCR 135", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100295, "question__title": "Pow(x, n)", "question__title_slug": "shu-zhi-de-zheng-shu-ci-fang-lcof", "question__hide": false, "total_acs": 249530, "total_submitted": 713378, "total_column_articles": 1316, "frontend_question_id": "LCR 134", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100294, "question__title": "训练计划 II", "question__title_slug": "lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof", "question__hide": false, "total_acs": 495242, "total_submitted": 621239, "total_column_articles": 3723, "frontend_question_id": "LCR 140", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100293, "question__title": "螺旋遍历二维数组", "question__title_slug": "shun-shi-zhen-da-yin-ju-zhen-lcof", "question__hide": false, "total_acs": 277287, "total_submitted": 648214, "total_column_articles": 2292, "frontend_question_id": "LCR 146", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100292, "question__title": "位 1 的个数", "question__title_slug": "er-jin-zhi-zhong-1de-ge-shu-lcof", "question__hide": false, "total_acs": 347644, "total_submitted": 458080, "total_column_articles": 1875, "frontend_question_id": "LCR 133", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100291, "question__title": "训练计划 I", "question__title_slug": "diao-zheng-shu-zu-shun-xu-shi-qi-shu-wei-yu-ou-shu-qian-mian-lcof", "question__hide": false, "total_acs": 398518, "total_submitted": 613454, "total_column_articles": 2737, "frontend_question_id": "LCR 139", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100290, "question__title": "有效数字", "question__title_slug": "biao-shi-shu-zhi-de-zi-fu-chuan-lcof", "question__hide": false, "total_acs": 156080, "total_submitted": 628024, "total_column_articles": 1651, "frontend_question_id": "LCR 138", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100289, "question__title": "判断对称二叉树", "question__title_slug": "dui-cheng-de-er-cha-shu-lcof", "question__hide": false, "total_acs": 310408, "total_submitted": 538185, "total_column_articles": 1927, "frontend_question_id": "LCR 145", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100288, "question__title": "翻转二叉树", "question__title_slug": "er-cha-shu-de-jing-xiang-lcof", "question__hide": false, "total_acs": 378593, "total_submitted": 475905, "total_column_articles": 2292, "frontend_question_id": "LCR 144", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100287, "question__title": "子结构判断", "question__title_slug": "shu-de-zi-jie-gou-lcof", "question__hide": false, "total_acs": 324197, "total_submitted": 699615, "total_column_articles": 2154, "frontend_question_id": "LCR 143", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100286, "question__title": "训练计划 IV", "question__title_slug": "he-bing-liang-ge-pai-xu-de-lian-biao-lcof", "question__hide": false, "total_acs": 380687, "total_submitted": 529989, "total_column_articles": 1993, "frontend_question_id": "LCR 142", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100285, "question__title": "砍竹子 II", "question__title_slug": "jian-sheng-zi-ii-lcof", "question__hide": false, "total_acs": 156997, "total_submitted": 500785, "total_column_articles": 799, "frontend_question_id": "LCR 132", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100284, "question__title": "砍竹子 I", "question__title_slug": "jian-sheng-zi-lcof", "question__hide": false, "total_acs": 301018, "total_submitted": 524446, "total_column_articles": 2074, "frontend_question_id": "LCR 131", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100283, "question__title": "推理二叉树", "question__title_slug": "zhong-jian-er-cha-shu-lcof", "question__hide": false, "total_acs": 349764, "total_submitted": 498859, "total_column_articles": 2211, "frontend_question_id": "LCR 124", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100282, "question__title": "图书整理 I", "question__title_slug": "cong-wei-dao-tou-da-yin-lian-biao-lcof", "question__hide": false, "total_acs": 665062, "total_submitted": 898567, "total_column_articles": 3751, "frontend_question_id": "LCR 123", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100281, "question__title": "衣橱整理", "question__title_slug": "ji-qi-ren-de-yun-dong-fan-wei-lcof", "question__hide": false, "total_acs": 332262, "total_submitted": 620624, "total_column_articles": 2607, "frontend_question_id": "LCR 130", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100280, "question__title": "路径加密", "question__title_slug": "ti-huan-kong-ge-lcof", "question__hide": false, "total_acs": 737766, "total_submitted": 986696, "total_column_articles": 3699, "frontend_question_id": "LCR 122", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100279, "question__title": "字母迷宫", "question__title_slug": "ju-zhen-zhong-de-lu-jing-lcof", "question__hide": false, "total_acs": 352262, "total_submitted": 771402, "total_column_articles": 1904, "frontend_question_id": "LCR 129", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100278, "question__title": "库存管理 I", "question__title_slug": "xuan-zhuan-shu-zu-de-zui-xiao-shu-zi-lcof", "question__hide": false, "total_acs": 509366, "total_submitted": 1028308, "total_column_articles": 2658, "frontend_question_id": "LCR 128", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100277, "question__title": "跳跃训练", "question__title_slug": "qing-wa-tiao-tai-jie-wen-ti-lcof", "question__hide": false, "total_acs": 400035, "total_submitted": 877822, "total_column_articles": 2115, "frontend_question_id": "LCR 127", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100276, "question__title": "寻找目标值 - 二维数组", "question__title_slug": "er-wei-shu-zu-zhong-de-cha-zhao-lcof", "question__hide": false, "total_acs": 539046, "total_submitted": 1365038, "total_column_articles": 3598, "frontend_question_id": "LCR 121", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100275, "question__title": "寻找文件副本", "question__title_slug": "shu-zu-zhong-zhong-fu-de-shu-zi-lcof", "question__hide": false, "total_acs": 784935, "total_submitted": 1173382, "total_column_articles": 4471, "frontend_question_id": "LCR 120", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100274, "question__title": "斐波那契数", "question__title_slug": "fei-bo-na-qi-shu-lie-lcof", "question__hide": false, "total_acs": 514203, "total_submitted": 1437407, "total_column_articles": 2892, "frontend_question_id": "LCR 126", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100273, "question__title": "图书整理 II", "question__title_slug": "yong-liang-ge-zhan-shi-xian-dui-lie-lcof", "question__hide": false, "total_acs": 592045, "total_submitted": 841859, "total_column_articles": 3069, "frontend_question_id": "LCR 125", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100262, "question__title": "Smallest Difference LCCI", "question__title_slug": "smallest-difference-lcci", "question__hide": false, "total_acs": 23461, "total_submitted": 55032, "total_column_articles": 300, "frontend_question_id": "面试题 16.06", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100261, "question__title": "Tic-Tac-Toe LCCI", "question__title_slug": "tic-tac-toe-lcci", "question__hide": false, "total_acs": 12362, "total_submitted": 26120, "total_column_articles": 225, "frontend_question_id": "面试题 16.04", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100260, "question__title": "Intersection LCCI", "question__title_slug": "intersection-lcci", "question__hide": false, "total_acs": 11412, "total_submitted": 25908, "total_column_articles": 255, "frontend_question_id": "面试题 16.03", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100259, "question__title": "Words Frequency LCCI", "question__title_slug": "words-frequency-lcci", "question__hide": false, "total_acs": 24946, "total_submitted": 32487, "total_column_articles": 286, "frontend_question_id": "面试题 16.02", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100258, "question__title": "Swap Numbers LCCI", "question__title_slug": "swap-numbers-lcci", "question__hide": false, "total_acs": 41863, "total_submitted": 51691, "total_column_articles": 573, "frontend_question_id": "面试题 16.01", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100242, "question__title": "Sparse Array Search LCCI", "question__title_slug": "sparse-array-search-lcci", "question__hide": false, "total_acs": 32046, "total_submitted": 56278, "total_column_articles": 379, "frontend_question_id": "面试题 10.05", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100241, "question__title": "Permutation I LCCI", "question__title_slug": "permutation-i-lcci", "question__hide": false, "total_acs": 34178, "total_submitted": 42178, "total_column_articles": 478, "frontend_question_id": "面试题 08.07", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100240, "question__title": "Magic Index LCCI", "question__title_slug": "magic-index-lcci", "question__hide": false, "total_acs": 63678, "total_submitted": 94527, "total_column_articles": 496, "frontend_question_id": "面试题 08.03", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100233, "question__title": "Eight Queens LCCI", "question__title_slug": "eight-queens-lcci", "question__hide": false, "total_acs": 30334, "total_submitted": 39643, "total_column_articles": 434, "frontend_question_id": "面试题 08.12", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100232, "question__title": "Search Rotate Array LCCI", "question__title_slug": "search-rotate-array-lcci", "question__hide": false, "total_acs": 28004, "total_submitted": 73147, "total_column_articles": 314, "frontend_question_id": "面试题 10.03", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100231, "question__title": "Coin LCCI", "question__title_slug": "coin-lcci", "question__hide": false, "total_acs": 45201, "total_submitted": 90947, "total_column_articles": 384, "frontend_question_id": "面试题 08.11", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100230, "question__title": "Reverse Bits LCCI", "question__title_slug": "reverse-bits-lcci", "question__hide": false, "total_acs": 23195, "total_submitted": 61609, "total_column_articles": 375, "frontend_question_id": "面试题 05.03", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100229, "question__title": "Check SubTree LCCI", "question__title_slug": "check-subtree-lcci", "question__hide": false, "total_acs": 28433, "total_submitted": 43070, "total_column_articles": 391, "frontend_question_id": "面试题 04.10", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100228, "question__title": "Animal Shelter LCCI", "question__title_slug": "animal-shelter-lcci", "question__hide": false, "total_acs": 20505, "total_submitted": 35274, "total_column_articles": 270, "frontend_question_id": "面试题 03.06", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100203, "question__title": "Binary Number to String LCCI", "question__title_slug": "binary-number-to-string-lcci", "question__hide": false, "total_acs": 38434, "total_submitted": 50045, "total_column_articles": 430, "frontend_question_id": "面试题 05.02", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100202, "question__title": "Pile Box LCCI", "question__title_slug": "pile-box-lcci", "question__hide": false, "total_acs": 12870, "total_submitted": 25100, "total_column_articles": 137, "frontend_question_id": "面试题 08.13", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100201, "question__title": "Color Fill LCCI", "question__title_slug": "color-fill-lcci", "question__hide": false, "total_acs": 24332, "total_submitted": 43517, "total_column_articles": 346, "frontend_question_id": "面试题 08.10", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100200, "question__title": "Bracket LCCI", "question__title_slug": "bracket-lcci", "question__hide": false, "total_acs": 34824, "total_submitted": 42335, "total_column_articles": 510, "frontend_question_id": "面试题 08.09", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100199, "question__title": "Recursive Mulitply LCCI", "question__title_slug": "recursive-mulitply-lcci", "question__hide": false, "total_acs": 49455, "total_submitted": 75493, "total_column_articles": 788, "frontend_question_id": "面试题 08.05", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100198, "question__title": "Power Set LCCI", "question__title_slug": "power-set-lcci", "question__hide": false, "total_acs": 33012, "total_submitted": 40263, "total_column_articles": 470, "frontend_question_id": "面试题 08.04", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100197, "question__title": "Three Steps Problem LCCI", "question__title_slug": "three-steps-problem-lcci", "question__hide": false, "total_acs": 68205, "total_submitted": 186539, "total_column_articles": 691, "frontend_question_id": "面试题 08.01", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100196, "question__title": "Draw Line LCCI", "question__title_slug": "draw-line-lcci", "question__hide": false, "total_acs": 7158, "total_submitted": 13396, "total_column_articles": 140, "frontend_question_id": "面试题 05.08", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100195, "question__title": "Stack of Plates LCCI", "question__title_slug": "stack-of-plates-lcci", "question__hide": false, "total_acs": 16988, "total_submitted": 44188, "total_column_articles": 214, "frontend_question_id": "面试题 03.03", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100188, "question__title": "Sum Lists LCCI", "question__title_slug": "sum-lists-lcci", "question__hide": false, "total_acs": 67275, "total_submitted": 143817, "total_column_articles": 778, "frontend_question_id": "面试题 02.05", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100187, "question__title": "Delete Middle Node LCCI", "question__title_slug": "delete-middle-node-lcci", "question__hide": false, "total_acs": 98320, "total_submitted": 114582, "total_column_articles": 878, "frontend_question_id": "面试题 02.03", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100186, "question__title": "Zero Matrix LCCI", "question__title_slug": "zero-matrix-lcci", "question__hide": false, "total_acs": 122333, "total_submitted": 192170, "total_column_articles": 1028, "frontend_question_id": "面试题 01.08", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100185, "question__title": "Rotate Matrix LCCI", "question__title_slug": "rotate-matrix-lcci", "question__hide": false, "total_acs": 121434, "total_submitted": 167350, "total_column_articles": 1256, "frontend_question_id": "面试题 01.07", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100184, "question__title": "Palindrome Permutation LCCI", "question__title_slug": "palindrome-permutation-lcci", "question__hide": false, "total_acs": 72433, "total_submitted": 135553, "total_column_articles": 1188, "frontend_question_id": "面试题 01.04", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100183, "question__title": "Closed Number LCCI", "question__title_slug": "closed-number-lcci", "question__hide": false, "total_acs": 9529, "total_submitted": 26933, "total_column_articles": 211, "frontend_question_id": "面试题 05.04", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100182, "question__title": "Exchange LCCI", "question__title_slug": "exchange-lcci", "question__hide": false, "total_acs": 19542, "total_submitted": 27478, "total_column_articles": 308, "frontend_question_id": "面试题 05.07", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100181, "question__title": "Convert Integer LCCI", "question__title_slug": "convert-integer-lcci", "question__hide": false, "total_acs": 22191, "total_submitted": 43315, "total_column_articles": 342, "frontend_question_id": "面试题 05.06", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100180, "question__title": "Insert Into Bits LCCI", "question__title_slug": "insert-into-bits-lcci", "question__hide": false, "total_acs": 18145, "total_submitted": 35149, "total_column_articles": 314, "frontend_question_id": "面试题 05.01", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100179, "question__title": "First Common Ancestor LCCI", "question__title_slug": "first-common-ancestor-lcci", "question__hide": false, "total_acs": 29318, "total_submitted": 41028, "total_column_articles": 280, "frontend_question_id": "面试题 04.08", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100178, "question__title": "Successor LCCI", "question__title_slug": "successor-lcci", "question__hide": false, "total_acs": 67168, "total_submitted": 107387, "total_column_articles": 679, "frontend_question_id": "面试题 04.06", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100177, "question__title": "Legal Binary Search Tree LCCI", "question__title_slug": "legal-binary-search-tree-lcci", "question__hide": false, "total_acs": 40836, "total_submitted": 114138, "total_column_articles": 458, "frontend_question_id": "面试题 04.05", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100176, "question__title": "Check Balance LCCI", "question__title_slug": "check-balance-lcci", "question__hide": false, "total_acs": 47503, "total_submitted": 79418, "total_column_articles": 480, "frontend_question_id": "面试题 04.04", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100175, "question__title": "List of Depth LCCI", "question__title_slug": "list-of-depth-lcci", "question__hide": false, "total_acs": 36758, "total_submitted": 45541, "total_column_articles": 732, "frontend_question_id": "面试题 04.03", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100174, "question__title": "Minimum Height Tree LCCI", "question__title_slug": "minimum-height-tree-lcci", "question__hide": false, "total_acs": 50275, "total_submitted": 63669, "total_column_articles": 580, "frontend_question_id": "面试题 04.02", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100173, "question__title": "Sort of Stacks LCCI", "question__title_slug": "sort-of-stacks-lcci", "question__hide": false, "total_acs": 28366, "total_submitted": 53026, "total_column_articles": 360, "frontend_question_id": "面试题 03.05", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100172, "question__title": "Three in One LCCI", "question__title_slug": "three-in-one-lcci", "question__hide": false, "total_acs": 22159, "total_submitted": 41479, "total_column_articles": 302, "frontend_question_id": "面试题 03.01", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100171, "question__title": "Route Between Nodes LCCI ", "question__title_slug": "route-between-nodes-lcci", "question__hide": false, "total_acs": 32481, "total_submitted": 61148, "total_column_articles": 403, "frontend_question_id": "面试题 04.01", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100170, "question__title": "Implement Queue using Stacks LCCI", "question__title_slug": "implement-queue-using-stacks-lcci", "question__hide": false, "total_acs": 36031, "total_submitted": 50298, "total_column_articles": 448, "frontend_question_id": "面试题 03.04", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100169, "question__title": "Min Stack LCCI", "question__title_slug": "min-stack-lcci", "question__hide": false, "total_acs": 41790, "total_submitted": 67186, "total_column_articles": 421, "frontend_question_id": "面试题 03.02", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100168, "question__title": "Linked List Cycle LCCI", "question__title_slug": "linked-list-cycle-lcci", "question__hide": false, "total_acs": 44950, "total_submitted": 80949, "total_column_articles": 422, "frontend_question_id": "面试题 02.08", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100167, "question__title": "Intersection of Two Linked Lists LCCI", "question__title_slug": "intersection-of-two-linked-lists-lcci", "question__hide": false, "total_acs": 202866, "total_submitted": 306087, "total_column_articles": 1263, "frontend_question_id": "面试题 02.07", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100164, "question__title": "Palindrome Linked List LCCI", "question__title_slug": "palindrome-linked-list-lcci", "question__hide": false, "total_acs": 65074, "total_submitted": 133122, "total_column_articles": 704, "frontend_question_id": "面试题 02.06", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100163, "question__title": "Remove Duplicate Node LCCI", "question__title_slug": "remove-duplicate-node-lcci", "question__hide": false, "total_acs": 96312, "total_submitted": 145095, "total_column_articles": 910, "frontend_question_id": "面试题 02.01", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100162, "question__title": "String Rotation LCCI", "question__title_slug": "string-rotation-lcci", "question__hide": false, "total_acs": 89398, "total_submitted": 166093, "total_column_articles": 867, "frontend_question_id": "面试题 01.09", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100161, "question__title": "Compress String LCCI", "question__title_slug": "compress-string-lcci", "question__hide": false, "total_acs": 113242, "total_submitted": 246163, "total_column_articles": 1499, "frontend_question_id": "面试题 01.06", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100160, "question__title": "String to URL LCCI", "question__title_slug": "string-to-url-lcci", "question__hide": false, "total_acs": 80558, "total_submitted": 140390, "total_column_articles": 764, "frontend_question_id": "面试题 01.03", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100159, "question__title": "Check Permutation LCCI", "question__title_slug": "check-permutation-lcci", "question__hide": false, "total_acs": 133582, "total_submitted": 203680, "total_column_articles": 1910, "frontend_question_id": "面试题 01.02", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100158, "question__title": "Is Unique LCCI", "question__title_slug": "is-unique-lcci", "question__hide": false, "total_acs": 162336, "total_submitted": 228589, "total_column_articles": 2273, "frontend_question_id": "面试题 01.01", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100107, "question__title": "Guess Numbers", "question__title_slug": "guess-numbers", "question__hide": false, "total_acs": 102707, "total_submitted": 121445, "total_column_articles": 833, "frontend_question_id": "LCP 01", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100096, "question__title": "Programmable Robot", "question__title_slug": "programmable-robot", "question__hide": false, "total_acs": 16168, "total_submitted": 69191, "total_column_articles": 247, "frontend_question_id": "LCP 03", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100094, "question__title": "Coin Bonus", "question__title_slug": "coin-bonus", "question__hide": false, "total_acs": 3210, "total_submitted": 14190, "total_column_articles": 71, "frontend_question_id": "LCP 05", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100093, "question__title": "Broken Board Dominoes", "question__title_slug": "broken-board-dominoes", "question__hide": false, "total_acs": 4348, "total_submitted": 10496, "total_column_articles": 93, "frontend_question_id": "LCP 04", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100092, "question__title": "Deep Dark Fraction", "question__title_slug": "deep-dark-fraction", "question__hide": false, "total_acs": 20682, "total_submitted": 29477, "total_column_articles": 343, "frontend_question_id": "LCP 02", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3247, "question__title": "Number of Same-End Substrings", "question__title_slug": "number-of-same-end-substrings", "question__hide": false, "total_acs": 79, "total_submitted": 83, "total_column_articles": 2, "frontend_question_id": "2955", "is_new_question": true }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3237, "question__title": "Number of Divisible Substrings", "question__title_slug": "number-of-divisible-substrings", "question__hide": false, "total_acs": 92, "total_submitted": 99, "total_column_articles": 2, "frontend_question_id": "2950", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3232, "question__title": "Maximum GCD-Sum of a Subarray", "question__title_slug": "maximum-gcd-sum-of-a-subarray", "question__hide": false, "total_acs": 209, "total_submitted": 258, "total_column_articles": 2, "frontend_question_id": "2941", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3231, "question__title": "Minimum Number of Coins to be Added", "question__title_slug": "minimum-number-of-coins-to-be-added", "question__hide": false, "total_acs": 3554, "total_submitted": 7295, "total_column_articles": 54, "frontend_question_id": "2952", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3224, "question__title": "Count the Number of Infection Sequences", "question__title_slug": "count-the-number-of-infection-sequences", "question__hide": false, "total_acs": 1117, "total_submitted": 2799, "total_column_articles": 15, "frontend_question_id": "2954", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3223, "question__title": "Count Complete Substrings", "question__title_slug": "count-complete-substrings", "question__hide": false, "total_acs": 2945, "total_submitted": 9100, "total_column_articles": 35, "frontend_question_id": "2953", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3222, "question__title": "Number of Equal Numbers Blocks", "question__title_slug": "number-of-equal-numbers-blocks", "question__hide": false, "total_acs": 72, "total_submitted": 109, "total_column_articles": 2, "frontend_question_id": "2936", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3221, "question__title": "Find the Peaks", "question__title_slug": "find-the-peaks", "question__hide": false, "total_acs": 5328, "total_submitted": 6764, "total_column_articles": 20, "frontend_question_id": "2951", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3219, "question__title": "Make Lexicographically Smallest Array by Swapping Elements", "question__title_slug": "make-lexicographically-smallest-array-by-swapping-elements", "question__hide": false, "total_acs": 2955, "total_submitted": 6949, "total_column_articles": 39, "frontend_question_id": "2948", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3216, "question__title": "Distribute Candies Among Children III", "question__title_slug": "distribute-candies-among-children-iii", "question__hide": false, "total_acs": 58, "total_submitted": 89, "total_column_articles": 3, "frontend_question_id": "2927", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3215, "question__title": "Matrix Similarity After Cyclic Shifts", "question__title_slug": "matrix-similarity-after-cyclic-shifts", "question__hide": false, "total_acs": 4918, "total_submitted": 8068, "total_column_articles": 37, "frontend_question_id": "2946", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3214, "question__title": "Maximize Area of Square Hole in Grid", "question__title_slug": "maximize-area-of-square-hole-in-grid", "question__hide": false, "total_acs": 2371, "total_submitted": 6314, "total_column_articles": 22, "frontend_question_id": "2943", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3211, "question__title": "Find Maximum Non-decreasing Array Length", "question__title_slug": "find-maximum-non-decreasing-array-length", "question__hide": false, "total_acs": 938, "total_submitted": 3806, "total_column_articles": 15, "frontend_question_id": "2945", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3210, "question__title": "Count Beautiful Substrings I", "question__title_slug": "count-beautiful-substrings-i", "question__hide": false, "total_acs": 3933, "total_submitted": 6795, "total_column_articles": 28, "frontend_question_id": "2947", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3209, "question__title": "Minimum Number of Coins for Fruits", "question__title_slug": "minimum-number-of-coins-for-fruits", "question__hide": false, "total_acs": 3102, "total_submitted": 5249, "total_column_articles": 38, "frontend_question_id": "2944", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3208, "question__title": "Count Beautiful Substrings II", "question__title_slug": "count-beautiful-substrings-ii", "question__hide": false, "total_acs": 1878, "total_submitted": 5920, "total_column_articles": 26, "frontend_question_id": "2949", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3207, "question__title": "Make Three Strings Equal", "question__title_slug": "make-three-strings-equal", "question__hide": false, "total_acs": 5501, "total_submitted": 11974, "total_column_articles": 51, "frontend_question_id": "2937", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3205, "question__title": "Market Analysis III", "question__title_slug": "market-analysis-iii", "question__hide": false, "total_acs": 91, "total_submitted": 201, "total_column_articles": 2, "frontend_question_id": "2922", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3204, "question__title": "Maximum Profitable Triplets With Increasing Prices II", "question__title_slug": "maximum-profitable-triplets-with-increasing-prices-ii", "question__hide": false, "total_acs": 80, "total_submitted": 101, "total_column_articles": 3, "frontend_question_id": "2921", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3202, "question__title": "High-Access Employees", "question__title_slug": "high-access-employees", "question__hide": false, "total_acs": 4664, "total_submitted": 9409, "total_column_articles": 41, "frontend_question_id": "2933", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3201, "question__title": "Distribute Candies Among Children II", "question__title_slug": "distribute-candies-among-children-ii", "question__hide": false, "total_acs": 2599, "total_submitted": 7224, "total_column_articles": 43, "frontend_question_id": "2929", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3200, "question__title": "Number of Strings Which Can Be Rearranged to Contain Substring", "question__title_slug": "number-of-strings-which-can-be-rearranged-to-contain-substring", "question__hide": false, "total_acs": 1743, "total_submitted": 2827, "total_column_articles": 24, "frontend_question_id": "2930", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3199, "question__title": "Distribute Candies Among Children I", "question__title_slug": "distribute-candies-among-children-i", "question__hide": false, "total_acs": 3194, "total_submitted": 4273, "total_column_articles": 17, "frontend_question_id": "2928", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3198, "question__title": "Number of Ways to Reach Destination in the Grid", "question__title_slug": "number-of-ways-to-reach-destination-in-the-grid", "question__hide": false, "total_acs": 73, "total_submitted": 95, "total_column_articles": 3, "frontend_question_id": "2912", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3197, "question__title": "Maximum Strong Pair XOR II", "question__title_slug": "maximum-strong-pair-xor-ii", "question__hide": false, "total_acs": 3323, "total_submitted": 8779, "total_column_articles": 29, "frontend_question_id": "2935", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3195, "question__title": "Separate Black and White Balls", "question__title_slug": "separate-black-and-white-balls", "question__hide": false, "total_acs": 5378, "total_submitted": 10115, "total_column_articles": 59, "frontend_question_id": "2938", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3194, "question__title": "Find Words Containing Character", "question__title_slug": "find-words-containing-character", "question__hide": false, "total_acs": 3496, "total_submitted": 3900, "total_column_articles": 21, "frontend_question_id": "2942", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3193, "question__title": "Maximum Strong Pair XOR I", "question__title_slug": "maximum-strong-pair-xor-i", "question__hide": false, "total_acs": 5136, "total_submitted": 6858, "total_column_articles": 16, "frontend_question_id": "2932", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3192, "question__title": "Maximum Xor Product", "question__title_slug": "maximum-xor-product", "question__hide": false, "total_acs": 3223, "total_submitted": 10814, "total_column_articles": 40, "frontend_question_id": "2939", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3191, "question__title": "Maximum Score After Applying Operations on a Tree", "question__title_slug": "maximum-score-after-applying-operations-on-a-tree", "question__hide": false, "total_acs": 3703, "total_submitted": 7915, "total_column_articles": 51, "frontend_question_id": "2925", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3190, "question__title": "Minimum Operations to Maximize Last Elements in Arrays", "question__title_slug": "minimum-operations-to-maximize-last-elements-in-arrays", "question__hide": false, "total_acs": 3818, "total_submitted": 8155, "total_column_articles": 43, "frontend_question_id": "2934", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3189, "question__title": "Find Champion II", "question__title_slug": "find-champion-ii", "question__hide": false, "total_acs": 5288, "total_submitted": 9423, "total_column_articles": 51, "frontend_question_id": "2924", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3188, "question__title": "Find Champion I", "question__title_slug": "find-champion-i", "question__hide": false, "total_acs": 5951, "total_submitted": 7832, "total_column_articles": 53, "frontend_question_id": "2923", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3187, "question__title": "Maximum Profitable Triplets With Increasing Prices I", "question__title_slug": "maximum-profitable-triplets-with-increasing-prices-i", "question__hide": false, "total_acs": 208, "total_submitted": 289, "total_column_articles": 10, "frontend_question_id": "2907", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3186, "question__title": "Minimum Sum of Mountain Triplets II", "question__title_slug": "minimum-sum-of-mountain-triplets-ii", "question__hide": false, "total_acs": 5967, "total_submitted": 11739, "total_column_articles": 57, "frontend_question_id": "2909", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3184, "question__title": "Maximum Balanced Subsequence Sum", "question__title_slug": "maximum-balanced-subsequence-sum", "question__hide": false, "total_acs": 2578, "total_submitted": 6890, "total_column_articles": 32, "frontend_question_id": "2926", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3183, "question__title": "Find the K-or of an Array", "question__title_slug": "find-the-k-or-of-an-array", "question__hide": false, "total_acs": 5383, "total_submitted": 7635, "total_column_articles": 33, "frontend_question_id": "2917", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3182, "question__title": "Maximum Linear Stock Score", "question__title_slug": "maximum-linear-stock-score", "question__hide": false, "total_acs": 67, "total_submitted": 79, "total_column_articles": 5, "frontend_question_id": "2898", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3181, "question__title": "Find Building Where Alice and Bob Can Meet", "question__title_slug": "find-building-where-alice-and-bob-can-meet", "question__hide": false, "total_acs": 2794, "total_submitted": 6113, "total_column_articles": 51, "frontend_question_id": "2940", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3179, "question__title": "Maximum Points After Collecting Coins From All Nodes", "question__title_slug": "maximum-points-after-collecting-coins-from-all-nodes", "question__hide": false, "total_acs": 2623, "total_submitted": 6289, "total_column_articles": 24, "frontend_question_id": "2920", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3178, "question__title": "Minimum Increment Operations to Make Array Beautiful", "question__title_slug": "minimum-increment-operations-to-make-array-beautiful", "question__hide": false, "total_acs": 4048, "total_submitted": 10392, "total_column_articles": 46, "frontend_question_id": "2919", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3177, "question__title": "Minimizing Array After Replacing Pairs With Their Product", "question__title_slug": "minimizing-array-after-replacing-pairs-with-their-product", "question__hide": false, "total_acs": 102, "total_submitted": 181, "total_column_articles": 3, "frontend_question_id": "2892", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3176, "question__title": "Minimum Sum of Mountain Triplets I", "question__title_slug": "minimum-sum-of-mountain-triplets-i", "question__hide": false, "total_acs": 6733, "total_submitted": 10204, "total_column_articles": 41, "frontend_question_id": "2908", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3174, "question__title": "Minimum Number of Changes to Make Binary String Beautiful", "question__title_slug": "minimum-number-of-changes-to-make-binary-string-beautiful", "question__hide": false, "total_acs": 3067, "total_submitted": 4090, "total_column_articles": 31, "frontend_question_id": "2914", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3173, "question__title": "The Wording Game", "question__title_slug": "the-wording-game", "question__hide": false, "total_acs": 79, "total_submitted": 128, "total_column_articles": 2, "frontend_question_id": "2868", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3172, "question__title": "Divisible and Non-divisible Sums Difference", "question__title_slug": "divisible-and-non-divisible-sums-difference", "question__hide": false, "total_acs": 6721, "total_submitted": 7715, "total_column_articles": 39, "frontend_question_id": "2894", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3171, "question__title": "Minimum Equal Sum of Two Arrays After Replacing Zeros", "question__title_slug": "minimum-equal-sum-of-two-arrays-after-replacing-zeros", "question__hide": false, "total_acs": 5253, "total_submitted": 14891, "total_column_articles": 57, "frontend_question_id": "2918", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3170, "question__title": "Find Indices With Index and Value Difference II", "question__title_slug": "find-indices-with-index-and-value-difference-ii", "question__hide": false, "total_acs": 4740, "total_submitted": 12480, "total_column_articles": 41, "frontend_question_id": "2905", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3166, "question__title": "Minimum Number of Groups to Create a Valid Assignment", "question__title_slug": "minimum-number-of-groups-to-create-a-valid-assignment", "question__hide": false, "total_acs": 4690, "total_submitted": 16111, "total_column_articles": 60, "frontend_question_id": "2910", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3165, "question__title": "Find Indices With Index and Value Difference I", "question__title_slug": "find-indices-with-index-and-value-difference-i", "question__hide": false, "total_acs": 6379, "total_submitted": 9138, "total_column_articles": 33, "frontend_question_id": "2903", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3164, "question__title": "Last Visited Integers", "question__title_slug": "last-visited-integers", "question__hide": false, "total_acs": 3477, "total_submitted": 4867, "total_column_articles": 29, "frontend_question_id": "2899", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3163, "question__title": "Subarrays Distinct Element Sum of Squares I", "question__title_slug": "subarrays-distinct-element-sum-of-squares-i", "question__hide": false, "total_acs": 3289, "total_submitted": 4102, "total_column_articles": 20, "frontend_question_id": "2913", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3160, "question__title": "Calculate Orders Within Each Interval", "question__title_slug": "calculate-orders-within-each-interval", "question__hide": false, "total_acs": 183, "total_submitted": 234, "total_column_articles": 5, "frontend_question_id": "2893", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3158, "question__title": "Maximum Length of Semi-Decreasing Subarrays", "question__title_slug": "maximum-length-of-semi-decreasing-subarrays", "question__hide": false, "total_acs": 148, "total_submitted": 182, "total_column_articles": 10, "frontend_question_id": "2863", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3156, "question__title": "Rolling Average Steps", "question__title_slug": "rolling-average-steps", "question__hide": false, "total_acs": 191, "total_submitted": 300, "total_column_articles": 4, "frontend_question_id": "2854", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3155, "question__title": "Highest Salaries Difference", "question__title_slug": "highest-salaries-difference", "question__hide": false, "total_acs": 253, "total_submitted": 349, "total_column_articles": 6, "frontend_question_id": "2853", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3154, "question__title": "Maximum Value of an Ordered Triplet I", "question__title_slug": "maximum-value-of-an-ordered-triplet-i", "question__hide": false, "total_acs": 5108, "total_submitted": 9440, "total_column_articles": 22, "frontend_question_id": "2873", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3153, "question__title": "Apply Operations on Array to Maximize Sum of Squares", "question__title_slug": "apply-operations-on-array-to-maximize-sum-of-squares", "question__hide": false, "total_acs": 2270, "total_submitted": 3978, "total_column_articles": 25, "frontend_question_id": "2897", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3152, "question__title": "Maximum Value of an Ordered Triplet II", "question__title_slug": "maximum-value-of-an-ordered-triplet-ii", "question__hide": false, "total_acs": 4774, "total_submitted": 10155, "total_column_articles": 38, "frontend_question_id": "2874", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3151, "question__title": "Minimum Processing Time", "question__title_slug": "minimum-processing-time", "question__hide": false, "total_acs": 5060, "total_submitted": 6581, "total_column_articles": 36, "frontend_question_id": "2895", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3150, "question__title": "Shortest and Lexicographically Smallest Beautiful String", "question__title_slug": "shortest-and-lexicographically-smallest-beautiful-string", "question__hide": false, "total_acs": 5911, "total_submitted": 14871, "total_column_articles": 52, "frontend_question_id": "2904", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3148, "question__title": "Sum of Remoteness of All Cells", "question__title_slug": "sum-of-remoteness-of-all-cells", "question__hide": false, "total_acs": 90, "total_submitted": 130, "total_column_articles": 5, "frontend_question_id": "2852", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3143, "question__title": "Longest Unequal Adjacent Groups Subsequence I", "question__title_slug": "longest-unequal-adjacent-groups-subsequence-i", "question__hide": false, "total_acs": 3154, "total_submitted": 4191, "total_column_articles": 28, "frontend_question_id": "2900", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3142, "question__title": "Longest Unequal Adjacent Groups Subsequence II", "question__title_slug": "longest-unequal-adjacent-groups-subsequence-ii", "question__hide": false, "total_acs": 2584, "total_submitted": 6843, "total_column_articles": 25, "frontend_question_id": "2901", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3141, "question__title": "Minimum Size Subarray in Infinite Array", "question__title_slug": "minimum-size-subarray-in-infinite-array", "question__hide": false, "total_acs": 4004, "total_submitted": 11714, "total_column_articles": 39, "frontend_question_id": "2875", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3140, "question__title": "Count Visited Nodes in a Directed Graph", "question__title_slug": "count-visited-nodes-in-a-directed-graph", "question__hide": false, "total_acs": 2918, "total_submitted": 6191, "total_column_articles": 40, "frontend_question_id": "2876", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3139, "question__title": "Subarrays Distinct Element Sum of Squares II", "question__title_slug": "subarrays-distinct-element-sum-of-squares-ii", "question__hide": false, "total_acs": 1572, "total_submitted": 4209, "total_column_articles": 23, "frontend_question_id": "2916", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3114, "question__title": "Beautiful Towers I", "question__title_slug": "beautiful-towers-i", "question__hide": false, "total_acs": 5253, "total_submitted": 10995, "total_column_articles": 31, "frontend_question_id": "2865", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3113, "question__title": "Beautiful Towers II", "question__title_slug": "beautiful-towers-ii", "question__hide": false, "total_acs": 3909, "total_submitted": 10951, "total_column_articles": 46, "frontend_question_id": "2866", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3112, "question__title": "Count Valid Paths in a Tree", "question__title_slug": "count-valid-paths-in-a-tree", "question__hide": false, "total_acs": 2596, "total_submitted": 7650, "total_column_articles": 41, "frontend_question_id": "2867", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3111, "question__title": "Smallest Number With Given Digit Product", "question__title_slug": "smallest-number-with-given-digit-product", "question__hide": false, "total_acs": 133, "total_submitted": 250, "total_column_articles": 2, "frontend_question_id": "2847", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3107, "question__title": "Maximum Spending After Buying Items", "question__title_slug": "maximum-spending-after-buying-items", "question__hide": false, "total_acs": 2018, "total_submitted": 2917, "total_column_articles": 25, "frontend_question_id": "2931", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3106, "question__title": "Length of the Longest Subsequence That Sums to Target", "question__title_slug": "length-of-the-longest-subsequence-that-sums-to-target", "question__hide": false, "total_acs": 3590, "total_submitted": 9359, "total_column_articles": 29, "frontend_question_id": "2915", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3105, "question__title": "Minimum Edge Reversals So Every Node Is Reachable", "question__title_slug": "minimum-edge-reversals-so-every-node-is-reachable", "question__hide": false, "total_acs": 1867, "total_submitted": 2616, "total_column_articles": 30, "frontend_question_id": "2858", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3104, "question__title": "Happy Students", "question__title_slug": "happy-students", "question__hide": false, "total_acs": 5702, "total_submitted": 10218, "total_column_articles": 51, "frontend_question_id": "2860", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3101, "question__title": "Maximum Coins Heroes Can Collect", "question__title_slug": "maximum-coins-heroes-can-collect", "question__hide": false, "total_acs": 85, "total_submitted": 110, "total_column_articles": 8, "frontend_question_id": "2838", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3097, "question__title": "Total Traveled Distance", "question__title_slug": "total-traveled-distance", "question__hide": false, "total_acs": 280, "total_submitted": 394, "total_column_articles": 8, "frontend_question_id": "2837", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3095, "question__title": "Maximum Number of Alloys", "question__title_slug": "maximum-number-of-alloys", "question__hide": false, "total_acs": 4525, "total_submitted": 13230, "total_column_articles": 39, "frontend_question_id": "2861", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3094, "question__title": "Minimum Number of Operations to Make Array Empty", "question__title_slug": "minimum-number-of-operations-to-make-array-empty", "question__hide": false, "total_acs": 3619, "total_submitted": 5660, "total_column_articles": 26, "frontend_question_id": "2870", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3093, "question__title": "Sum of Values at Indices With K Set Bits", "question__title_slug": "sum-of-values-at-indices-with-k-set-bits", "question__hide": false, "total_acs": 7607, "total_submitted": 9149, "total_column_articles": 49, "frontend_question_id": "2859", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3092, "question__title": "Minimum Moves to Spread Stones Over Grid", "question__title_slug": "minimum-moves-to-spread-stones-over-grid", "question__hide": false, "total_acs": 4243, "total_submitted": 10198, "total_column_articles": 56, "frontend_question_id": "2850", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3091, "question__title": "Count of Sub-Multisets With Bounded Sum", "question__title_slug": "count-of-sub-multisets-with-bounded-sum", "question__hide": false, "total_acs": 1681, "total_submitted": 5513, "total_column_articles": 14, "frontend_question_id": "2902", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3088, "question__title": "Maximal Range That Each Element Is Maximum in It", "question__title_slug": "maximal-range-that-each-element-is-maximum-in-it", "question__hide": false, "total_acs": 102, "total_submitted": 132, "total_column_articles": 6, "frontend_question_id": "2832", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3081, "question__title": "Minimum Array Length After Pair Removals", "question__title_slug": "minimum-array-length-after-pair-removals", "question__hide": false, "total_acs": 3294, "total_submitted": 12578, "total_column_articles": 45, "frontend_question_id": "2856", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3080, "question__title": "Split Array Into Maximum Number of Subarrays", "question__title_slug": "split-array-into-maximum-number-of-subarrays", "question__hide": false, "total_acs": 2709, "total_submitted": 5499, "total_column_articles": 29, "frontend_question_id": "2871", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3079, "question__title": "Minimum Edge Weight Equilibrium Queries in a Tree", "question__title_slug": "minimum-edge-weight-equilibrium-queries-in-a-tree", "question__hide": false, "total_acs": 2106, "total_submitted": 4467, "total_column_articles": 34, "frontend_question_id": "2846", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3078, "question__title": "Election Results", "question__title_slug": "election-results", "question__hide": false, "total_acs": 245, "total_submitted": 483, "total_column_articles": 9, "frontend_question_id": "2820", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3077, "question__title": "Minimum Relative Loss After Buying Chocolates", "question__title_slug": "minimum-relative-loss-after-buying-chocolates", "question__hide": false, "total_acs": 68, "total_submitted": 121, "total_column_articles": 7, "frontend_question_id": "2819", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3076, "question__title": "Get the Size of a DataFrame", "question__title_slug": "get-the-size-of-a-dataframe", "question__hide": false, "total_acs": 2091, "total_submitted": 2475, "total_column_articles": 6, "frontend_question_id": "2878", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3075, "question__title": "Drop Missing Data", "question__title_slug": "drop-missing-data", "question__hide": false, "total_acs": 1408, "total_submitted": 2376, "total_column_articles": 5, "frontend_question_id": "2883", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3074, "question__title": "Select Data", "question__title_slug": "select-data", "question__hide": false, "total_acs": 1823, "total_submitted": 2456, "total_column_articles": 6, "frontend_question_id": "2880", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3073, "question__title": "Reshape Data: Melt", "question__title_slug": "reshape-data-melt", "question__hide": false, "total_acs": 1097, "total_submitted": 1366, "total_column_articles": 3, "frontend_question_id": "2890", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3072, "question__title": "Reshape Data: Pivot", "question__title_slug": "reshape-data-pivot", "question__hide": false, "total_acs": 1133, "total_submitted": 1510, "total_column_articles": 2, "frontend_question_id": "2889", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3071, "question__title": "Drop Duplicate Rows", "question__title_slug": "drop-duplicate-rows", "question__hide": false, "total_acs": 1536, "total_submitted": 1925, "total_column_articles": 5, "frontend_question_id": "2882", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3070, "question__title": "Fill Missing Data", "question__title_slug": "fill-missing-data", "question__hide": false, "total_acs": 1277, "total_submitted": 1822, "total_column_articles": 3, "frontend_question_id": "2887", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3069, "question__title": "Change Data Type", "question__title_slug": "change-data-type", "question__hide": false, "total_acs": 1397, "total_submitted": 1690, "total_column_articles": 8, "frontend_question_id": "2886", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3068, "question__title": "Rename Columns", "question__title_slug": "rename-columns", "question__hide": false, "total_acs": 1367, "total_submitted": 1681, "total_column_articles": 5, "frontend_question_id": "2885", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3067, "question__title": "Modify Columns", "question__title_slug": "modify-columns", "question__hide": false, "total_acs": 1458, "total_submitted": 1580, "total_column_articles": 6, "frontend_question_id": "2884", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3066, "question__title": "Create a New Column", "question__title_slug": "create-a-new-column", "question__hide": false, "total_acs": 1630, "total_submitted": 1842, "total_column_articles": 6, "frontend_question_id": "2881", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3065, "question__title": "Display the First Three Rows", "question__title_slug": "display-the-first-three-rows", "question__hide": false, "total_acs": 2136, "total_submitted": 2313, "total_column_articles": 9, "frontend_question_id": "2879", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3064, "question__title": "Reshape Data: Concatenate", "question__title_slug": "reshape-data-concatenate", "question__hide": false, "total_acs": 1318, "total_submitted": 1525, "total_column_articles": 4, "frontend_question_id": "2888", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3063, "question__title": "Method Chaining", "question__title_slug": "method-chaining", "question__hide": false, "total_acs": 1184, "total_submitted": 1603, "total_column_articles": 4, "frontend_question_id": "2891", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3062, "question__title": "Create a DataFrame from List", "question__title_slug": "create-a-dataframe-from-list", "question__hide": false, "total_acs": 2495, "total_submitted": 3268, "total_column_articles": 8, "frontend_question_id": "2877", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3058, "question__title": "Maximum Number of K-Divisible Components", "question__title_slug": "maximum-number-of-k-divisible-components", "question__hide": false, "total_acs": 2197, "total_submitted": 3376, "total_column_articles": 19, "frontend_question_id": "2872", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3057, "question__title": "Count K-Subsequences of a String With Maximum Beauty", "question__title_slug": "count-k-subsequences-of-a-string-with-maximum-beauty", "question__hide": false, "total_acs": 2584, "total_submitted": 9062, "total_column_articles": 28, "frontend_question_id": "2842", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3056, "question__title": "Determine if a Cell Is Reachable at a Given Time", "question__title_slug": "determine-if-a-cell-is-reachable-at-a-given-time", "question__hide": false, "total_acs": 6273, "total_submitted": 24748, "total_column_articles": 50, "frontend_question_id": "2849", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3055, "question__title": "Maximum Odd Binary Number", "question__title_slug": "maximum-odd-binary-number", "question__hide": false, "total_acs": 7094, "total_submitted": 8773, "total_column_articles": 40, "frontend_question_id": "2864", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3047, "question__title": "Maximum Element-Sum of a Complete Subset of Indices", "question__title_slug": "maximum-element-sum-of-a-complete-subset-of-indices", "question__hide": false, "total_acs": 3139, "total_submitted": 6564, "total_column_articles": 32, "frontend_question_id": "2862", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3046, "question__title": "Minimum Operations to Make a Special Number", "question__title_slug": "minimum-operations-to-make-a-special-number", "question__hide": false, "total_acs": 5415, "total_submitted": 13116, "total_column_articles": 65, "frontend_question_id": "2844", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3045, "question__title": "Minimum Right Shifts to Sort the Array", "question__title_slug": "minimum-right-shifts-to-sort-the-array", "question__hide": false, "total_acs": 4121, "total_submitted": 7021, "total_column_articles": 51, "frontend_question_id": "2855", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3044, "question__title": "Minimum Operations to Collect Elements", "question__title_slug": "minimum-operations-to-collect-elements", "question__hide": false, "total_acs": 3733, "total_submitted": 5233, "total_column_articles": 26, "frontend_question_id": "2869", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3043, "question__title": "Minimum Time Takes to Reach Destination Without Drowning", "question__title_slug": "minimum-time-takes-to-reach-destination-without-drowning", "question__hide": false, "total_acs": 82, "total_submitted": 160, "total_column_articles": 4, "frontend_question_id": "2814", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3034, "question__title": "Points That Intersect With Cars", "question__title_slug": "points-that-intersect-with-cars", "question__hide": false, "total_acs": 7697, "total_submitted": 10416, "total_column_articles": 60, "frontend_question_id": "2848", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3033, "question__title": "Apply Operations to Make Two Strings Equal", "question__title_slug": "apply-operations-to-make-two-strings-equal", "question__hide": false, "total_acs": 3669, "total_submitted": 11847, "total_column_articles": 37, "frontend_question_id": "2896", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3032, "question__title": "Maximize Value of Function in a Ball Passing Game", "question__title_slug": "maximize-value-of-function-in-a-ball-passing-game", "question__hide": false, "total_acs": 2384, "total_submitted": 6126, "total_column_articles": 35, "frontend_question_id": "2836", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3031, "question__title": "Construct Product Matrix", "question__title_slug": "construct-product-matrix", "question__hide": false, "total_acs": 3512, "total_submitted": 10027, "total_column_articles": 38, "frontend_question_id": "2906", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3030, "question__title": "Find The K-th Lucky Number", "question__title_slug": "find-the-k-th-lucky-number", "question__hide": false, "total_acs": 127, "total_submitted": 173, "total_column_articles": 9, "frontend_question_id": "2802", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3026, "question__title": "Find the Minimum Possible Sum of a Beautiful Array", "question__title_slug": "find-the-minimum-possible-sum-of-a-beautiful-array", "question__hide": false, "total_acs": 6257, "total_submitted": 15191, "total_column_articles": 48, "frontend_question_id": "2834", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3025, "question__title": "Minimum Operations to Form Subsequence With Target Sum", "question__title_slug": "minimum-operations-to-form-subsequence-with-target-sum", "question__hide": false, "total_acs": 3639, "total_submitted": 10588, "total_column_articles": 48, "frontend_question_id": "2835", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3024, "question__title": "String Transformation", "question__title_slug": "string-transformation", "question__hide": false, "total_acs": 1401, "total_submitted": 3344, "total_column_articles": 29, "frontend_question_id": "2851", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3019, "question__title": "Furthest Point From Origin", "question__title_slug": "furthest-point-from-origin", "question__hide": false, "total_acs": 7867, "total_submitted": 9957, "total_column_articles": 50, "frontend_question_id": "2833", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3018, "question__title": "Make String a Subsequence Using Cyclic Increments", "question__title_slug": "make-string-a-subsequence-using-cyclic-increments", "question__hide": false, "total_acs": 3989, "total_submitted": 7290, "total_column_articles": 31, "frontend_question_id": "2825", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3017, "question__title": "Number of Beautiful Integers in the Range", "question__title_slug": "number-of-beautiful-integers-in-the-range", "question__hide": false, "total_acs": 2327, "total_submitted": 6888, "total_column_articles": 17, "frontend_question_id": "2827", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3016, "question__title": "Count Nodes That Are Great Enough", "question__title_slug": "count-nodes-that-are-great-enough", "question__hide": false, "total_acs": 102, "total_submitted": 174, "total_column_articles": 4, "frontend_question_id": "2792", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3003, "question__title": "Status of Flight Tickets", "question__title_slug": "status-of-flight-tickets", "question__hide": false, "total_acs": 301, "total_submitted": 451, "total_column_articles": 12, "frontend_question_id": "2793", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3002, "question__title": "Flight Occupancy and Waitlist Analysis", "question__title_slug": "flight-occupancy-and-waitlist-analysis", "question__hide": false, "total_acs": 287, "total_submitted": 758, "total_column_articles": 11, "frontend_question_id": "2783", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3001, "question__title": "Apply Operations to Maximize Score", "question__title_slug": "apply-operations-to-maximize-score", "question__hide": false, "total_acs": 2952, "total_submitted": 7244, "total_column_articles": 44, "frontend_question_id": "2818", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3000, "question__title": "Minimum Absolute Difference Between Elements With Constraint", "question__title_slug": "minimum-absolute-difference-between-elements-with-constraint", "question__hide": false, "total_acs": 4973, "total_submitted": 15722, "total_column_articles": 62, "frontend_question_id": "2817", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2999, "question__title": "Check if Strings Can be Made Equal With Operations I", "question__title_slug": "check-if-strings-can-be-made-equal-with-operations-i", "question__hide": false, "total_acs": 4421, "total_submitted": 6792, "total_column_articles": 31, "frontend_question_id": "2839", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2998, "question__title": " Count Symmetric Integers", "question__title_slug": "count-symmetric-integers", "question__hide": false, "total_acs": 7460, "total_submitted": 10499, "total_column_articles": 48, "frontend_question_id": "2843", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2995, "question__title": "Number of Unique Categories", "question__title_slug": "number-of-unique-categories", "question__hide": false, "total_acs": 139, "total_submitted": 157, "total_column_articles": 5, "frontend_question_id": "2782", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2979, "question__title": "Maximize the Profit as the Salesman", "question__title_slug": "maximize-the-profit-as-the-salesman", "question__hide": false, "total_acs": 5597, "total_submitted": 13351, "total_column_articles": 62, "frontend_question_id": "2830", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2978, "question__title": "Check if Strings Can be Made Equal With Operations II", "question__title_slug": "check-if-strings-can-be-made-equal-with-operations-ii", "question__hide": false, "total_acs": 3834, "total_submitted": 6295, "total_column_articles": 27, "frontend_question_id": "2840", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2977, "question__title": "Check if a String Is an Acronym of Words", "question__title_slug": "check-if-a-string-is-an-acronym-of-words", "question__hide": false, "total_acs": 8396, "total_submitted": 9957, "total_column_articles": 42, "frontend_question_id": "2828", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2955, "question__title": "Account Balance After Rounded Purchase", "question__title_slug": "account-balance-after-rounded-purchase", "question__hide": false, "total_acs": 4371, "total_submitted": 7023, "total_column_articles": 26, "frontend_question_id": "2806", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2954, "question__title": "Maximum Sum of Almost Unique Subarray", "question__title_slug": "maximum-sum-of-almost-unique-subarray", "question__hide": false, "total_acs": 4034, "total_submitted": 9200, "total_column_articles": 33, "frontend_question_id": "2841", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2953, "question__title": "Count Pairs of Points With Distance k", "question__title_slug": "count-pairs-of-points-with-distance-k", "question__hide": false, "total_acs": 2703, "total_submitted": 6711, "total_column_articles": 24, "frontend_question_id": "2857", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2952, "question__title": "Minimum Time to Make Array Sum At Most x", "question__title_slug": "minimum-time-to-make-array-sum-at-most-x", "question__hide": false, "total_acs": 1386, "total_submitted": 3537, "total_column_articles": 17, "frontend_question_id": "2809", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2944, "question__title": "Height of Special Binary Tree", "question__title_slug": "height-of-special-binary-tree", "question__hide": false, "total_acs": 86, "total_submitted": 112, "total_column_articles": 3, "frontend_question_id": "2773", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2925, "question__title": "Inversion of Object", "question__title_slug": "inversion-of-object", "question__hide": false, "total_acs": 134, "total_submitted": 210, "total_column_articles": 2, "frontend_question_id": "2822", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2921, "question__title": "Count Stepping Numbers in Range", "question__title_slug": "count-stepping-numbers-in-range", "question__hide": false, "total_acs": 2742, "total_submitted": 6506, "total_column_articles": 43, "frontend_question_id": "2801", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2920, "question__title": "Minimum Seconds to Equalize a Circular Array", "question__title_slug": "minimum-seconds-to-equalize-a-circular-array", "question__hide": false, "total_acs": 3039, "total_submitted": 8401, "total_column_articles": 53, "frontend_question_id": "2808", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2919, "question__title": "Maximum Number of Groups With Increasing Length", "question__title_slug": "maximum-number-of-groups-with-increasing-length", "question__hide": false, "total_acs": 2676, "total_submitted": 12389, "total_column_articles": 46, "frontend_question_id": "2790", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2918, "question__title": "is Array a Preorder of Some ‌Binary Tree", "question__title_slug": "is-array-a-preorder-of-some-binary-tree", "question__hide": false, "total_acs": 128, "total_submitted": 183, "total_column_articles": 10, "frontend_question_id": "2764", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2917, "question__title": "Count Pairs Whose Sum is Less than Target", "question__title_slug": "count-pairs-whose-sum-is-less-than-target", "question__hide": false, "total_acs": 29739, "total_submitted": 34086, "total_column_articles": 168, "frontend_question_id": "2824", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2916, "question__title": "Check if it is Possible to Split Array", "question__title_slug": "check-if-it-is-possible-to-split-array", "question__hide": false, "total_acs": 6895, "total_submitted": 21187, "total_column_articles": 74, "frontend_question_id": "2811", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2915, "question__title": "Count of Interesting Subarrays", "question__title_slug": "count-of-interesting-subarrays", "question__hide": false, "total_acs": 4047, "total_submitted": 11508, "total_column_articles": 45, "frontend_question_id": "2845", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2914, "question__title": "Find the Safest Path in a Grid", "question__title_slug": "find-the-safest-path-in-a-grid", "question__hide": false, "total_acs": 4346, "total_submitted": 15538, "total_column_articles": 59, "frontend_question_id": "2812", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2912, "question__title": "Deep Object Filter", "question__title_slug": "deep-object-filter", "question__hide": false, "total_acs": 77, "total_submitted": 172, "total_column_articles": 4, "frontend_question_id": "2823", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2909, "question__title": "Delay the Resolution of Each Promise", "question__title_slug": "delay-the-resolution-of-each-promise", "question__hide": false, "total_acs": 105, "total_submitted": 201, "total_column_articles": 2, "frontend_question_id": "2821", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2908, "question__title": "Custom Interval", "question__title_slug": "custom-interval", "question__hide": false, "total_acs": 80, "total_submitted": 106, "total_column_articles": 3, "frontend_question_id": "2805", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2907, "question__title": "Array Prototype ForEach", "question__title_slug": "array-prototype-foreach", "question__hide": false, "total_acs": 125, "total_submitted": 151, "total_column_articles": 3, "frontend_question_id": "2804", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2905, "question__title": "Count Paths That Can Form a Palindrome in a Tree", "question__title_slug": "count-paths-that-can-form-a-palindrome-in-a-tree", "question__hide": false, "total_acs": 2310, "total_submitted": 4586, "total_column_articles": 34, "frontend_question_id": "2791", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2904, "question__title": "Sorting Three Groups", "question__title_slug": "sorting-three-groups", "question__hide": false, "total_acs": 3688, "total_submitted": 6920, "total_column_articles": 36, "frontend_question_id": "2826", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2903, "question__title": "Insert Greatest Common Divisors in Linked List", "question__title_slug": "insert-greatest-common-divisors-in-linked-list", "question__hide": false, "total_acs": 5184, "total_submitted": 5903, "total_column_articles": 47, "frontend_question_id": "2807", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2902, "question__title": "Max Pair Sum in an Array", "question__title_slug": "max-pair-sum-in-an-array", "question__hide": false, "total_acs": 7741, "total_submitted": 11378, "total_column_articles": 51, "frontend_question_id": "2815", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2901, "question__title": "Factorial Generator", "question__title_slug": "factorial-generator", "question__hide": false, "total_acs": 120, "total_submitted": 155, "total_column_articles": 3, "frontend_question_id": "2803", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2900, "question__title": "Partial Function with Placeholders", "question__title_slug": "partial-function-with-placeholders", "question__hide": false, "total_acs": 139, "total_submitted": 150, "total_column_articles": 6, "frontend_question_id": "2797", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2899, "question__title": "Repeat String", "question__title_slug": "repeat-string", "question__hide": false, "total_acs": 186, "total_submitted": 199, "total_column_articles": 8, "frontend_question_id": "2796", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2898, "question__title": "Parallel Execution of Promises for Individual Results Retrieval", "question__title_slug": "parallel-execution-of-promises-for-individual-results-retrieval", "question__hide": false, "total_acs": 103, "total_submitted": 119, "total_column_articles": 3, "frontend_question_id": "2795", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2897, "question__title": "Count Houses in a Circular Street II", "question__title_slug": "count-houses-in-a-circular-street-ii", "question__hide": false, "total_acs": 199, "total_submitted": 236, "total_column_articles": 10, "frontend_question_id": "2753", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2894, "question__title": "Maximum Elegance of a K-Length Subsequence", "question__title_slug": "maximum-elegance-of-a-k-length-subsequence", "question__hide": false, "total_acs": 2356, "total_submitted": 5716, "total_column_articles": 28, "frontend_question_id": "2813", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2893, "question__title": "Visit Array Positions to Maximize Score", "question__title_slug": "visit-array-positions-to-maximize-score", "question__hide": false, "total_acs": 3678, "total_submitted": 9105, "total_column_articles": 59, "frontend_question_id": "2786", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2892, "question__title": "Check if Array is Good", "question__title_slug": "check-if-array-is-good", "question__hide": false, "total_acs": 4448, "total_submitted": 7171, "total_column_articles": 57, "frontend_question_id": "2784", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2891, "question__title": "Maximum Beauty of an Array After Applying Operation", "question__title_slug": "maximum-beauty-of-an-array-after-applying-operation", "question__hide": false, "total_acs": 6458, "total_submitted": 16330, "total_column_articles": 82, "frontend_question_id": "2779", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2890, "question__title": "Count Substrings Without Repeating Character", "question__title_slug": "count-substrings-without-repeating-character", "question__hide": false, "total_acs": 145, "total_submitted": 208, "total_column_articles": 5, "frontend_question_id": "2743", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2889, "question__title": "Number of Black Blocks", "question__title_slug": "number-of-black-blocks", "question__hide": false, "total_acs": 2732, "total_submitted": 6231, "total_column_articles": 27, "frontend_question_id": "2768", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2888, "question__title": "Minimum Index of a Valid Split", "question__title_slug": "minimum-index-of-a-valid-split", "question__hide": false, "total_acs": 4857, "total_submitted": 7406, "total_column_articles": 54, "frontend_question_id": "2780", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2887, "question__title": "Sort Vowels in a String", "question__title_slug": "sort-vowels-in-a-string", "question__hide": false, "total_acs": 4034, "total_submitted": 5237, "total_column_articles": 35, "frontend_question_id": "2785", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2886, "question__title": "Faulty Keyboard", "question__title_slug": "faulty-keyboard", "question__hide": false, "total_acs": 8709, "total_submitted": 10596, "total_column_articles": 50, "frontend_question_id": "2810", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2885, "question__title": "Count Occurrences in Text", "question__title_slug": "count-occurrences-in-text", "question__hide": false, "total_acs": 488, "total_submitted": 970, "total_column_articles": 11, "frontend_question_id": "2738", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2884, "question__title": "Length of the Longest Valid Substring", "question__title_slug": "length-of-the-longest-valid-substring", "question__hide": false, "total_acs": 3792, "total_submitted": 9940, "total_column_articles": 43, "frontend_question_id": "2781", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2883, "question__title": "Partition String Into Minimum Beautiful Substrings", "question__title_slug": "partition-string-into-minimum-beautiful-substrings", "question__hide": false, "total_acs": 3045, "total_submitted": 5399, "total_column_articles": 40, "frontend_question_id": "2767", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2882, "question__title": "Ways to Express an Integer as Sum of Powers", "question__title_slug": "ways-to-express-an-integer-as-sum-of-powers", "question__hide": false, "total_acs": 3228, "total_submitted": 7253, "total_column_articles": 33, "frontend_question_id": "2787", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2881, "question__title": "Split Strings by Separator", "question__title_slug": "split-strings-by-separator", "question__hide": false, "total_acs": 6995, "total_submitted": 9771, "total_column_articles": 65, "frontend_question_id": "2788", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2880, "question__title": "Find the Closest Marked Node", "question__title_slug": "find-the-closest-marked-node", "question__hide": false, "total_acs": 182, "total_submitted": 355, "total_column_articles": 6, "frontend_question_id": "2737", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2879, "question__title": "Minimum Changes to Make K Semi-palindromes", "question__title_slug": "minimum-changes-to-make-k-semi-palindromes", "question__hide": false, "total_acs": 2096, "total_submitted": 4419, "total_column_articles": 22, "frontend_question_id": "2911", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2878, "question__title": "Apply Operations to Make All Array Elements Equal to Zero", "question__title_slug": "apply-operations-to-make-all-array-elements-equal-to-zero", "question__hide": false, "total_acs": 5272, "total_submitted": 14401, "total_column_articles": 56, "frontend_question_id": "2772", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2877, "question__title": "Shortest String That Contains Three Strings", "question__title_slug": "shortest-string-that-contains-three-strings", "question__hide": false, "total_acs": 4547, "total_submitted": 13037, "total_column_articles": 57, "frontend_question_id": "2800", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2876, "question__title": "Number of Employees Who Met the Target", "question__title_slug": "number-of-employees-who-met-the-target", "question__hide": false, "total_acs": 9575, "total_submitted": 11208, "total_column_articles": 47, "frontend_question_id": "2798", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2875, "question__title": "Count Houses in a Circular Street", "question__title_slug": "count-houses-in-a-circular-street", "question__hide": false, "total_acs": 205, "total_submitted": 236, "total_column_articles": 9, "frontend_question_id": "2728", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2874, "question__title": "Popularity Percentage", "question__title_slug": "popularity-percentage", "question__hide": false, "total_acs": 299, "total_submitted": 593, "total_column_articles": 7, "frontend_question_id": "2720", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2873, "question__title": "Prime Pairs With Target Sum", "question__title_slug": "prime-pairs-with-target-sum", "question__hide": false, "total_acs": 5979, "total_submitted": 17399, "total_column_articles": 43, "frontend_question_id": "2761", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2872, "question__title": "Largest Element in an Array after Merge Operations", "question__title_slug": "largest-element-in-an-array-after-merge-operations", "question__hide": false, "total_acs": 6212, "total_submitted": 12567, "total_column_articles": 79, "frontend_question_id": "2789", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2871, "question__title": "Double a Number Represented as a Linked List", "question__title_slug": "double-a-number-represented-as-a-linked-list", "question__hide": false, "total_acs": 6961, "total_submitted": 12194, "total_column_articles": 73, "frontend_question_id": "2816", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2870, "question__title": "Longest Alternating Subarray", "question__title_slug": "longest-alternating-subarray", "question__hide": false, "total_acs": 4353, "total_submitted": 9966, "total_column_articles": 39, "frontend_question_id": "2765", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2869, "question__title": "Longest Non-decreasing Subarray From Two Arrays", "question__title_slug": "longest-non-decreasing-subarray-from-two-arrays", "question__hide": false, "total_acs": 5453, "total_submitted": 15789, "total_column_articles": 58, "frontend_question_id": "2771", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2868, "question__title": "Continuous Subarrays", "question__title_slug": "continuous-subarrays", "question__hide": false, "total_acs": 4761, "total_submitted": 9961, "total_column_articles": 57, "frontend_question_id": "2762", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2867, "question__title": "Ways to Split Array Into Good Subarrays", "question__title_slug": "ways-to-split-array-into-good-subarrays", "question__hide": false, "total_acs": 4020, "total_submitted": 10230, "total_column_articles": 43, "frontend_question_id": "2750", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2866, "question__title": "Longest Even Odd Subarray With Threshold", "question__title_slug": "longest-even-odd-subarray-with-threshold", "question__hide": false, "total_acs": 28355, "total_submitted": 62348, "total_column_articles": 241, "frontend_question_id": "2760", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2865, "question__title": "Find Shortest Path with K Hops", "question__title_slug": "find-shortest-path-with-k-hops", "question__hide": false, "total_acs": 142, "total_submitted": 243, "total_column_articles": 5, "frontend_question_id": "2714", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2864, "question__title": "Is Object Empty", "question__title_slug": "is-object-empty", "question__hide": false, "total_acs": 4490, "total_submitted": 6171, "total_column_articles": 41, "frontend_question_id": "2727", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2863, "question__title": "Calculator with Method Chaining", "question__title_slug": "calculator-with-method-chaining", "question__hide": false, "total_acs": 1950, "total_submitted": 2978, "total_column_articles": 18, "frontend_question_id": "2726", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2862, "question__title": "Interval Cancellation", "question__title_slug": "interval-cancellation", "question__hide": false, "total_acs": 2479, "total_submitted": 3591, "total_column_articles": 21, "frontend_question_id": "2725", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2861, "question__title": "Create Object from Two Arrays", "question__title_slug": "create-object-from-two-arrays", "question__hide": false, "total_acs": 137, "total_submitted": 217, "total_column_articles": 4, "frontend_question_id": "2794", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2860, "question__title": "Sort By", "question__title_slug": "sort-by", "question__hide": false, "total_acs": 2923, "total_submitted": 3780, "total_column_articles": 26, "frontend_question_id": "2724", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2859, "question__title": "Add Two Promises", "question__title_slug": "add-two-promises", "question__hide": false, "total_acs": 4477, "total_submitted": 5098, "total_column_articles": 32, "frontend_question_id": "2723", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2858, "question__title": "Join Two Arrays by ID", "question__title_slug": "join-two-arrays-by-id", "question__hide": false, "total_acs": 2450, "total_submitted": 5122, "total_column_articles": 40, "frontend_question_id": "2722", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2857, "question__title": "Total Distance Traveled", "question__title_slug": "total-distance-traveled", "question__hide": false, "total_acs": 6817, "total_submitted": 12883, "total_column_articles": 55, "frontend_question_id": "2739", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2856, "question__title": "Count Complete Subarrays in an Array", "question__title_slug": "count-complete-subarrays-in-an-array", "question__hide": false, "total_acs": 6941, "total_submitted": 12066, "total_column_articles": 72, "frontend_question_id": "2799", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2855, "question__title": "Maximum Number of Jumps to Reach the Last Index", "question__title_slug": "maximum-number-of-jumps-to-reach-the-last-index", "question__hide": false, "total_acs": 6547, "total_submitted": 18506, "total_column_articles": 60, "frontend_question_id": "2770", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2854, "question__title": "Decremental String Concatenation", "question__title_slug": "decremental-string-concatenation", "question__hide": false, "total_acs": 2455, "total_submitted": 6148, "total_column_articles": 39, "frontend_question_id": "2746", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2853, "question__title": "Consecutive Transactions with Increasing Amounts", "question__title_slug": "consecutive-transactions-with-increasing-amounts", "question__hide": false, "total_acs": 366, "total_submitted": 1422, "total_column_articles": 14, "frontend_question_id": "2701", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2852, "question__title": "Customers with Maximum Number of Transactions on Consecutive Days", "question__title_slug": "customers-with-maximum-number-of-transactions-on-consecutive-days", "question__hide": false, "total_acs": 303, "total_submitted": 722, "total_column_articles": 10, "frontend_question_id": "2752", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2851, "question__title": "Convert JSON String to Object", "question__title_slug": "convert-json-string-to-object", "question__hide": false, "total_acs": 79, "total_submitted": 155, "total_column_articles": 4, "frontend_question_id": "2759", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2850, "question__title": "Construct the Longest New String", "question__title_slug": "construct-the-longest-new-string", "question__hide": false, "total_acs": 3430, "total_submitted": 5874, "total_column_articles": 42, "frontend_question_id": "2745", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2849, "question__title": "Sum of Imbalance Numbers of All Subarrays", "question__title_slug": "sum-of-imbalance-numbers-of-all-subarrays", "question__hide": false, "total_acs": 2751, "total_submitted": 4421, "total_column_articles": 21, "frontend_question_id": "2763", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2848, "question__title": "Special Permutations", "question__title_slug": "special-permutations", "question__hide": false, "total_acs": 4460, "total_submitted": 12276, "total_column_articles": 52, "frontend_question_id": "2741", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2847, "question__title": "Find Maximum Number of String Pairs", "question__title_slug": "find-maximum-number-of-string-pairs", "question__hide": false, "total_acs": 5117, "total_submitted": 6137, "total_column_articles": 48, "frontend_question_id": "2744", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2846, "question__title": "Robot Collisions", "question__title_slug": "robot-collisions", "question__hide": false, "total_acs": 2565, "total_submitted": 5236, "total_column_articles": 33, "frontend_question_id": "2751", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2845, "question__title": "Find the Value of the Partition", "question__title_slug": "find-the-value-of-the-partition", "question__hide": false, "total_acs": 5984, "total_submitted": 8061, "total_column_articles": 44, "frontend_question_id": "2740", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2844, "question__title": "Sum of Squares of Special Elements ", "question__title_slug": "sum-of-squares-of-special-elements", "question__hide": false, "total_acs": 7716, "total_submitted": 9712, "total_column_articles": 36, "frontend_question_id": "2778", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2843, "question__title": "Extract Kth Character From The Rope Tree", "question__title_slug": "extract-kth-character-from-the-rope-tree", "question__hide": false, "total_acs": 189, "total_submitted": 251, "total_column_articles": 6, "frontend_question_id": "2689", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2842, "question__title": "Find Active Users", "question__title_slug": "find-active-users", "question__hide": false, "total_acs": 443, "total_submitted": 1120, "total_column_articles": 12, "frontend_question_id": "2688", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2841, "question__title": "Bikes Last Time Used ", "question__title_slug": "bikes-last-time-used", "question__hide": false, "total_acs": 693, "total_submitted": 796, "total_column_articles": 7, "frontend_question_id": "2687", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2840, "question__title": "Immediate Food Delivery III", "question__title_slug": "immediate-food-delivery-iii", "question__hide": false, "total_acs": 425, "total_submitted": 693, "total_column_articles": 10, "frontend_question_id": "2686", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2839, "question__title": "Maximum Sum Queries", "question__title_slug": "maximum-sum-queries", "question__hide": false, "total_acs": 12113, "total_submitted": 23150, "total_column_articles": 105, "frontend_question_id": "2736", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2838, "question__title": "Sum of Matrix After Queries", "question__title_slug": "sum-of-matrix-after-queries", "question__hide": false, "total_acs": 5460, "total_submitted": 15715, "total_column_articles": 96, "frontend_question_id": "2718", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2837, "question__title": "Minimum Operations to Make the Integer Zero", "question__title_slug": "minimum-operations-to-make-the-integer-zero", "question__hide": false, "total_acs": 3581, "total_submitted": 10689, "total_column_articles": 30, "frontend_question_id": "2749", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2836, "question__title": "Neither Minimum nor Maximum", "question__title_slug": "neither-minimum-nor-maximum", "question__hide": false, "total_acs": 8954, "total_submitted": 11537, "total_column_articles": 58, "frontend_question_id": "2733", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2835, "question__title": "Split a Circular Linked List", "question__title_slug": "split-a-circular-linked-list", "question__hide": false, "total_acs": 137, "total_submitted": 165, "total_column_articles": 8, "frontend_question_id": "2674", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2834, "question__title": "Relocate Marbles", "question__title_slug": "relocate-marbles", "question__hide": false, "total_acs": 3620, "total_submitted": 6538, "total_column_articles": 16, "frontend_question_id": "2766", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2833, "question__title": "Count Zero Request Servers", "question__title_slug": "count-zero-request-servers", "question__hide": false, "total_acs": 1944, "total_submitted": 5091, "total_column_articles": 28, "frontend_question_id": "2747", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2832, "question__title": "Find the Longest Equal Subarray", "question__title_slug": "find-the-longest-equal-subarray", "question__hide": false, "total_acs": 4608, "total_submitted": 11335, "total_column_articles": 59, "frontend_question_id": "2831", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2831, "question__title": "Number of Beautiful Pairs", "question__title_slug": "number-of-beautiful-pairs", "question__hide": false, "total_acs": 5330, "total_submitted": 9270, "total_column_articles": 39, "frontend_question_id": "2748", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2830, "question__title": "Count Artist Occurrences On Spotify Ranking List", "question__title_slug": "count-artist-occurrences-on-spotify-ranking-list", "question__hide": false, "total_acs": 510, "total_submitted": 695, "total_column_articles": 6, "frontend_question_id": "2669", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2829, "question__title": "Find Latest Salaries", "question__title_slug": "find-latest-salaries", "question__hide": false, "total_acs": 574, "total_submitted": 830, "total_column_articles": 9, "frontend_question_id": "2668", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2828, "question__title": "Lexicographically Smallest String After Substring Operation", "question__title_slug": "lexicographically-smallest-string-after-substring-operation", "question__hide": false, "total_acs": 5818, "total_submitted": 17119, "total_column_articles": 44, "frontend_question_id": "2734", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2827, "question__title": "Greatest Common Divisor Traversal", "question__title_slug": "greatest-common-divisor-traversal", "question__hide": false, "total_acs": 2915, "total_submitted": 11728, "total_column_articles": 37, "frontend_question_id": "2709", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2826, "question__title": "Find a Good Subset of the Matrix", "question__title_slug": "find-a-good-subset-of-the-matrix", "question__hide": false, "total_acs": 1704, "total_submitted": 2987, "total_column_articles": 18, "frontend_question_id": "2732", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2825, "question__title": "Minimize String Length", "question__title_slug": "minimize-string-length", "question__hide": false, "total_acs": 6951, "total_submitted": 9554, "total_column_articles": 53, "frontend_question_id": "2716", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2824, "question__title": "Check if The Number is Fascinating", "question__title_slug": "check-if-the-number-is-fascinating", "question__hide": false, "total_acs": 5104, "total_submitted": 8379, "total_column_articles": 52, "frontend_question_id": "2729", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2823, "question__title": "The Knight’s Tour", "question__title_slug": "the-knights-tour", "question__hide": false, "total_acs": 145, "total_submitted": 211, "total_column_articles": 8, "frontend_question_id": "2664", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2822, "question__title": "Next Day", "question__title_slug": "next-day", "question__hide": false, "total_acs": 176, "total_submitted": 214, "total_column_articles": 6, "frontend_question_id": "2758", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2821, "question__title": "Timeout Cancellation", "question__title_slug": "timeout-cancellation", "question__hide": false, "total_acs": 2674, "total_submitted": 3327, "total_column_articles": 18, "frontend_question_id": "2715", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2820, "question__title": "Return Length of Arguments Passed", "question__title_slug": "return-length-of-arguments-passed", "question__hide": false, "total_acs": 6423, "total_submitted": 6918, "total_column_articles": 23, "frontend_question_id": "2703", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2819, "question__title": "Remove Trailing Zeros From a String", "question__title_slug": "remove-trailing-zeros-from-a-string", "question__hide": false, "total_acs": 8705, "total_submitted": 10622, "total_column_articles": 74, "frontend_question_id": "2710", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2818, "question__title": "Maximum Strictly Increasing Cells in a Matrix", "question__title_slug": "maximum-strictly-increasing-cells-in-a-matrix", "question__hide": false, "total_acs": 2886, "total_submitted": 7888, "total_column_articles": 31, "frontend_question_id": "2713", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2817, "question__title": "Minimum Cost to Make All Characters Equal", "question__title_slug": "minimum-cost-to-make-all-characters-equal", "question__hide": false, "total_acs": 4673, "total_submitted": 8209, "total_column_articles": 60, "frontend_question_id": "2712", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2816, "question__title": "Lexicographically Smallest Palindrome", "question__title_slug": "lexicographically-smallest-palindrome", "question__hide": false, "total_acs": 8148, "total_submitted": 9902, "total_column_articles": 81, "frontend_question_id": "2697", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2815, "question__title": "Find Maximal Uncovered Ranges", "question__title_slug": "find-maximal-uncovered-ranges", "question__hide": false, "total_acs": 152, "total_submitted": 263, "total_column_articles": 6, "frontend_question_id": "2655", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2814, "question__title": "Generate Circular Array Values", "question__title_slug": "generate-circular-array-values", "question__hide": false, "total_acs": 105, "total_submitted": 160, "total_column_articles": 4, "frontend_question_id": "2757", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2813, "question__title": "To Be Or Not To Be", "question__title_slug": "to-be-or-not-to-be", "question__hide": false, "total_acs": 6102, "total_submitted": 11310, "total_column_articles": 40, "frontend_question_id": "2704", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2812, "question__title": "Find the Maximum Achievable Number", "question__title_slug": "find-the-maximum-achievable-number", "question__hide": false, "total_acs": 12713, "total_submitted": 14164, "total_column_articles": 57, "frontend_question_id": "2769", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2811, "question__title": "Determine the Minimum Sum of a k-avoiding Array", "question__title_slug": "determine-the-minimum-sum-of-a-k-avoiding-array", "question__hide": false, "total_acs": 6531, "total_submitted": 10968, "total_column_articles": 42, "frontend_question_id": "2829", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2810, "question__title": "Collecting Chocolates", "question__title_slug": "collecting-chocolates", "question__hide": false, "total_acs": 4616, "total_submitted": 10536, "total_column_articles": 47, "frontend_question_id": "2735", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2809, "question__title": "Create Hello World Function", "question__title_slug": "create-hello-world-function", "question__hide": false, "total_acs": 12819, "total_submitted": 15164, "total_column_articles": 59, "frontend_question_id": "2667", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2808, "question__title": "Painting the Walls", "question__title_slug": "painting-the-walls", "question__hide": false, "total_acs": 3218, "total_submitted": 8689, "total_column_articles": 31, "frontend_question_id": "2742", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2807, "question__title": "Execute Asynchronous Functions in Parallel", "question__title_slug": "execute-asynchronous-functions-in-parallel", "question__hide": false, "total_acs": 1901, "total_submitted": 3309, "total_column_articles": 24, "frontend_question_id": "2721", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2806, "question__title": "Query Batching", "question__title_slug": "query-batching", "question__hide": false, "total_acs": 94, "total_submitted": 217, "total_column_articles": 3, "frontend_question_id": "2756", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2805, "question__title": "Array Wrapper", "question__title_slug": "array-wrapper", "question__hide": false, "total_acs": 2707, "total_submitted": 3482, "total_column_articles": 27, "frontend_question_id": "2695", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2804, "question__title": "Compact Object", "question__title_slug": "compact-object", "question__hide": false, "total_acs": 2172, "total_submitted": 3515, "total_column_articles": 32, "frontend_question_id": "2705", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2803, "question__title": "Modify Graph Edge Weights", "question__title_slug": "modify-graph-edge-weights", "question__hide": false, "total_acs": 9612, "total_submitted": 18418, "total_column_articles": 60, "frontend_question_id": "2699", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2802, "question__title": "Find the Punishment Number of an Integer", "question__title_slug": "find-the-punishment-number-of-an-integer", "question__hide": false, "total_acs": 26742, "total_submitted": 34011, "total_column_articles": 218, "frontend_question_id": "2698", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2801, "question__title": "Difference of Number of Distinct Values on Diagonals", "question__title_slug": "difference-of-number-of-distinct-values-on-diagonals", "question__hide": false, "total_acs": 5109, "total_submitted": 7109, "total_column_articles": 57, "frontend_question_id": "2711", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2800, "question__title": "Minimum String Length After Removing Substrings", "question__title_slug": "minimum-string-length-after-removing-substrings", "question__hide": false, "total_acs": 8982, "total_submitted": 12517, "total_column_articles": 84, "frontend_question_id": "2696", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2799, "question__title": "Date Range Generator", "question__title_slug": "date-range-generator", "question__hide": false, "total_acs": 99, "total_submitted": 150, "total_column_articles": 5, "frontend_question_id": "2777", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2798, "question__title": "Chunk Array", "question__title_slug": "chunk-array", "question__hide": false, "total_acs": 4503, "total_submitted": 6145, "total_column_articles": 90, "frontend_question_id": "2677", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2797, "question__title": "Event Emitter", "question__title_slug": "event-emitter", "question__hide": false, "total_acs": 1635, "total_submitted": 2502, "total_column_articles": 28, "frontend_question_id": "2694", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2796, "question__title": "Allow One Function Call", "question__title_slug": "allow-one-function-call", "question__hide": false, "total_acs": 5806, "total_submitted": 7603, "total_column_articles": 54, "frontend_question_id": "2666", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2795, "question__title": "Deep Merge of Two Objects", "question__title_slug": "deep-merge-of-two-objects", "question__hide": false, "total_acs": 151, "total_submitted": 246, "total_column_articles": 6, "frontend_question_id": "2755", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2794, "question__title": "Maximum Number of Moves in a Grid", "question__title_slug": "maximum-number-of-moves-in-a-grid", "question__hide": false, "total_acs": 6751, "total_submitted": 16262, "total_column_articles": 71, "frontend_question_id": "2684", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2793, "question__title": "Count the Number of Complete Components", "question__title_slug": "count-the-number-of-complete-components", "question__hide": false, "total_acs": 5049, "total_submitted": 7450, "total_column_articles": 56, "frontend_question_id": "2685", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2792, "question__title": "Neighboring Bitwise XOR", "question__title_slug": "neighboring-bitwise-xor", "question__hide": false, "total_acs": 6255, "total_submitted": 8922, "total_column_articles": 55, "frontend_question_id": "2683", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2791, "question__title": "Find the Losers of the Circular Game", "question__title_slug": "find-the-losers-of-the-circular-game", "question__hide": false, "total_acs": 30650, "total_submitted": 50338, "total_column_articles": 222, "frontend_question_id": "2682", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2790, "question__title": "Call Function with Custom Context", "question__title_slug": "call-function-with-custom-context", "question__hide": false, "total_acs": 1430, "total_submitted": 2114, "total_column_articles": 27, "frontend_question_id": "2693", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2789, "question__title": "Counter II", "question__title_slug": "counter-ii", "question__hide": false, "total_acs": 8428, "total_submitted": 13195, "total_column_articles": 69, "frontend_question_id": "2665", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2788, "question__title": "Design Cancellable Function", "question__title_slug": "design-cancellable-function", "question__hide": false, "total_acs": 639, "total_submitted": 1132, "total_column_articles": 18, "frontend_question_id": "2650", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2787, "question__title": "Movement of Robots", "question__title_slug": "movement-of-robots", "question__hide": false, "total_acs": 20115, "total_submitted": 52908, "total_column_articles": 139, "frontend_question_id": "2731", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2786, "question__title": "Find the Longest Semi-Repetitive Substring", "question__title_slug": "find-the-longest-semi-repetitive-substring", "question__hide": false, "total_acs": 4620, "total_submitted": 9833, "total_column_articles": 41, "frontend_question_id": "2730", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2785, "question__title": "Semi-Ordered Permutation", "question__title_slug": "semi-ordered-permutation", "question__hide": false, "total_acs": 6688, "total_submitted": 9092, "total_column_articles": 48, "frontend_question_id": "2717", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2784, "question__title": "Power of Heroes", "question__title_slug": "power-of-heroes", "question__hide": false, "total_acs": 18495, "total_submitted": 44343, "total_column_articles": 120, "frontend_question_id": "2681", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2783, "question__title": "Nested Array Generator", "question__title_slug": "nested-array-generator", "question__hide": false, "total_acs": 1733, "total_submitted": 2283, "total_column_articles": 36, "frontend_question_id": "2649", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2782, "question__title": "Convert Callback Based Function to Promise Based Function", "question__title_slug": "convert-callback-based-function-to-promise-based-function", "question__hide": false, "total_acs": 103, "total_submitted": 113, "total_column_articles": 4, "frontend_question_id": "2776", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2781, "question__title": "Undefined to Null", "question__title_slug": "undefined-to-null", "question__hide": false, "total_acs": 138, "total_submitted": 177, "total_column_articles": 5, "frontend_question_id": "2775", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2780, "question__title": "Make Costs of Paths Equal in a Binary Tree", "question__title_slug": "make-costs-of-paths-equal-in-a-binary-tree", "question__hide": false, "total_acs": 4706, "total_submitted": 7122, "total_column_articles": 72, "frontend_question_id": "2673", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2779, "question__title": "Number of Adjacent Elements With the Same Color", "question__title_slug": "number-of-adjacent-elements-with-the-same-color", "question__hide": false, "total_acs": 5182, "total_submitted": 8867, "total_column_articles": 52, "frontend_question_id": "2672", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2778, "question__title": "Frequency Tracker", "question__title_slug": "frequency-tracker", "question__hide": false, "total_acs": 5801, "total_submitted": 17557, "total_column_articles": 57, "frontend_question_id": "2671", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2777, "question__title": "Find the Distinct Difference Array", "question__title_slug": "find-the-distinct-difference-array", "question__hide": false, "total_acs": 7343, "total_submitted": 9610, "total_column_articles": 60, "frontend_question_id": "2670", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2776, "question__title": "Make Object Immutable", "question__title_slug": "make-object-immutable", "question__hide": false, "total_acs": 138, "total_submitted": 243, "total_column_articles": 6, "frontend_question_id": "2692", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2775, "question__title": "Generate Fibonacci Sequence", "question__title_slug": "generate-fibonacci-sequence", "question__hide": false, "total_acs": 3435, "total_submitted": 4290, "total_column_articles": 53, "frontend_question_id": "2648", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2774, "question__title": "Differences Between Two Objects", "question__title_slug": "differences-between-two-objects", "question__hide": false, "total_acs": 614, "total_submitted": 1067, "total_column_articles": 23, "frontend_question_id": "2700", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2773, "question__title": "Immutability Helper", "question__title_slug": "immutability-helper", "question__hide": false, "total_acs": 69, "total_submitted": 292, "total_column_articles": 3, "frontend_question_id": "2691", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2772, "question__title": "Infinite Method Object", "question__title_slug": "infinite-method-object", "question__hide": false, "total_acs": 219, "total_submitted": 257, "total_column_articles": 5, "frontend_question_id": "2690", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2771, "question__title": "Throttle", "question__title_slug": "throttle", "question__hide": false, "total_acs": 961, "total_submitted": 2134, "total_column_articles": 26, "frontend_question_id": "2676", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2770, "question__title": "Bind Function to Context", "question__title_slug": "bind-function-to-context", "question__hide": false, "total_acs": 145, "total_submitted": 174, "total_column_articles": 6, "frontend_question_id": "2754", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2769, "question__title": "Array of Objects to Matrix", "question__title_slug": "array-of-objects-to-matrix", "question__hide": false, "total_acs": 751, "total_submitted": 1314, "total_column_articles": 26, "frontend_question_id": "2675", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2768, "question__title": "Array Upper Bound", "question__title_slug": "array-upper-bound", "question__hide": false, "total_acs": 182, "total_submitted": 222, "total_column_articles": 7, "frontend_question_id": "2774", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2767, "question__title": "Maximum Sum With Exactly K Elements ", "question__title_slug": "maximum-sum-with-exactly-k-elements", "question__hide": false, "total_acs": 34342, "total_submitted": 39357, "total_column_articles": 213, "frontend_question_id": "2656", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2766, "question__title": "Find the Prefix Common Array of Two Arrays", "question__title_slug": "find-the-prefix-common-array-of-two-arrays", "question__hide": false, "total_acs": 4477, "total_submitted": 5495, "total_column_articles": 43, "frontend_question_id": "2657", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2765, "question__title": "Make Array Empty", "question__title_slug": "make-array-empty", "question__hide": false, "total_acs": 2475, "total_submitted": 6270, "total_column_articles": 28, "frontend_question_id": "2659", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2764, "question__title": "Maximum Number of Fish in a Grid", "question__title_slug": "maximum-number-of-fish-in-a-grid", "question__hide": false, "total_acs": 3996, "total_submitted": 6667, "total_column_articles": 45, "frontend_question_id": "2658", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2762, "question__title": "Cache With Time Limit", "question__title_slug": "cache-with-time-limit", "question__hide": false, "total_acs": 4305, "total_submitted": 7389, "total_column_articles": 88, "frontend_question_id": "2622", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2761, "question__title": "Array Reduce Transformation", "question__title_slug": "array-reduce-transformation", "question__hide": false, "total_acs": 9218, "total_submitted": 11953, "total_column_articles": 82, "frontend_question_id": "2626", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2760, "question__title": "Snail Traversal", "question__title_slug": "snail-traversal", "question__hide": false, "total_acs": 3069, "total_submitted": 4874, "total_column_articles": 82, "frontend_question_id": "2624", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2759, "question__title": "Flatten Deeply Nested Array", "question__title_slug": "flatten-deeply-nested-array", "question__hide": false, "total_acs": 5665, "total_submitted": 10631, "total_column_articles": 85, "frontend_question_id": "2625", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2758, "question__title": "Check if Object Instance of Class", "question__title_slug": "check-if-object-instance-of-class", "question__hide": false, "total_acs": 5356, "total_submitted": 15709, "total_column_articles": 63, "frontend_question_id": "2618", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2757, "question__title": "Count of Integers", "question__title_slug": "count-of-integers", "question__hide": false, "total_acs": 3448, "total_submitted": 7226, "total_column_articles": 42, "frontend_question_id": "2719", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2756, "question__title": "Buy Two Chocolates", "question__title_slug": "buy-two-chocolates", "question__hide": false, "total_acs": 6471, "total_submitted": 8571, "total_column_articles": 60, "frontend_question_id": "2706", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2755, "question__title": "Extra Characters in a String", "question__title_slug": "extra-characters-in-a-string", "question__hide": false, "total_acs": 3983, "total_submitted": 8792, "total_column_articles": 45, "frontend_question_id": "2707", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2754, "question__title": "Maximum Strength of a Group", "question__title_slug": "maximum-strength-of-a-group", "question__hide": false, "total_acs": 4655, "total_submitted": 15274, "total_column_articles": 64, "frontend_question_id": "2708", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2753, "question__title": "Minimum Number of Operations to Make All Array Elements Equal to 1", "question__title_slug": "minimum-number-of-operations-to-make-all-array-elements-equal-to-1", "question__hide": false, "total_acs": 3802, "total_submitted": 9385, "total_column_articles": 30, "frontend_question_id": "2654", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2752, "question__title": "Sum Multiples", "question__title_slug": "sum-multiples", "question__hide": false, "total_acs": 37917, "total_submitted": 47894, "total_column_articles": 173, "frontend_question_id": "2652", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2751, "question__title": "Sliding Subarray Beauty", "question__title_slug": "sliding-subarray-beauty", "question__hide": false, "total_acs": 5661, "total_submitted": 15746, "total_column_articles": 66, "frontend_question_id": "2653", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2750, "question__title": "Promise Pool", "question__title_slug": "promise-pool", "question__hide": false, "total_acs": 1294, "total_submitted": 2045, "total_column_articles": 30, "frontend_question_id": "2636", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2749, "question__title": "Promise Time Limit", "question__title_slug": "promise-time-limit", "question__hide": false, "total_acs": 4101, "total_submitted": 6343, "total_column_articles": 40, "frontend_question_id": "2637", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2748, "question__title": "Calculate Delayed Arrival Time", "question__title_slug": "calculate-delayed-arrival-time", "question__hide": false, "total_acs": 39070, "total_submitted": 44286, "total_column_articles": 145, "frontend_question_id": "2651", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2747, "question__title": "Apply Transform Over Each Element in Array", "question__title_slug": "apply-transform-over-each-element-in-array", "question__hide": false, "total_acs": 9149, "total_submitted": 11908, "total_column_articles": 59, "frontend_question_id": "2635", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2746, "question__title": "Filter Elements from Array", "question__title_slug": "filter-elements-from-array", "question__hide": false, "total_acs": 8676, "total_submitted": 11810, "total_column_articles": 77, "frontend_question_id": "2634", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2745, "question__title": "Convert Object to JSON String", "question__title_slug": "convert-object-to-json-string", "question__hide": false, "total_acs": 1300, "total_submitted": 2202, "total_column_articles": 45, "frontend_question_id": "2633", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2744, "question__title": "Memoize II", "question__title_slug": "memoize-ii", "question__hide": false, "total_acs": 1364, "total_submitted": 3452, "total_column_articles": 20, "frontend_question_id": "2630", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2743, "question__title": "Debounce", "question__title_slug": "debounce", "question__hide": false, "total_acs": 4886, "total_submitted": 6435, "total_column_articles": 39, "frontend_question_id": "2627", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2742, "question__title": "Group By", "question__title_slug": "group-by", "question__hide": false, "total_acs": 3679, "total_submitted": 4610, "total_column_articles": 52, "frontend_question_id": "2631", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2741, "question__title": "Function Composition", "question__title_slug": "function-composition", "question__hide": false, "total_acs": 8526, "total_submitted": 10400, "total_column_articles": 94, "frontend_question_id": "2629", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2740, "question__title": "Curry", "question__title_slug": "curry", "question__hide": false, "total_acs": 1850, "total_submitted": 2255, "total_column_articles": 37, "frontend_question_id": "2632", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2739, "question__title": "Minimize the Total Price of the Trips", "question__title_slug": "minimize-the-total-price-of-the-trips", "question__hide": false, "total_acs": 13504, "total_submitted": 19186, "total_column_articles": 122, "frontend_question_id": "2646", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2738, "question__title": "Count the Number of K-Free Subsets", "question__title_slug": "count-the-number-of-k-free-subsets", "question__hide": false, "total_acs": 114, "total_submitted": 221, "total_column_articles": 5, "frontend_question_id": "2638", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2737, "question__title": "Row With Maximum Ones", "question__title_slug": "row-with-maximum-ones", "question__hide": false, "total_acs": 9398, "total_submitted": 11729, "total_column_articles": 59, "frontend_question_id": "2643", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2736, "question__title": "Minimum Additions to Make Valid String", "question__title_slug": "minimum-additions-to-make-valid-string", "question__hide": false, "total_acs": 7535, "total_submitted": 13247, "total_column_articles": 112, "frontend_question_id": "2645", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2735, "question__title": "JSON Deep Equal", "question__title_slug": "json-deep-equal", "question__hide": false, "total_acs": 1589, "total_submitted": 4799, "total_column_articles": 44, "frontend_question_id": "2628", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2734, "question__title": "Array Prototype Last", "question__title_slug": "array-prototype-last", "question__hide": false, "total_acs": 16266, "total_submitted": 23508, "total_column_articles": 118, "frontend_question_id": "2619", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2733, "question__title": "Sleep", "question__title_slug": "sleep", "question__hide": false, "total_acs": 11778, "total_submitted": 14238, "total_column_articles": 75, "frontend_question_id": "2621", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2732, "question__title": "Counter", "question__title_slug": "counter", "question__hide": false, "total_acs": 21539, "total_submitted": 26710, "total_column_articles": 108, "frontend_question_id": "2620", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2731, "question__title": "Memoize", "question__title_slug": "memoize", "question__hide": false, "total_acs": 5699, "total_submitted": 9305, "total_column_articles": 60, "frontend_question_id": "2623", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2730, "question__title": "Maximum OR", "question__title_slug": "maximum-or", "question__hide": false, "total_acs": 3374, "total_submitted": 7784, "total_column_articles": 35, "frontend_question_id": "2680", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2729, "question__title": "Minimum Operations to Make Numbers Non-positive", "question__title_slug": "minimum-operations-to-make-numbers-non-positive", "question__hide": false, "total_acs": 136, "total_submitted": 258, "total_column_articles": 7, "frontend_question_id": "2702", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2728, "question__title": "Sum in a Matrix", "question__title_slug": "sum-in-a-matrix", "question__hide": false, "total_acs": 25757, "total_submitted": 32999, "total_column_articles": 208, "frontend_question_id": "2679", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2727, "question__title": "Number of Senior Citizens", "question__title_slug": "number-of-senior-citizens", "question__hide": false, "total_acs": 34957, "total_submitted": 44039, "total_column_articles": 202, "frontend_question_id": "2678", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2726, "question__title": "Minimum Reverse Operations", "question__title_slug": "minimum-reverse-operations", "question__hide": false, "total_acs": 2582, "total_submitted": 12203, "total_column_articles": 34, "frontend_question_id": "2612", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2725, "question__title": "Mice and Cheese", "question__title_slug": "mice-and-cheese", "question__hide": false, "total_acs": 28069, "total_submitted": 48060, "total_column_articles": 298, "frontend_question_id": "2611", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2724, "question__title": "Convert an Array Into a 2D Array With Conditions", "question__title_slug": "convert-an-array-into-a-2d-array-with-conditions", "question__hide": false, "total_acs": 8823, "total_submitted": 10465, "total_column_articles": 96, "frontend_question_id": "2610", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2723, "question__title": "Find the Longest Balanced Substring of a Binary String", "question__title_slug": "find-the-longest-balanced-substring-of-a-binary-string", "question__hide": false, "total_acs": 33134, "total_submitted": 57311, "total_column_articles": 362, "frontend_question_id": "2609", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2722, "question__title": "Prime In Diagonal", "question__title_slug": "prime-in-diagonal", "question__hide": false, "total_acs": 8866, "total_submitted": 26167, "total_column_articles": 60, "frontend_question_id": "2614", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2721, "question__title": "Sum of Distances", "question__title_slug": "sum-of-distances", "question__hide": false, "total_acs": 6002, "total_submitted": 16628, "total_column_articles": 67, "frontend_question_id": "2615", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2720, "question__title": "Minimize the Maximum Difference of Pairs", "question__title_slug": "minimize-the-maximum-difference-of-pairs", "question__hide": false, "total_acs": 4539, "total_submitted": 11120, "total_column_articles": 40, "frontend_question_id": "2616", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2719, "question__title": "Beautiful Pairs", "question__title_slug": "beautiful-pairs", "question__hide": false, "total_acs": 94, "total_submitted": 240, "total_column_articles": 5, "frontend_question_id": "2613", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2718, "question__title": "Minimum Operations to Make All Array Elements Equal", "question__title_slug": "minimum-operations-to-make-all-array-elements-equal", "question__hide": false, "total_acs": 7382, "total_submitted": 21625, "total_column_articles": 101, "frontend_question_id": "2602", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2717, "question__title": "Collect Coins in a Tree", "question__title_slug": "collect-coins-in-a-tree", "question__hide": false, "total_acs": 14177, "total_submitted": 23941, "total_column_articles": 99, "frontend_question_id": "2603", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2716, "question__title": "Prime Subtraction Operation", "question__title_slug": "prime-subtraction-operation", "question__hide": false, "total_acs": 7628, "total_submitted": 19514, "total_column_articles": 88, "frontend_question_id": "2601", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2715, "question__title": "K Items With the Maximum Sum", "question__title_slug": "k-items-with-the-maximum-sum", "question__hide": false, "total_acs": 33871, "total_submitted": 50027, "total_column_articles": 231, "frontend_question_id": "2600", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2714, "question__title": "Left and Right Sum Differences", "question__title_slug": "left-and-right-sum-differences", "question__hide": false, "total_acs": 13142, "total_submitted": 15648, "total_column_articles": 132, "frontend_question_id": "2574", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2713, "question__title": "Find the Divisibility Array of a String", "question__title_slug": "find-the-divisibility-array-of-a-string", "question__hide": false, "total_acs": 8409, "total_submitted": 25239, "total_column_articles": 76, "frontend_question_id": "2575", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2712, "question__title": "Find the Maximum Number of Marked Indices", "question__title_slug": "find-the-maximum-number-of-marked-indices", "question__hide": false, "total_acs": 7494, "total_submitted": 19688, "total_column_articles": 81, "frontend_question_id": "2576", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2711, "question__title": "Minimum Time to Visit a Cell In a Grid", "question__title_slug": "minimum-time-to-visit-a-cell-in-a-grid", "question__hide": false, "total_acs": 4131, "total_submitted": 10297, "total_column_articles": 48, "frontend_question_id": "2577", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2710, "question__title": "Minimum Operations to Reduce an Integer to 0", "question__title_slug": "minimum-operations-to-reduce-an-integer-to-0", "question__hide": false, "total_acs": 7814, "total_submitted": 14189, "total_column_articles": 127, "frontend_question_id": "2571", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2709, "question__title": "Count the Number of Square-Free Subsets", "question__title_slug": "count-the-number-of-square-free-subsets", "question__hide": false, "total_acs": 3937, "total_submitted": 12812, "total_column_articles": 43, "frontend_question_id": "2572", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2708, "question__title": "Find the String with LCP", "question__title_slug": "find-the-string-with-lcp", "question__hide": false, "total_acs": 1927, "total_submitted": 5425, "total_column_articles": 33, "frontend_question_id": "2573", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2707, "question__title": "Merge Two 2D Arrays by Summing Values", "question__title_slug": "merge-two-2d-arrays-by-summing-values", "question__hide": false, "total_acs": 9384, "total_submitted": 13512, "total_column_articles": 83, "frontend_question_id": "2570", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2706, "question__title": "Minimum Score by Changing Two Elements", "question__title_slug": "minimum-score-by-changing-two-elements", "question__hide": false, "total_acs": 4297, "total_submitted": 8166, "total_column_articles": 36, "frontend_question_id": "2567", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2705, "question__title": "Minimum Impossible OR", "question__title_slug": "minimum-impossible-or", "question__hide": false, "total_acs": 4028, "total_submitted": 6609, "total_column_articles": 31, "frontend_question_id": "2568", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2704, "question__title": "Maximum Difference by Remapping a Digit", "question__title_slug": "maximum-difference-by-remapping-a-digit", "question__hide": false, "total_acs": 5936, "total_submitted": 9325, "total_column_articles": 68, "frontend_question_id": "2566", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2703, "question__title": "Handling Sum Queries After Update", "question__title_slug": "handling-sum-queries-after-update", "question__hide": false, "total_acs": 12935, "total_submitted": 30422, "total_column_articles": 109, "frontend_question_id": "2569", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2702, "question__title": "Maximum Number of Integers to Choose From a Range II", "question__title_slug": "maximum-number-of-integers-to-choose-from-a-range-ii", "question__hide": false, "total_acs": 220, "total_submitted": 527, "total_column_articles": 8, "frontend_question_id": "2557", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2701, "question__title": "Subsequence With the Minimum Score", "question__title_slug": "subsequence-with-the-minimum-score", "question__hide": false, "total_acs": 3130, "total_submitted": 8593, "total_column_articles": 38, "frontend_question_id": "2565", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2700, "question__title": "Substring XOR Queries", "question__title_slug": "substring-xor-queries", "question__hide": false, "total_acs": 5103, "total_submitted": 13812, "total_column_articles": 63, "frontend_question_id": "2564", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2699, "question__title": "Count the Number of Fair Pairs", "question__title_slug": "count-the-number-of-fair-pairs", "question__hide": false, "total_acs": 8275, "total_submitted": 23767, "total_column_articles": 86, "frontend_question_id": "2563", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2698, "question__title": "Find the Array Concatenation Value", "question__title_slug": "find-the-array-concatenation-value", "question__hide": false, "total_acs": 34414, "total_submitted": 45532, "total_column_articles": 279, "frontend_question_id": "2562", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2697, "question__title": "Minimum Number of Visited Cells in a Grid", "question__title_slug": "minimum-number-of-visited-cells-in-a-grid", "question__hide": false, "total_acs": 3630, "total_submitted": 11172, "total_column_articles": 63, "frontend_question_id": "2617", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2696, "question__title": "The Number of Beautiful Subsets", "question__title_slug": "the-number-of-beautiful-subsets", "question__hide": false, "total_acs": 7445, "total_submitted": 21016, "total_column_articles": 62, "frontend_question_id": "2597", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2695, "question__title": "Find Score of an Array After Marking All Elements", "question__title_slug": "find-score-of-an-array-after-marking-all-elements", "question__hide": false, "total_acs": 4646, "total_submitted": 8907, "total_column_articles": 55, "frontend_question_id": "2593", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2694, "question__title": "Find the Maximum Divisibility Score", "question__title_slug": "find-the-maximum-divisibility-score", "question__hide": false, "total_acs": 7670, "total_submitted": 15137, "total_column_articles": 38, "frontend_question_id": "2644", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2693, "question__title": "Maximum Price to Fill a Bag", "question__title_slug": "maximum-price-to-fill-a-bag", "question__hide": false, "total_acs": 236, "total_submitted": 488, "total_column_articles": 6, "frontend_question_id": "2548", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2692, "question__title": "Take Gifts From the Richest Pile", "question__title_slug": "take-gifts-from-the-richest-pile", "question__hide": false, "total_acs": 29205, "total_submitted": 40832, "total_column_articles": 218, "frontend_question_id": "2558", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2691, "question__title": "Count Vowel Strings in Ranges", "question__title_slug": "count-vowel-strings-in-ranges", "question__hide": false, "total_acs": 24530, "total_submitted": 38584, "total_column_articles": 269, "frontend_question_id": "2559", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2690, "question__title": "House Robber IV", "question__title_slug": "house-robber-iv", "question__hide": false, "total_acs": 24317, "total_submitted": 40329, "total_column_articles": 147, "frontend_question_id": "2560", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2689, "question__title": "Rearranging Fruits", "question__title_slug": "rearranging-fruits", "question__hide": false, "total_acs": 3326, "total_submitted": 8905, "total_column_articles": 36, "frontend_question_id": "2561", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2688, "question__title": "Design a Todo List", "question__title_slug": "design-a-todo-list", "question__hide": false, "total_acs": 140, "total_submitted": 235, "total_column_articles": 5, "frontend_question_id": "2590", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2687, "question__title": "Lexicographically Smallest Beautiful String", "question__title_slug": "lexicographically-smallest-beautiful-string", "question__hide": false, "total_acs": 1900, "total_submitted": 4147, "total_column_articles": 33, "frontend_question_id": "2663", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2686, "question__title": "Minimum Cost of a Path With Special Roads", "question__title_slug": "minimum-cost-of-a-path-with-special-roads", "question__hide": false, "total_acs": 3761, "total_submitted": 10000, "total_column_articles": 60, "frontend_question_id": "2662", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2685, "question__title": "First Completely Painted Row or Column", "question__title_slug": "first-completely-painted-row-or-column", "question__hide": false, "total_acs": 23613, "total_submitted": 39329, "total_column_articles": 240, "frontend_question_id": "2661", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2684, "question__title": "Determine the Winner of a Bowling Game", "question__title_slug": "determine-the-winner-of-a-bowling-game", "question__hide": false, "total_acs": 6556, "total_submitted": 18858, "total_column_articles": 54, "frontend_question_id": "2660", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2683, "question__title": "Count the Number of Good Subsequences", "question__title_slug": "count-the-number-of-good-subsequences", "question__hide": false, "total_acs": 193, "total_submitted": 311, "total_column_articles": 5, "frontend_question_id": "2539", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2682, "question__title": "Count Increasing Quadruplets", "question__title_slug": "count-increasing-quadruplets", "question__hide": false, "total_acs": 4203, "total_submitted": 10487, "total_column_articles": 45, "frontend_question_id": "2552", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2681, "question__title": "Put Marbles in Bags", "question__title_slug": "put-marbles-in-bags", "question__hide": false, "total_acs": 4071, "total_submitted": 7343, "total_column_articles": 42, "frontend_question_id": "2551", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2680, "question__title": "Count Collisions of Monkeys on a Polygon", "question__title_slug": "count-collisions-of-monkeys-on-a-polygon", "question__hide": false, "total_acs": 5865, "total_submitted": 20008, "total_column_articles": 46, "frontend_question_id": "2550", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2679, "question__title": "Count Distinct Numbers on Board", "question__title_slug": "count-distinct-numbers-on-board", "question__hide": false, "total_acs": 7956, "total_submitted": 12556, "total_column_articles": 55, "frontend_question_id": "2549", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2678, "question__title": "Design Graph With Shortest Path Calculator", "question__title_slug": "design-graph-with-shortest-path-calculator", "question__hide": false, "total_acs": 4872, "total_submitted": 8389, "total_column_articles": 54, "frontend_question_id": "2642", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2677, "question__title": "Cousins in Binary Tree II", "question__title_slug": "cousins-in-binary-tree-ii", "question__hide": false, "total_acs": 4425, "total_submitted": 6172, "total_column_articles": 46, "frontend_question_id": "2641", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2676, "question__title": "Find the Score of All Prefixes of an Array", "question__title_slug": "find-the-score-of-all-prefixes-of-an-array", "question__hide": false, "total_acs": 5076, "total_submitted": 6446, "total_column_articles": 34, "frontend_question_id": "2640", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2675, "question__title": "Find the Width of Columns of a Grid", "question__title_slug": "find-the-width-of-columns-of-a-grid", "question__hide": false, "total_acs": 5248, "total_submitted": 6880, "total_column_articles": 44, "frontend_question_id": "2639", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2674, "question__title": "Make the Prefix Sum Non-negative", "question__title_slug": "make-the-prefix-sum-non-negative", "question__hide": false, "total_acs": 151, "total_submitted": 288, "total_column_articles": 6, "frontend_question_id": "2599", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2673, "question__title": "Maximize Win From Two Segments", "question__title_slug": "maximize-win-from-two-segments", "question__hide": false, "total_acs": 3472, "total_submitted": 8475, "total_column_articles": 38, "frontend_question_id": "2555", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2672, "question__title": "Number of Good Binary Strings", "question__title_slug": "number-of-good-binary-strings", "question__hide": false, "total_acs": 212, "total_submitted": 331, "total_column_articles": 5, "frontend_question_id": "2533", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2671, "question__title": "Shortest Cycle in a Graph", "question__title_slug": "shortest-cycle-in-a-graph", "question__hide": false, "total_acs": 3465, "total_submitted": 8467, "total_column_articles": 34, "frontend_question_id": "2608", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2670, "question__title": "Make K-Subarray Sums Equal", "question__title_slug": "make-k-subarray-sums-equal", "question__hide": false, "total_acs": 3087, "total_submitted": 7734, "total_column_articles": 26, "frontend_question_id": "2607", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2669, "question__title": "Find the Substring With Maximum Cost", "question__title_slug": "find-the-substring-with-maximum-cost", "question__hide": false, "total_acs": 5672, "total_submitted": 10135, "total_column_articles": 47, "frontend_question_id": "2606", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2668, "question__title": "Form Smallest Number From Two Digit Arrays", "question__title_slug": "form-smallest-number-from-two-digit-arrays", "question__hide": false, "total_acs": 34379, "total_submitted": 51157, "total_column_articles": 294, "frontend_question_id": "2605", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2667, "question__title": "Maximum Frequency Score of a Subarray", "question__title_slug": "maximum-frequency-score-of-a-subarray", "question__hide": false, "total_acs": 183, "total_submitted": 384, "total_column_articles": 5, "frontend_question_id": "2524", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2666, "question__title": "Minimum Time to Eat All Grains", "question__title_slug": "minimum-time-to-eat-all-grains", "question__hide": false, "total_acs": 149, "total_submitted": 427, "total_column_articles": 5, "frontend_question_id": "2604", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2665, "question__title": "Minimum Time to Repair Cars", "question__title_slug": "minimum-time-to-repair-cars", "question__hide": false, "total_acs": 27451, "total_submitted": 54938, "total_column_articles": 158, "frontend_question_id": "2594", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2664, "question__title": "Maximize Greatness of an Array", "question__title_slug": "maximize-greatness-of-an-array", "question__hide": false, "total_acs": 5590, "total_submitted": 9564, "total_column_articles": 58, "frontend_question_id": "2592", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2663, "question__title": "Distribute Money to Maximum Children", "question__title_slug": "distribute-money-to-maximum-children", "question__hide": false, "total_acs": 29324, "total_submitted": 109086, "total_column_articles": 228, "frontend_question_id": "2591", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2662, "question__title": "Check Knight Tour Configuration", "question__title_slug": "check-knight-tour-configuration", "question__hide": false, "total_acs": 28879, "total_submitted": 49869, "total_column_articles": 317, "frontend_question_id": "2596", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2661, "question__title": "Smallest Missing Non-negative Integer After Operations", "question__title_slug": "smallest-missing-non-negative-integer-after-operations", "question__hide": false, "total_acs": 5640, "total_submitted": 14300, "total_column_articles": 57, "frontend_question_id": "2598", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2659, "question__title": "Number of Even and Odd Bits", "question__title_slug": "number-of-even-and-odd-bits", "question__hide": false, "total_acs": 10773, "total_submitted": 14752, "total_column_articles": 65, "frontend_question_id": "2595", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2658, "question__title": "Count the Number of K-Big Indices", "question__title_slug": "count-the-number-of-k-big-indices", "question__hide": false, "total_acs": 262, "total_submitted": 391, "total_column_articles": 13, "frontend_question_id": "2519", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2657, "question__title": "Minimum Time to Complete All Tasks", "question__title_slug": "minimum-time-to-complete-all-tasks", "question__hide": false, "total_acs": 4179, "total_submitted": 9660, "total_column_articles": 36, "frontend_question_id": "2589", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2656, "question__title": "Count the Number of Beautiful Subarrays", "question__title_slug": "count-the-number-of-beautiful-subarrays", "question__hide": false, "total_acs": 6508, "total_submitted": 15259, "total_column_articles": 62, "frontend_question_id": "2588", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2655, "question__title": "Rearrange Array to Maximize Prefix Score", "question__title_slug": "rearrange-array-to-maximize-prefix-score", "question__hide": false, "total_acs": 8907, "total_submitted": 21642, "total_column_articles": 45, "frontend_question_id": "2587", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2654, "question__title": "Count the Number of Vowel Strings in Range", "question__title_slug": "count-the-number-of-vowel-strings-in-range", "question__hide": false, "total_acs": 38710, "total_submitted": 47199, "total_column_articles": 234, "frontend_question_id": "2586", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2653, "question__title": "Check if There is a Path With Equal Number of 0's And 1's", "question__title_slug": "check-if-there-is-a-path-with-equal-number-of-0s-and-1s", "question__hide": false, "total_acs": 304, "total_submitted": 456, "total_column_articles": 7, "frontend_question_id": "2510", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2652, "question__title": "Count Number of Possible Root Nodes", "question__title_slug": "count-number-of-possible-root-nodes", "question__hide": false, "total_acs": 2927, "total_submitted": 4934, "total_column_articles": 32, "frontend_question_id": "2581", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2651, "question__title": "Count Ways to Group Overlapping Ranges", "question__title_slug": "count-ways-to-group-overlapping-ranges", "question__hide": false, "total_acs": 5244, "total_submitted": 14573, "total_column_articles": 56, "frontend_question_id": "2580", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2650, "question__title": "Split With Minimum Sum", "question__title_slug": "split-with-minimum-sum", "question__hide": false, "total_acs": 30291, "total_submitted": 37136, "total_column_articles": 280, "frontend_question_id": "2578", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2649, "question__title": "Count Total Number of Colored Cells", "question__title_slug": "count-total-number-of-colored-cells", "question__hide": false, "total_acs": 6081, "total_submitted": 9284, "total_column_articles": 41, "frontend_question_id": "2579", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2648, "question__title": "Number of Ways to Earn Points", "question__title_slug": "number-of-ways-to-earn-points", "question__hide": false, "total_acs": 5924, "total_submitted": 9075, "total_column_articles": 60, "frontend_question_id": "2585", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2647, "question__title": "Split the Array to Make Coprime Products", "question__title_slug": "split-the-array-to-make-coprime-products", "question__hide": false, "total_acs": 5909, "total_submitted": 22948, "total_column_articles": 73, "frontend_question_id": "2584", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2646, "question__title": "Kth Largest Sum in a Binary Tree", "question__title_slug": "kth-largest-sum-in-a-binary-tree", "question__hide": false, "total_acs": 8981, "total_submitted": 20339, "total_column_articles": 70, "frontend_question_id": "2583", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2645, "question__title": "Pass the Pillow", "question__title_slug": "pass-the-pillow", "question__hide": false, "total_acs": 35517, "total_submitted": 60687, "total_column_articles": 289, "frontend_question_id": "2582", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2644, "question__title": "Bitwise OR of All Subsequence Sums", "question__title_slug": "bitwise-or-of-all-subsequence-sums", "question__hide": false, "total_acs": 212, "total_submitted": 348, "total_column_articles": 5, "frontend_question_id": "2505", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2643, "question__title": "Concatenate the Name and the Profession", "question__title_slug": "concatenate-the-name-and-the-profession", "question__hide": false, "total_acs": 974, "total_submitted": 1238, "total_column_articles": 11, "frontend_question_id": "2504", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2642, "question__title": "Time to Cross a Bridge", "question__title_slug": "time-to-cross-a-bridge", "question__hide": false, "total_acs": 10400, "total_submitted": 15169, "total_column_articles": 100, "frontend_question_id": "2532", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2641, "question__title": "Disconnect Path in a Binary Matrix by at Most One Flip", "question__title_slug": "disconnect-path-in-a-binary-matrix-by-at-most-one-flip", "question__hide": false, "total_acs": 3216, "total_submitted": 10423, "total_column_articles": 48, "frontend_question_id": "2556", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2640, "question__title": "Maximum Number of Integers to Choose From a Range I", "question__title_slug": "maximum-number-of-integers-to-choose-from-a-range-i", "question__hide": false, "total_acs": 4913, "total_submitted": 8591, "total_column_articles": 49, "frontend_question_id": "2554", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2639, "question__title": "Separate the Digits in an Array", "question__title_slug": "separate-the-digits-in-an-array", "question__hide": false, "total_acs": 7315, "total_submitted": 9225, "total_column_articles": 80, "frontend_question_id": "2553", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2638, "question__title": "Number of Subarrays Having Even Product", "question__title_slug": "number-of-subarrays-having-even-product", "question__hide": false, "total_acs": 281, "total_submitted": 419, "total_column_articles": 13, "frontend_question_id": "2495", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2637, "question__title": "Merge Overlapping Events in the Same Hall", "question__title_slug": "merge-overlapping-events-in-the-same-hall", "question__hide": false, "total_acs": 540, "total_submitted": 1291, "total_column_articles": 10, "frontend_question_id": "2494", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2636, "question__title": "Maximum Subsequence Score", "question__title_slug": "maximum-subsequence-score", "question__hide": false, "total_acs": 6253, "total_submitted": 12139, "total_column_articles": 56, "frontend_question_id": "2542", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2635, "question__title": "Check if Point Is Reachable", "question__title_slug": "check-if-point-is-reachable", "question__hide": false, "total_acs": 2070, "total_submitted": 4373, "total_column_articles": 20, "frontend_question_id": "2543", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2634, "question__title": "Minimum Common Value", "question__title_slug": "minimum-common-value", "question__hide": false, "total_acs": 7596, "total_submitted": 12782, "total_column_articles": 90, "frontend_question_id": "2540", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2633, "question__title": "Minimum Cost to Split an Array", "question__title_slug": "minimum-cost-to-split-an-array", "question__hide": false, "total_acs": 3665, "total_submitted": 6410, "total_column_articles": 42, "frontend_question_id": "2547", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2632, "question__title": "Apply Bitwise Operations to Make Strings Equal", "question__title_slug": "apply-bitwise-operations-to-make-strings-equal", "question__hide": false, "total_acs": 4677, "total_submitted": 10777, "total_column_articles": 50, "frontend_question_id": "2546", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2631, "question__title": "Sort the Students by Their Kth Score", "question__title_slug": "sort-the-students-by-their-kth-score", "question__hide": false, "total_acs": 7523, "total_submitted": 8749, "total_column_articles": 80, "frontend_question_id": "2545", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2630, "question__title": "Alternating Digit Sum", "question__title_slug": "alternating-digit-sum", "question__hide": false, "total_acs": 33210, "total_submitted": 41810, "total_column_articles": 299, "frontend_question_id": "2544", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2629, "question__title": "Number of Substrings With Fixed Ratio", "question__title_slug": "number-of-substrings-with-fixed-ratio", "question__hide": false, "total_acs": 162, "total_submitted": 246, "total_column_articles": 3, "frontend_question_id": "2489", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2628, "question__title": "Minimize the Maximum of Two Arrays", "question__title_slug": "minimize-the-maximum-of-two-arrays", "question__hide": false, "total_acs": 3112, "total_submitted": 8821, "total_column_articles": 44, "frontend_question_id": "2513", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2627, "question__title": "Difference Between Maximum and Minimum Price Sum", "question__title_slug": "difference-between-maximum-and-minimum-price-sum", "question__hide": false, "total_acs": 3653, "total_submitted": 7537, "total_column_articles": 47, "frontend_question_id": "2538", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2626, "question__title": "Count the Number of Good Subarrays", "question__title_slug": "count-the-number-of-good-subarrays", "question__hide": false, "total_acs": 5981, "total_submitted": 12004, "total_column_articles": 92, "frontend_question_id": "2537", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2625, "question__title": "Increment Submatrices by One", "question__title_slug": "increment-submatrices-by-one", "question__hide": false, "total_acs": 7412, "total_submitted": 12106, "total_column_articles": 83, "frontend_question_id": "2536", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2624, "question__title": "Difference Between Element Sum and Digit Sum of an Array", "question__title_slug": "difference-between-element-sum-and-digit-sum-of-an-array", "question__hide": false, "total_acs": 12829, "total_submitted": 15543, "total_column_articles": 128, "frontend_question_id": "2535", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2623, "question__title": "Maximum XOR of Two Non-Overlapping Subtrees", "question__title_slug": "maximum-xor-of-two-non-overlapping-subtrees", "question__hide": false, "total_acs": 228, "total_submitted": 337, "total_column_articles": 11, "frontend_question_id": "2479", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2622, "question__title": "Form a Chemical Bond", "question__title_slug": "form-a-chemical-bond", "question__hide": false, "total_acs": 1054, "total_submitted": 1268, "total_column_articles": 8, "frontend_question_id": "2480", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2621, "question__title": "Find Xor-Beauty of Array", "question__title_slug": "find-xor-beauty-of-array", "question__hide": false, "total_acs": 3968, "total_submitted": 5576, "total_column_articles": 41, "frontend_question_id": "2527", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2620, "question__title": "Find Consecutive Integers from a Data Stream", "question__title_slug": "find-consecutive-integers-from-a-data-stream", "question__hide": false, "total_acs": 5065, "total_submitted": 9314, "total_column_articles": 51, "frontend_question_id": "2526", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2619, "question__title": "Categorize Box According to Criteria", "question__title_slug": "categorize-box-according-to-criteria", "question__hide": false, "total_acs": 27533, "total_submitted": 57485, "total_column_articles": 172, "frontend_question_id": "2525", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2618, "question__title": "Maximize the Minimum Powered City", "question__title_slug": "maximize-the-minimum-powered-city", "question__hide": false, "total_acs": 4143, "total_submitted": 10024, "total_column_articles": 42, "frontend_question_id": "2528", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2617, "question__title": "Time Taken to Cross the Door", "question__title_slug": "time-taken-to-cross-the-door", "question__hide": false, "total_acs": 313, "total_submitted": 518, "total_column_articles": 9, "frontend_question_id": "2534", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2616, "question__title": "Maximal Score After Applying K Operations", "question__title_slug": "maximal-score-after-applying-k-operations", "question__hide": false, "total_acs": 30428, "total_submitted": 56869, "total_column_articles": 214, "frontend_question_id": "2530", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2615, "question__title": "Make Number of Distinct Characters Equal", "question__title_slug": "make-number-of-distinct-characters-equal", "question__hide": false, "total_acs": 5949, "total_submitted": 19926, "total_column_articles": 90, "frontend_question_id": "2531", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2614, "question__title": "Maximum Count of Positive Integer and Negative Integer", "question__title_slug": "maximum-count-of-positive-integer-and-negative-integer", "question__hide": false, "total_acs": 11177, "total_submitted": 14927, "total_column_articles": 90, "frontend_question_id": "2529", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2613, "question__title": "Customers With Strictly Increasing Purchases", "question__title_slug": "customers-with-strictly-increasing-purchases", "question__hide": false, "total_acs": 696, "total_submitted": 1462, "total_column_articles": 18, "frontend_question_id": "2474", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2612, "question__title": "Minimum Cost to Buy Apples", "question__title_slug": "minimum-cost-to-buy-apples", "question__hide": false, "total_acs": 227, "total_submitted": 400, "total_column_articles": 9, "frontend_question_id": "2473", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2610, "question__title": "Closest Prime Numbers in Range", "question__title_slug": "closest-prime-numbers-in-range", "question__hide": false, "total_acs": 7237, "total_submitted": 17475, "total_column_articles": 66, "frontend_question_id": "2523", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2609, "question__title": "Distinct Prime Factors of Product of Array", "question__title_slug": "distinct-prime-factors-of-product-of-array", "question__hide": false, "total_acs": 7495, "total_submitted": 11879, "total_column_articles": 67, "frontend_question_id": "2521", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2608, "question__title": "Count the Digits That Divide a Number", "question__title_slug": "count-the-digits-that-divide-a-number", "question__hide": false, "total_acs": 35571, "total_submitted": 41873, "total_column_articles": 239, "frontend_question_id": "2520", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2607, "question__title": "Minimum Subarrays in a Valid Split", "question__title_slug": "minimum-subarrays-in-a-valid-split", "question__hide": false, "total_acs": 210, "total_submitted": 345, "total_column_articles": 9, "frontend_question_id": "2464", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2606, "question__title": "Difference Between Ones and Zeros in Row and Column", "question__title_slug": "difference-between-ones-and-zeros-in-row-and-column", "question__hide": false, "total_acs": 5850, "total_submitted": 7155, "total_column_articles": 68, "frontend_question_id": "2482", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2605, "question__title": "Count Anagrams", "question__title_slug": "count-anagrams", "question__hide": false, "total_acs": 2578, "total_submitted": 5535, "total_column_articles": 41, "frontend_question_id": "2514", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2604, "question__title": "Minimum Operations to Make Array Equal II", "question__title_slug": "minimum-operations-to-make-array-equal-ii", "question__hide": false, "total_acs": 3777, "total_submitted": 11821, "total_column_articles": 38, "frontend_question_id": "2541", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2603, "question__title": "Reward Top K Students", "question__title_slug": "reward-top-k-students", "question__hide": false, "total_acs": 23956, "total_submitted": 44526, "total_column_articles": 216, "frontend_question_id": "2512", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2602, "question__title": "Maximum Enemy Forts That Can Be Captured", "question__title_slug": "maximum-enemy-forts-that-can-be-captured", "question__hide": false, "total_acs": 25743, "total_submitted": 46252, "total_column_articles": 253, "frontend_question_id": "2511", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2601, "question__title": "Number of Great Partitions", "question__title_slug": "number-of-great-partitions", "question__hide": false, "total_acs": 2958, "total_submitted": 6881, "total_column_articles": 32, "frontend_question_id": "2518", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2600, "question__title": "Maximum Tastiness of Candy Basket", "question__title_slug": "maximum-tastiness-of-candy-basket", "question__hide": false, "total_acs": 21295, "total_submitted": 29691, "total_column_articles": 137, "frontend_question_id": "2517", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2599, "question__title": "Take K of Each Character From Left and Right", "question__title_slug": "take-k-of-each-character-from-left-and-right", "question__hide": false, "total_acs": 6051, "total_submitted": 15995, "total_column_articles": 82, "frontend_question_id": "2516", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2598, "question__title": "Shortest Distance to Target String in a Circular Array", "question__title_slug": "shortest-distance-to-target-string-in-a-circular-array", "question__hide": false, "total_acs": 7470, "total_submitted": 13407, "total_column_articles": 80, "frontend_question_id": "2515", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2597, "question__title": "Cycle Length Queries in a Tree", "question__title_slug": "cycle-length-queries-in-a-tree", "question__hide": false, "total_acs": 4414, "total_submitted": 6751, "total_column_articles": 63, "frontend_question_id": "2509", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2596, "question__title": "Add Edges to Make Degrees of All Nodes Even", "question__title_slug": "add-edges-to-make-degrees-of-all-nodes-even", "question__hide": false, "total_acs": 3627, "total_submitted": 12149, "total_column_articles": 55, "frontend_question_id": "2508", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2595, "question__title": "Smallest Value After Replacing With Sum of Prime Factors", "question__title_slug": "smallest-value-after-replacing-with-sum-of-prime-factors", "question__hide": false, "total_acs": 6376, "total_submitted": 12680, "total_column_articles": 62, "frontend_question_id": "2507", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2594, "question__title": "Count Pairs Of Similar Strings", "question__title_slug": "count-pairs-of-similar-strings", "question__hide": false, "total_acs": 8880, "total_submitted": 11455, "total_column_articles": 94, "frontend_question_id": "2506", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2593, "question__title": "Number of Distinct Binary Strings After Applying Operations", "question__title_slug": "number-of-distinct-binary-strings-after-applying-operations", "question__hide": false, "total_acs": 196, "total_submitted": 265, "total_column_articles": 8, "frontend_question_id": "2450", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2592, "question__title": "Minimum Total Cost to Make Arrays Unequal", "question__title_slug": "minimum-total-cost-to-make-arrays-unequal", "question__hide": false, "total_acs": 1806, "total_submitted": 4240, "total_column_articles": 30, "frontend_question_id": "2499", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2591, "question__title": "Frog Jump II", "question__title_slug": "frog-jump-ii", "question__hide": false, "total_acs": 4203, "total_submitted": 6453, "total_column_articles": 52, "frontend_question_id": "2498", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2590, "question__title": "Maximum Star Sum of a Graph", "question__title_slug": "maximum-star-sum-of-a-graph", "question__hide": false, "total_acs": 4263, "total_submitted": 10985, "total_column_articles": 54, "frontend_question_id": "2497", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2589, "question__title": "Maximum Value of a String in an Array", "question__title_slug": "maximum-value-of-a-string-in-an-array", "question__hide": false, "total_acs": 20928, "total_submitted": 26576, "total_column_articles": 216, "frontend_question_id": "2496", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2588, "question__title": "Maximum Number of Points From Grid Queries", "question__title_slug": "maximum-number-of-points-from-grid-queries", "question__hide": false, "total_acs": 4480, "total_submitted": 10068, "total_column_articles": 68, "frontend_question_id": "2503", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2587, "question__title": "Design Memory Allocator", "question__title_slug": "design-memory-allocator", "question__hide": false, "total_acs": 5727, "total_submitted": 10920, "total_column_articles": 76, "frontend_question_id": "2502", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2586, "question__title": "Longest Square Streak in an Array", "question__title_slug": "longest-square-streak-in-an-array", "question__hide": false, "total_acs": 8147, "total_submitted": 19607, "total_column_articles": 89, "frontend_question_id": "2501", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2585, "question__title": "Delete Greatest Value in Each Row", "question__title_slug": "delete-greatest-value-in-each-row", "question__hide": false, "total_acs": 32228, "total_submitted": 38409, "total_column_articles": 254, "frontend_question_id": "2500", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2584, "question__title": "Number of Nodes With Value One", "question__title_slug": "number-of-nodes-with-value-one", "question__hide": false, "total_acs": 291, "total_submitted": 379, "total_column_articles": 18, "frontend_question_id": "2445", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2583, "question__title": "Divide Nodes Into the Maximum Number of Groups", "question__title_slug": "divide-nodes-into-the-maximum-number-of-groups", "question__hide": false, "total_acs": 3140, "total_submitted": 7093, "total_column_articles": 45, "frontend_question_id": "2493", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2582, "question__title": "Minimum Score of a Path Between Two Cities", "question__title_slug": "minimum-score-of-a-path-between-two-cities", "question__hide": false, "total_acs": 7702, "total_submitted": 18359, "total_column_articles": 123, "frontend_question_id": "2492", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2581, "question__title": "Divide Players Into Teams of Equal Skill", "question__title_slug": "divide-players-into-teams-of-equal-skill", "question__hide": false, "total_acs": 9179, "total_submitted": 16584, "total_column_articles": 115, "frontend_question_id": "2491", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2580, "question__title": "Circular Sentence", "question__title_slug": "circular-sentence", "question__hide": false, "total_acs": 27655, "total_submitted": 37907, "total_column_articles": 245, "frontend_question_id": "2490", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2579, "question__title": "Minimum Split Into Subarrays With GCD Greater Than One", "question__title_slug": "minimum-split-into-subarrays-with-gcd-greater-than-one", "question__hide": false, "total_acs": 246, "total_submitted": 325, "total_column_articles": 12, "frontend_question_id": "2436", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2577, "question__title": "Count Palindromic Subsequences", "question__title_slug": "count-palindromic-subsequences", "question__hide": false, "total_acs": 3055, "total_submitted": 6335, "total_column_articles": 52, "frontend_question_id": "2484", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2576, "question__title": "Minimum Penalty for a Shop", "question__title_slug": "minimum-penalty-for-a-shop", "question__hide": false, "total_acs": 6669, "total_submitted": 10337, "total_column_articles": 92, "frontend_question_id": "2483", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2575, "question__title": "Minimum Cuts to Divide a Circle", "question__title_slug": "minimum-cuts-to-divide-a-circle", "question__hide": false, "total_acs": 19690, "total_submitted": 33642, "total_column_articles": 138, "frontend_question_id": "2481", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2574, "question__title": "Count Subarrays With Median K", "question__title_slug": "count-subarrays-with-median-k", "question__hide": false, "total_acs": 20645, "total_submitted": 40663, "total_column_articles": 205, "frontend_question_id": "2488", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2573, "question__title": "Remove Nodes From Linked List", "question__title_slug": "remove-nodes-from-linked-list", "question__hide": false, "total_acs": 10430, "total_submitted": 15186, "total_column_articles": 139, "frontend_question_id": "2487", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2572, "question__title": "Append Characters to String to Make Subsequence", "question__title_slug": "append-characters-to-string-to-make-subsequence", "question__hide": false, "total_acs": 8382, "total_submitted": 12826, "total_column_articles": 89, "frontend_question_id": "2486", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2571, "question__title": "Find the Pivot Integer", "question__title_slug": "find-the-pivot-integer", "question__hide": false, "total_acs": 32737, "total_submitted": 40902, "total_column_articles": 303, "frontend_question_id": "2485", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2570, "question__title": "Maximize Total Tastiness of Purchased Fruits", "question__title_slug": "maximize-total-tastiness-of-purchased-fruits", "question__hide": false, "total_acs": 205, "total_submitted": 346, "total_column_articles": 11, "frontend_question_id": "2431", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2569, "question__title": "Number of Beautiful Partitions", "question__title_slug": "number-of-beautiful-partitions", "question__hide": false, "total_acs": 4417, "total_submitted": 11140, "total_column_articles": 52, "frontend_question_id": "2478", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2568, "question__title": "Minimum Fuel Cost to Report to the Capital", "question__title_slug": "minimum-fuel-cost-to-report-to-the-capital", "question__hide": false, "total_acs": 20493, "total_submitted": 31686, "total_column_articles": 186, "frontend_question_id": "2477", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2567, "question__title": "Closest Nodes Queries in a Binary Search Tree", "question__title_slug": "closest-nodes-queries-in-a-binary-search-tree", "question__hide": false, "total_acs": 7385, "total_submitted": 17572, "total_column_articles": 108, "frontend_question_id": "2476", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2566, "question__title": "Number of Unequal Triplets in Array", "question__title_slug": "number-of-unequal-triplets-in-array", "question__hide": false, "total_acs": 29506, "total_submitted": 37973, "total_column_articles": 173, "frontend_question_id": "2475", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2565, "question__title": "Merge Operations to Turn Array Into a Palindrome", "question__title_slug": "merge-operations-to-turn-array-into-a-palindrome", "question__hide": false, "total_acs": 327, "total_submitted": 459, "total_column_articles": 13, "frontend_question_id": "2422", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2564, "question__title": "Most Profitable Path in a Tree", "question__title_slug": "most-profitable-path-in-a-tree", "question__hide": false, "total_acs": 3335, "total_submitted": 6540, "total_column_articles": 48, "frontend_question_id": "2467", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2563, "question__title": "Split Message Based on Limit", "question__title_slug": "split-message-based-on-limit", "question__hide": false, "total_acs": 2330, "total_submitted": 5235, "total_column_articles": 55, "frontend_question_id": "2468", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2562, "question__title": "Count Ways To Build Good Strings", "question__title_slug": "count-ways-to-build-good-strings", "question__hide": false, "total_acs": 8357, "total_submitted": 16631, "total_column_articles": 83, "frontend_question_id": "2466", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2561, "question__title": "Number of Distinct Averages", "question__title_slug": "number-of-distinct-averages", "question__hide": false, "total_acs": 23616, "total_submitted": 32937, "total_column_articles": 229, "frontend_question_id": "2465", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2560, "question__title": "Closest Fair Integer", "question__title_slug": "closest-fair-integer", "question__hide": false, "total_acs": 169, "total_submitted": 382, "total_column_articles": 11, "frontend_question_id": "2417", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2559, "question__title": "Maximum Number of Non-overlapping Palindrome Substrings", "question__title_slug": "maximum-number-of-non-overlapping-palindrome-substrings", "question__hide": false, "total_acs": 5500, "total_submitted": 12405, "total_column_articles": 86, "frontend_question_id": "2472", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2558, "question__title": "Minimum Number of Operations to Sort a Binary Tree by Level", "question__title_slug": "minimum-number-of-operations-to-sort-a-binary-tree-by-level", "question__hide": false, "total_acs": 7178, "total_submitted": 12852, "total_column_articles": 94, "frontend_question_id": "2471", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2557, "question__title": "Number of Subarrays With LCM Equal to K", "question__title_slug": "number-of-subarrays-with-lcm-equal-to-k", "question__hide": false, "total_acs": 8461, "total_submitted": 20647, "total_column_articles": 91, "frontend_question_id": "2470", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2556, "question__title": "Convert the Temperature", "question__title_slug": "convert-the-temperature", "question__hide": false, "total_acs": 56211, "total_submitted": 69396, "total_column_articles": 218, "frontend_question_id": "2469", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2555, "question__title": "Design SQL", "question__title_slug": "design-sql", "question__hide": false, "total_acs": 215, "total_submitted": 316, "total_column_articles": 9, "frontend_question_id": "2408", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2554, "question__title": "Minimum Total Distance Traveled", "question__title_slug": "minimum-total-distance-traveled", "question__hide": false, "total_acs": 3974, "total_submitted": 8695, "total_column_articles": 60, "frontend_question_id": "2463", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2553, "question__title": "Total Cost to Hire K Workers", "question__title_slug": "total-cost-to-hire-k-workers", "question__hide": false, "total_acs": 9841, "total_submitted": 25244, "total_column_articles": 146, "frontend_question_id": "2462", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2552, "question__title": "Maximum Sum of Distinct Subarrays With Length K", "question__title_slug": "maximum-sum-of-distinct-subarrays-with-length-k", "question__hide": false, "total_acs": 9356, "total_submitted": 29847, "total_column_articles": 150, "frontend_question_id": "2461", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2551, "question__title": "Apply Operations to an Array", "question__title_slug": "apply-operations-to-an-array", "question__hide": false, "total_acs": 31241, "total_submitted": 45972, "total_column_articles": 261, "frontend_question_id": "2460", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2550, "question__title": "Words Within Two Edits of Dictionary", "question__title_slug": "words-within-two-edits-of-dictionary", "question__hide": false, "total_acs": 5066, "total_submitted": 7787, "total_column_articles": 47, "frontend_question_id": "2452", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2549, "question__title": "Next Greater Element IV", "question__title_slug": "next-greater-element-iv", "question__hide": false, "total_acs": 4774, "total_submitted": 9743, "total_column_articles": 91, "frontend_question_id": "2454", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2548, "question__title": "Destroy Sequential Targets", "question__title_slug": "destroy-sequential-targets", "question__hide": false, "total_acs": 4869, "total_submitted": 13409, "total_column_articles": 71, "frontend_question_id": "2453", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2547, "question__title": "Odd String Difference", "question__title_slug": "odd-string-difference", "question__hide": false, "total_acs": 21661, "total_submitted": 32741, "total_column_articles": 250, "frontend_question_id": "2451", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2546, "question__title": "Number of Subarrays With GCD Equal to K", "question__title_slug": "number-of-subarrays-with-gcd-equal-to-k", "question__hide": false, "total_acs": 8332, "total_submitted": 19711, "total_column_articles": 70, "frontend_question_id": "2447", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2545, "question__title": "Height of Binary Tree After Subtree Removal Queries", "question__title_slug": "height-of-binary-tree-after-subtree-removal-queries", "question__hide": false, "total_acs": 4890, "total_submitted": 11705, "total_column_articles": 88, "frontend_question_id": "2458", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2544, "question__title": "Minimum Addition to Make Integer Beautiful", "question__title_slug": "minimum-addition-to-make-integer-beautiful", "question__hide": false, "total_acs": 7228, "total_submitted": 18213, "total_column_articles": 127, "frontend_question_id": "2457", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2543, "question__title": "Most Popular Video Creator", "question__title_slug": "most-popular-video-creator", "question__hide": false, "total_acs": 8712, "total_submitted": 22472, "total_column_articles": 122, "frontend_question_id": "2456", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2542, "question__title": "Average Value of Even Numbers That Are Divisible by Three", "question__title_slug": "average-value-of-even-numbers-that-are-divisible-by-three", "question__hide": false, "total_acs": 33296, "total_submitted": 52402, "total_column_articles": 187, "frontend_question_id": "2455", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2541, "question__title": "Sum of Number and Its Reverse", "question__title_slug": "sum-of-number-and-its-reverse", "question__hide": false, "total_acs": 10198, "total_submitted": 21803, "total_column_articles": 84, "frontend_question_id": "2443", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2540, "question__title": "Color the Triangle Red", "question__title_slug": "color-the-triangle-red", "question__hide": false, "total_acs": 53, "total_submitted": 85, "total_column_articles": 2, "frontend_question_id": "2647", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2539, "question__title": "Minimum Number of Operations to Make Arrays Similar", "question__title_slug": "minimum-number-of-operations-to-make-arrays-similar", "question__hide": false, "total_acs": 4127, "total_submitted": 6294, "total_column_articles": 50, "frontend_question_id": "2449", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2538, "question__title": "Minimum Cost to Make Array Equal", "question__title_slug": "minimum-cost-to-make-array-equal", "question__hide": false, "total_acs": 5920, "total_submitted": 16240, "total_column_articles": 85, "frontend_question_id": "2448", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2537, "question__title": "Minimum Time to Kill All Monsters", "question__title_slug": "minimum-time-to-kill-all-monsters", "question__hide": false, "total_acs": 398, "total_submitted": 572, "total_column_articles": 19, "frontend_question_id": "2403", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2536, "question__title": "Determine if Two Events Have Conflict", "question__title_slug": "determine-if-two-events-have-conflict", "question__hide": false, "total_acs": 31202, "total_submitted": 49178, "total_column_articles": 224, "frontend_question_id": "2446", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2535, "question__title": "Count Strictly Increasing Subarrays", "question__title_slug": "count-strictly-increasing-subarrays", "question__hide": false, "total_acs": 517, "total_submitted": 678, "total_column_articles": 15, "frontend_question_id": "2393", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2534, "question__title": "Employees With Deductions", "question__title_slug": "employees-with-deductions", "question__hide": false, "total_acs": 967, "total_submitted": 2006, "total_column_articles": 18, "frontend_question_id": "2394", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2533, "question__title": "Bitwise XOR of All Pairings", "question__title_slug": "bitwise-xor-of-all-pairings", "question__hide": false, "total_acs": 5723, "total_submitted": 8804, "total_column_articles": 74, "frontend_question_id": "2425", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2532, "question__title": "Remove Letter To Equalize Frequency", "question__title_slug": "remove-letter-to-equalize-frequency", "question__hide": false, "total_acs": 21271, "total_submitted": 85720, "total_column_articles": 288, "frontend_question_id": "2423", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2531, "question__title": "Create Components With Same Value", "question__title_slug": "create-components-with-same-value", "question__hide": false, "total_acs": 2442, "total_submitted": 3932, "total_column_articles": 34, "frontend_question_id": "2440", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2530, "question__title": "Minimize Maximum of Array", "question__title_slug": "minimize-maximum-of-array", "question__hide": false, "total_acs": 7796, "total_submitted": 19336, "total_column_articles": 129, "frontend_question_id": "2439", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2529, "question__title": "Range Product Queries of Powers", "question__title_slug": "range-product-queries-of-powers", "question__hide": false, "total_acs": 5177, "total_submitted": 12315, "total_column_articles": 86, "frontend_question_id": "2438", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2528, "question__title": "Number of Valid Clock Times", "question__title_slug": "number-of-valid-clock-times", "question__hide": false, "total_acs": 25810, "total_submitted": 51179, "total_column_articles": 294, "frontend_question_id": "2437", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2527, "question__title": "Count Subarrays With Fixed Bounds", "question__title_slug": "count-subarrays-with-fixed-bounds", "question__hide": false, "total_acs": 7138, "total_submitted": 15782, "total_column_articles": 103, "frontend_question_id": "2444", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2526, "question__title": "Longest Increasing Subsequence II", "question__title_slug": "longest-increasing-subsequence-ii", "question__hide": false, "total_acs": 6219, "total_submitted": 19997, "total_column_articles": 100, "frontend_question_id": "2407", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2525, "question__title": "Count Number of Distinct Integers After Reverse Operations", "question__title_slug": "count-number-of-distinct-integers-after-reverse-operations", "question__hide": false, "total_acs": 11183, "total_submitted": 14795, "total_column_articles": 107, "frontend_question_id": "2442", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2524, "question__title": "Largest Positive Integer That Exists With Its Negative", "question__title_slug": "largest-positive-integer-that-exists-with-its-negative", "question__hide": false, "total_acs": 31696, "total_submitted": 43728, "total_column_articles": 289, "frontend_question_id": "2441", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2523, "question__title": "Change Null Values in a Table to the Previous Value", "question__title_slug": "change-null-values-in-a-table-to-the-previous-value", "question__hide": false, "total_acs": 892, "total_submitted": 1682, "total_column_articles": 13, "frontend_question_id": "2388", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2522, "question__title": "Median of a Row Wise Sorted Matrix", "question__title_slug": "median-of-a-row-wise-sorted-matrix", "question__hide": false, "total_acs": 270, "total_submitted": 348, "total_column_articles": 6, "frontend_question_id": "2387", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2521, "question__title": "Paths in Matrix Whose Sum Is Divisible by K", "question__title_slug": "paths-in-matrix-whose-sum-is-divisible-by-k", "question__hide": false, "total_acs": 6531, "total_submitted": 12576, "total_column_articles": 101, "frontend_question_id": "2435", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2520, "question__title": "Using a Robot to Print the Lexicographically Smallest String", "question__title_slug": "using-a-robot-to-print-the-lexicographically-smallest-string", "question__hide": false, "total_acs": 6957, "total_submitted": 16357, "total_column_articles": 118, "frontend_question_id": "2434", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2519, "question__title": "Find The Original Array of Prefix Xor", "question__title_slug": "find-the-original-array-of-prefix-xor", "question__hide": false, "total_acs": 8979, "total_submitted": 10561, "total_column_articles": 90, "frontend_question_id": "2433", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2518, "question__title": "The Employee That Worked on the Longest Task", "question__title_slug": "the-employee-that-worked-on-the-longest-task", "question__hide": false, "total_acs": 30920, "total_submitted": 56099, "total_column_articles": 234, "frontend_question_id": "2432", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2517, "question__title": "Choose Edges to Maximize Score in a Tree", "question__title_slug": "choose-edges-to-maximize-score-in-a-tree", "question__hide": false, "total_acs": 295, "total_submitted": 442, "total_column_articles": 10, "frontend_question_id": "2378", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2516, "question__title": "Sort the Olympic Table", "question__title_slug": "sort-the-olympic-table", "question__hide": false, "total_acs": 1157, "total_submitted": 1444, "total_column_articles": 15, "frontend_question_id": "2377", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2515, "question__title": "Calculate the Influence of Each Salesperson", "question__title_slug": "calculate-the-influence-of-each-salesperson", "question__hide": false, "total_acs": 1032, "total_submitted": 1340, "total_column_articles": 11, "frontend_question_id": "2372", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2513, "question__title": "Number of Pairs Satisfying Inequality", "question__title_slug": "number-of-pairs-satisfying-inequality", "question__hide": false, "total_acs": 4682, "total_submitted": 10007, "total_column_articles": 87, "frontend_question_id": "2426", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2512, "question__title": "Longest Uploaded Prefix", "question__title_slug": "longest-uploaded-prefix", "question__hide": false, "total_acs": 6335, "total_submitted": 11199, "total_column_articles": 97, "frontend_question_id": "2424", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2511, "question__title": "Partition String Into Substrings With Values at Most K", "question__title_slug": "partition-string-into-substrings-with-values-at-most-k", "question__hide": false, "total_acs": 6616, "total_submitted": 13325, "total_column_articles": 65, "frontend_question_id": "2522", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2510, "question__title": "Maximum Deletions on a String", "question__title_slug": "maximum-deletions-on-a-string", "question__hide": false, "total_acs": 7173, "total_submitted": 14958, "total_column_articles": 106, "frontend_question_id": "2430", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2509, "question__title": "Minimize XOR", "question__title_slug": "minimize-xor", "question__hide": false, "total_acs": 7777, "total_submitted": 17262, "total_column_articles": 114, "frontend_question_id": "2429", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2508, "question__title": "Maximum Sum of an Hourglass", "question__title_slug": "maximum-sum-of-an-hourglass", "question__hide": false, "total_acs": 8975, "total_submitted": 12008, "total_column_articles": 99, "frontend_question_id": "2428", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2507, "question__title": "Number of Common Factors", "question__title_slug": "number-of-common-factors", "question__hide": false, "total_acs": 35979, "total_submitted": 44658, "total_column_articles": 253, "frontend_question_id": "2427", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2506, "question__title": "Minimize Maximum Value in a Grid", "question__title_slug": "minimize-maximum-value-in-a-grid", "question__hide": false, "total_acs": 318, "total_submitted": 427, "total_column_articles": 13, "frontend_question_id": "2371", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2505, "question__title": "Number of Good Paths", "question__title_slug": "number-of-good-paths", "question__hide": false, "total_acs": 4372, "total_submitted": 10046, "total_column_articles": 54, "frontend_question_id": "2421", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2504, "question__title": "Find All Good Indices", "question__title_slug": "find-all-good-indices", "question__hide": false, "total_acs": 8550, "total_submitted": 26543, "total_column_articles": 148, "frontend_question_id": "2420", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2503, "question__title": "Longest Subarray With Maximum Bitwise AND", "question__title_slug": "longest-subarray-with-maximum-bitwise-and", "question__hide": false, "total_acs": 9028, "total_submitted": 21093, "total_column_articles": 107, "frontend_question_id": "2419", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2502, "question__title": "Sort the People", "question__title_slug": "sort-the-people", "question__hide": false, "total_acs": 39995, "total_submitted": 50841, "total_column_articles": 402, "frontend_question_id": "2418", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2501, "question__title": "Generate the Invoice", "question__title_slug": "generate-the-invoice", "question__hide": false, "total_acs": 827, "total_submitted": 1148, "total_column_articles": 18, "frontend_question_id": "2362", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2500, "question__title": "Minimum Costs Using the Train Line", "question__title_slug": "minimum-costs-using-the-train-line", "question__hide": false, "total_acs": 421, "total_submitted": 544, "total_column_articles": 14, "frontend_question_id": "2361", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2499, "question__title": "Minimum Money Required Before Transactions", "question__title_slug": "minimum-money-required-before-transactions", "question__hide": false, "total_acs": 3790, "total_submitted": 7807, "total_column_articles": 63, "frontend_question_id": "2412", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2498, "question__title": "Smallest Subarrays With Maximum Bitwise OR", "question__title_slug": "smallest-subarrays-with-maximum-bitwise-or", "question__hide": false, "total_acs": 5186, "total_submitted": 11678, "total_column_articles": 65, "frontend_question_id": "2411", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2497, "question__title": "Maximum Matching of Players With Trainers", "question__title_slug": "maximum-matching-of-players-with-trainers", "question__hide": false, "total_acs": 7618, "total_submitted": 11648, "total_column_articles": 87, "frontend_question_id": "2410", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2496, "question__title": "Count Days Spent Together", "question__title_slug": "count-days-spent-together", "question__hide": false, "total_acs": 26287, "total_submitted": 47071, "total_column_articles": 322, "frontend_question_id": "2409", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2495, "question__title": "Number of Unique Subjects Taught by Each Teacher", "question__title_slug": "number-of-unique-subjects-taught-by-each-teacher", "question__hide": false, "total_acs": 16358, "total_submitted": 19708, "total_column_articles": 77, "frontend_question_id": "2356", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2494, "question__title": "Sum of Prefix Scores of Strings", "question__title_slug": "sum-of-prefix-scores-of-strings", "question__hide": false, "total_acs": 9457, "total_submitted": 23117, "total_column_articles": 130, "frontend_question_id": "2416", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2493, "question__title": "Reverse Odd Levels of Binary Tree", "question__title_slug": "reverse-odd-levels-of-binary-tree", "question__hide": false, "total_acs": 11341, "total_submitted": 16073, "total_column_articles": 145, "frontend_question_id": "2415", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2492, "question__title": "Length of the Longest Alphabetical Continuous Substring", "question__title_slug": "length-of-the-longest-alphabetical-continuous-substring", "question__hide": false, "total_acs": 12663, "total_submitted": 20878, "total_column_articles": 130, "frontend_question_id": "2414", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2491, "question__title": "Smallest Even Multiple", "question__title_slug": "smallest-even-multiple", "question__hide": false, "total_acs": 61104, "total_submitted": 72190, "total_column_articles": 343, "frontend_question_id": "2413", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2490, "question__title": "Maximum Number of Books You Can Take", "question__title_slug": "maximum-number-of-books-you-can-take", "question__hide": false, "total_acs": 446, "total_submitted": 793, "total_column_articles": 11, "frontend_question_id": "2355", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2489, "question__title": "Sort Array by Moving Items to Empty Space", "question__title_slug": "sort-array-by-moving-items-to-empty-space", "question__hide": false, "total_acs": 196, "total_submitted": 341, "total_column_articles": 4, "frontend_question_id": "2459", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2488, "question__title": "Divide Intervals Into Minimum Number of Groups", "question__title_slug": "divide-intervals-into-minimum-number-of-groups", "question__hide": false, "total_acs": 9638, "total_submitted": 20811, "total_column_articles": 135, "frontend_question_id": "2406", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2487, "question__title": "Optimal Partition of String", "question__title_slug": "optimal-partition-of-string", "question__hide": false, "total_acs": 11474, "total_submitted": 15312, "total_column_articles": 140, "frontend_question_id": "2405", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2486, "question__title": "Most Frequent Even Element", "question__title_slug": "most-frequent-even-element", "question__hide": false, "total_acs": 37739, "total_submitted": 64970, "total_column_articles": 357, "frontend_question_id": "2404", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2485, "question__title": "Finding the Number of Visible Mountains", "question__title_slug": "finding-the-number-of-visible-mountains", "question__hide": false, "total_acs": 305, "total_submitted": 569, "total_column_articles": 8, "frontend_question_id": "2345", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2484, "question__title": "Compute the Rank as a Percentage", "question__title_slug": "compute-the-rank-as-a-percentage", "question__hide": false, "total_acs": 1045, "total_submitted": 2753, "total_column_articles": 12, "frontend_question_id": "2346", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2483, "question__title": "Task Scheduler II", "question__title_slug": "task-scheduler-ii", "question__hide": false, "total_acs": 6774, "total_submitted": 13978, "total_column_articles": 88, "frontend_question_id": "2365", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2482, "question__title": "Maximum Rows Covered by Columns", "question__title_slug": "maximum-rows-covered-by-columns", "question__hide": false, "total_acs": 6834, "total_submitted": 12076, "total_column_articles": 120, "frontend_question_id": "2397", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2481, "question__title": "Strictly Palindromic Number", "question__title_slug": "strictly-palindromic-number", "question__hide": false, "total_acs": 12697, "total_submitted": 14436, "total_column_articles": 125, "frontend_question_id": "2396", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2480, "question__title": "Find Subarrays With Equal Sum", "question__title_slug": "find-subarrays-with-equal-sum", "question__hide": false, "total_acs": 28932, "total_submitted": 38050, "total_column_articles": 250, "frontend_question_id": "2395", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2479, "question__title": "Meeting Rooms III", "question__title_slug": "meeting-rooms-iii", "question__hide": false, "total_acs": 6938, "total_submitted": 21034, "total_column_articles": 124, "frontend_question_id": "2402", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2478, "question__title": "Longest Nice Subarray", "question__title_slug": "longest-nice-subarray", "question__hide": false, "total_acs": 11134, "total_submitted": 22162, "total_column_articles": 173, "frontend_question_id": "2401", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2477, "question__title": "Number of Ways to Reach a Position After Exactly k Steps", "question__title_slug": "number-of-ways-to-reach-a-position-after-exactly-k-steps", "question__hide": false, "total_acs": 11744, "total_submitted": 35594, "total_column_articles": 157, "frontend_question_id": "2400", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2476, "question__title": "Check Distances Between Same Letters", "question__title_slug": "check-distances-between-same-letters", "question__hide": false, "total_acs": 32289, "total_submitted": 43092, "total_column_articles": 314, "frontend_question_id": "2399", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2475, "question__title": "Largest Palindromic Number", "question__title_slug": "largest-palindromic-number", "question__hide": false, "total_acs": 10812, "total_submitted": 34167, "total_column_articles": 155, "frontend_question_id": "2384", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2474, "question__title": "Minimum Adjacent Swaps to Make a Valid Array", "question__title_slug": "minimum-adjacent-swaps-to-make-a-valid-array", "question__hide": false, "total_acs": 413, "total_submitted": 555, "total_column_articles": 11, "frontend_question_id": "2340", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2473, "question__title": "Max Sum of a Pair With Equal Sum of Digits", "question__title_slug": "max-sum-of-a-pair-with-equal-sum-of-digits", "question__hide": false, "total_acs": 29532, "total_submitted": 47699, "total_column_articles": 329, "frontend_question_id": "2342", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2472, "question__title": "Build a Matrix With Conditions", "question__title_slug": "build-a-matrix-with-conditions", "question__hide": false, "total_acs": 5822, "total_submitted": 10368, "total_column_articles": 97, "frontend_question_id": "2392", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2471, "question__title": "Minimum Amount of Time to Collect Garbage", "question__title_slug": "minimum-amount-of-time-to-collect-garbage", "question__hide": false, "total_acs": 11006, "total_submitted": 12892, "total_column_articles": 170, "frontend_question_id": "2391", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2470, "question__title": "Removing Stars From a String", "question__title_slug": "removing-stars-from-a-string", "question__hide": false, "total_acs": 25089, "total_submitted": 35176, "total_column_articles": 244, "frontend_question_id": "2390", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2469, "question__title": "Longest Subsequence With Limited Sum", "question__title_slug": "longest-subsequence-with-limited-sum", "question__hide": false, "total_acs": 36206, "total_submitted": 51198, "total_column_articles": 357, "frontend_question_id": "2389", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2468, "question__title": "Valid Palindrome IV", "question__title_slug": "valid-palindrome-iv", "question__hide": false, "total_acs": 463, "total_submitted": 582, "total_column_articles": 17, "frontend_question_id": "2330", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2466, "question__title": "Maximum Segment Sum After Removals", "question__title_slug": "maximum-segment-sum-after-removals", "question__hide": false, "total_acs": 4222, "total_submitted": 7462, "total_column_articles": 95, "frontend_question_id": "2382", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2465, "question__title": "Shifting Letters II", "question__title_slug": "shifting-letters-ii", "question__hide": false, "total_acs": 6745, "total_submitted": 17422, "total_column_articles": 106, "frontend_question_id": "2381", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2464, "question__title": "Time Needed to Rearrange a Binary String", "question__title_slug": "time-needed-to-rearrange-a-binary-string", "question__hide": false, "total_acs": 7030, "total_submitted": 12496, "total_column_articles": 77, "frontend_question_id": "2380", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2463, "question__title": "Minimum Recolors to Get K Consecutive Black Blocks", "question__title_slug": "minimum-recolors-to-get-k-consecutive-black-blocks", "question__hide": false, "total_acs": 37526, "total_submitted": 60770, "total_column_articles": 441, "frontend_question_id": "2379", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2462, "question__title": "Find the K-Sum of an Array", "question__title_slug": "find-the-k-sum-of-an-array", "question__hide": false, "total_acs": 4479, "total_submitted": 10578, "total_column_articles": 53, "frontend_question_id": "2386", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2461, "question__title": "Amount of Time for Binary Tree to Be Infected", "question__title_slug": "amount-of-time-for-binary-tree-to-be-infected", "question__hide": false, "total_acs": 8967, "total_submitted": 19301, "total_column_articles": 167, "frontend_question_id": "2385", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2459, "question__title": "Minimum Hours of Training to Win a Competition", "question__title_slug": "minimum-hours-of-training-to-win-a-competition", "question__hide": false, "total_acs": 36128, "total_submitted": 76647, "total_column_articles": 373, "frontend_question_id": "2383", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2458, "question__title": "Find Minimum Time to Finish All Jobs II", "question__title_slug": "find-minimum-time-to-finish-all-jobs-ii", "question__hide": false, "total_acs": 318, "total_submitted": 442, "total_column_articles": 10, "frontend_question_id": "2323", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2457, "question__title": "Count Special Integers", "question__title_slug": "count-special-integers", "question__hide": false, "total_acs": 9617, "total_submitted": 17950, "total_column_articles": 129, "frontend_question_id": "2376", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2456, "question__title": "Construct Smallest Number From DI String", "question__title_slug": "construct-smallest-number-from-di-string", "question__hide": false, "total_acs": 10279, "total_submitted": 14640, "total_column_articles": 217, "frontend_question_id": "2375", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2455, "question__title": "Node With Highest Edge Score", "question__title_slug": "node-with-highest-edge-score", "question__hide": false, "total_acs": 10291, "total_submitted": 24098, "total_column_articles": 106, "frontend_question_id": "2374", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2454, "question__title": "Largest Local Values in a Matrix", "question__title_slug": "largest-local-values-in-a-matrix", "question__hide": false, "total_acs": 38401, "total_submitted": 45247, "total_column_articles": 316, "frontend_question_id": "2373", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2453, "question__title": "All the Matches of the League", "question__title_slug": "all-the-matches-of-the-league", "question__hide": false, "total_acs": 1329, "total_submitted": 1733, "total_column_articles": 18, "frontend_question_id": "2339", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2452, "question__title": "Product Sales Analysis V", "question__title_slug": "product-sales-analysis-v", "question__hide": false, "total_acs": 1372, "total_submitted": 1912, "total_column_articles": 15, "frontend_question_id": "2329", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2451, "question__title": "Product Sales Analysis IV", "question__title_slug": "product-sales-analysis-iv", "question__hide": false, "total_acs": 1118, "total_submitted": 1570, "total_column_articles": 13, "frontend_question_id": "2324", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2450, "question__title": "Minimum Replacements to Sort the Array", "question__title_slug": "minimum-replacements-to-sort-the-array", "question__hide": false, "total_acs": 4660, "total_submitted": 10609, "total_column_articles": 52, "frontend_question_id": "2366", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2449, "question__title": "Maximum Number of Robots Within Budget", "question__title_slug": "maximum-number-of-robots-within-budget", "question__hide": false, "total_acs": 4846, "total_submitted": 13698, "total_column_articles": 89, "frontend_question_id": "2398", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2448, "question__title": "Count Number of Bad Pairs", "question__title_slug": "count-number-of-bad-pairs", "question__hide": false, "total_acs": 6834, "total_submitted": 16003, "total_column_articles": 87, "frontend_question_id": "2364", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2447, "question__title": "Merge Similar Items", "question__title_slug": "merge-similar-items", "question__hide": false, "total_acs": 35749, "total_submitted": 45765, "total_column_articles": 308, "frontend_question_id": "2363", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2446, "question__title": "The First Day of the Maximum Recorded Degree in Each City", "question__title_slug": "the-first-day-of-the-maximum-recorded-degree-in-each-city", "question__hide": false, "total_acs": 1118, "total_submitted": 1602, "total_column_articles": 14, "frontend_question_id": "2314", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2445, "question__title": "Reachable Nodes With Restrictions", "question__title_slug": "reachable-nodes-with-restrictions", "question__hide": false, "total_acs": 10382, "total_submitted": 22278, "total_column_articles": 150, "frontend_question_id": "2368", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2444, "question__title": "Longest Ideal Subsequence", "question__title_slug": "longest-ideal-subsequence", "question__hide": false, "total_acs": 9046, "total_submitted": 20934, "total_column_articles": 120, "frontend_question_id": "2370", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2443, "question__title": "Check if There is a Valid Partition For The Array", "question__title_slug": "check-if-there-is-a-valid-partition-for-the-array", "question__hide": false, "total_acs": 9445, "total_submitted": 24112, "total_column_articles": 124, "frontend_question_id": "2369", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2442, "question__title": "Number of Arithmetic Triplets", "question__title_slug": "number-of-arithmetic-triplets", "question__hide": false, "total_acs": 43406, "total_submitted": 52130, "total_column_articles": 398, "frontend_question_id": "2367", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2441, "question__title": "Arrange Table by Gender", "question__title_slug": "arrange-table-by-gender", "question__hide": false, "total_acs": 1229, "total_submitted": 1644, "total_column_articles": 16, "frontend_question_id": "2308", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2440, "question__title": "Tasks Count in the Weekend", "question__title_slug": "tasks-count-in-the-weekend", "question__hide": false, "total_acs": 1312, "total_submitted": 1683, "total_column_articles": 15, "frontend_question_id": "2298", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2439, "question__title": "Longest Cycle in a Graph", "question__title_slug": "longest-cycle-in-a-graph", "question__hide": false, "total_acs": 9014, "total_submitted": 23285, "total_column_articles": 147, "frontend_question_id": "2360", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2438, "question__title": "Find Closest Node to Given Two Nodes", "question__title_slug": "find-closest-node-to-given-two-nodes", "question__hide": false, "total_acs": 8461, "total_submitted": 27424, "total_column_articles": 114, "frontend_question_id": "2359", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2437, "question__title": "Maximum Number of Groups Entering a Competition", "question__title_slug": "maximum-number-of-groups-entering-a-competition", "question__hide": false, "total_acs": 11132, "total_submitted": 17211, "total_column_articles": 178, "frontend_question_id": "2358", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2436, "question__title": "Make Array Zero by Subtracting Equal Amounts", "question__title_slug": "make-array-zero-by-subtracting-equal-amounts", "question__hide": false, "total_acs": 43813, "total_submitted": 57908, "total_column_articles": 500, "frontend_question_id": "2357", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2435, "question__title": "Shortest Impossible Sequence of Rolls", "question__title_slug": "shortest-impossible-sequence-of-rolls", "question__hide": false, "total_acs": 4356, "total_submitted": 6636, "total_column_articles": 74, "frontend_question_id": "2350", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2434, "question__title": "Design a Number Container System", "question__title_slug": "design-a-number-container-system", "question__hide": false, "total_acs": 6962, "total_submitted": 18702, "total_column_articles": 96, "frontend_question_id": "2349", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2433, "question__title": "Best Poker Hand", "question__title_slug": "best-poker-hand", "question__hide": false, "total_acs": 33109, "total_submitted": 55821, "total_column_articles": 293, "frontend_question_id": "2347", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2432, "question__title": "Number of Zero-Filled Subarrays", "question__title_slug": "number-of-zero-filled-subarrays", "question__hide": false, "total_acs": 8793, "total_submitted": 15447, "total_column_articles": 122, "frontend_question_id": "2348", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2431, "question__title": "Products With Three or More Orders in Two Consecutive Years", "question__title_slug": "products-with-three-or-more-orders-in-two-consecutive-years", "question__hide": false, "total_acs": 1307, "total_submitted": 3009, "total_column_articles": 18, "frontend_question_id": "2292", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2430, "question__title": "Number of Excellent Pairs", "question__title_slug": "number-of-excellent-pairs", "question__hide": false, "total_acs": 6596, "total_submitted": 14596, "total_column_articles": 78, "frontend_question_id": "2354", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2429, "question__title": "Design a Food Rating System", "question__title_slug": "design-a-food-rating-system", "question__hide": false, "total_acs": 8269, "total_submitted": 26727, "total_column_articles": 123, "frontend_question_id": "2353", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2428, "question__title": "Equal Row and Column Pairs", "question__title_slug": "equal-row-and-column-pairs", "question__hide": false, "total_acs": 41423, "total_submitted": 56503, "total_column_articles": 381, "frontend_question_id": "2352", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2427, "question__title": "First Letter to Appear Twice", "question__title_slug": "first-letter-to-appear-twice", "question__hide": false, "total_acs": 42607, "total_submitted": 50669, "total_column_articles": 443, "frontend_question_id": "2351", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2426, "question__title": "Maximum Profit From Trading Stocks", "question__title_slug": "maximum-profit-from-trading-stocks", "question__hide": false, "total_acs": 603, "total_submitted": 1028, "total_column_articles": 17, "frontend_question_id": "2291", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2425, "question__title": "Number of People That Can Be Seen in a Grid", "question__title_slug": "number-of-people-that-can-be-seen-in-a-grid", "question__hide": false, "total_acs": 286, "total_submitted": 580, "total_column_articles": 11, "frontend_question_id": "2282", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2423, "question__title": "Minimum Deletions to Make Array Divisible", "question__title_slug": "minimum-deletions-to-make-array-divisible", "question__hide": false, "total_acs": 8936, "total_submitted": 16637, "total_column_articles": 120, "frontend_question_id": "2344", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2422, "question__title": "Query Kth Smallest Trimmed Number", "question__title_slug": "query-kth-smallest-trimmed-number", "question__hide": false, "total_acs": 9973, "total_submitted": 23852, "total_column_articles": 147, "frontend_question_id": "2343", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2421, "question__title": "Maximum Number of Pairs in Array", "question__title_slug": "maximum-number-of-pairs-in-array", "question__hide": false, "total_acs": 40928, "total_submitted": 50544, "total_column_articles": 485, "frontend_question_id": "2341", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2420, "question__title": "Closest Node to Path in Tree", "question__title_slug": "closest-node-to-path-in-tree", "question__hide": false, "total_acs": 436, "total_submitted": 622, "total_column_articles": 15, "frontend_question_id": "2277", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2419, "question__title": "Subarray With Elements Greater Than Varying Threshold", "question__title_slug": "subarray-with-elements-greater-than-varying-threshold", "question__hide": false, "total_acs": 3604, "total_submitted": 7602, "total_column_articles": 58, "frontend_question_id": "2334", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2418, "question__title": "Minimum Sum of Squared Difference", "question__title_slug": "minimum-sum-of-squared-difference", "question__hide": false, "total_acs": 5331, "total_submitted": 19751, "total_column_articles": 82, "frontend_question_id": "2333", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2417, "question__title": "The Latest Time to Catch a Bus", "question__title_slug": "the-latest-time-to-catch-a-bus", "question__hide": false, "total_acs": 6127, "total_submitted": 24435, "total_column_articles": 99, "frontend_question_id": "2332", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2416, "question__title": "Evaluate Boolean Binary Tree", "question__title_slug": "evaluate-boolean-binary-tree", "question__hide": false, "total_acs": 34806, "total_submitted": 41785, "total_column_articles": 382, "frontend_question_id": "2331", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2415, "question__title": "Count the Number of Ideal Arrays", "question__title_slug": "count-the-number-of-ideal-arrays", "question__hide": false, "total_acs": 3055, "total_submitted": 9873, "total_column_articles": 46, "frontend_question_id": "2338", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2414, "question__title": "Move Pieces to Obtain a String", "question__title_slug": "move-pieces-to-obtain-a-string", "question__hide": false, "total_acs": 28213, "total_submitted": 59344, "total_column_articles": 287, "frontend_question_id": "2337", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2413, "question__title": "Smallest Number in Infinite Set", "question__title_slug": "smallest-number-in-infinite-set", "question__hide": false, "total_acs": 31922, "total_submitted": 43860, "total_column_articles": 339, "frontend_question_id": "2336", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2412, "question__title": "Minimum Amount of Time to Fill Cups", "question__title_slug": "minimum-amount-of-time-to-fill-cups", "question__hide": false, "total_acs": 34664, "total_submitted": 53682, "total_column_articles": 410, "frontend_question_id": "2335", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2411, "question__title": "Spiral Matrix IV", "question__title_slug": "spiral-matrix-iv", "question__hide": false, "total_acs": 10836, "total_submitted": 16167, "total_column_articles": 147, "frontend_question_id": "2326", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2409, "question__title": "Number of Increasing Paths in a Grid", "question__title_slug": "number-of-increasing-paths-in-a-grid", "question__hide": false, "total_acs": 7021, "total_submitted": 13620, "total_column_articles": 125, "frontend_question_id": "2328", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2408, "question__title": "Number of People Aware of a Secret", "question__title_slug": "number-of-people-aware-of-a-secret", "question__hide": false, "total_acs": 10768, "total_submitted": 23351, "total_column_articles": 210, "frontend_question_id": "2327", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2406, "question__title": "Decode the Message", "question__title_slug": "decode-the-message", "question__hide": false, "total_acs": 45323, "total_submitted": 53296, "total_column_articles": 442, "frontend_question_id": "2325", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2405, "question__title": "Minimum Number of Keypresses", "question__title_slug": "minimum-number-of-keypresses", "question__hide": false, "total_acs": 548, "total_submitted": 799, "total_column_articles": 18, "frontend_question_id": "2268", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2404, "question__title": "Number of Distinct Roll Sequences", "question__title_slug": "number-of-distinct-roll-sequences", "question__hide": false, "total_acs": 3933, "total_submitted": 6839, "total_column_articles": 73, "frontend_question_id": "2318", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2403, "question__title": "Count Unreachable Pairs of Nodes in an Undirected Graph", "question__title_slug": "count-unreachable-pairs-of-nodes-in-an-undirected-graph", "question__hide": false, "total_acs": 23879, "total_submitted": 49289, "total_column_articles": 250, "frontend_question_id": "2316", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2402, "question__title": "Maximum XOR After Operations ", "question__title_slug": "maximum-xor-after-operations", "question__hide": false, "total_acs": 5978, "total_submitted": 7008, "total_column_articles": 74, "frontend_question_id": "2317", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2401, "question__title": "Count Asterisks", "question__title_slug": "count-asterisks", "question__hide": false, "total_acs": 37668, "total_submitted": 44211, "total_column_articles": 488, "frontend_question_id": "2315", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2400, "question__title": "Minimum Score After Removals on a Tree", "question__title_slug": "minimum-score-after-removals-on-a-tree", "question__hide": false, "total_acs": 3732, "total_submitted": 6286, "total_column_articles": 57, "frontend_question_id": "2322", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2399, "question__title": "Minimum Flips in Binary Tree to Get Result", "question__title_slug": "minimum-flips-in-binary-tree-to-get-result", "question__hide": false, "total_acs": 306, "total_submitted": 432, "total_column_articles": 17, "frontend_question_id": "2313", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2398, "question__title": "Check if Matrix Is X-Matrix", "question__title_slug": "check-if-matrix-is-x-matrix", "question__hide": false, "total_acs": 37736, "total_submitted": 49630, "total_column_articles": 349, "frontend_question_id": "2319", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2397, "question__title": "Count Number of Ways to Place Houses", "question__title_slug": "count-number-of-ways-to-place-houses", "question__hide": false, "total_acs": 9139, "total_submitted": 22330, "total_column_articles": 100, "frontend_question_id": "2320", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2396, "question__title": "Design Video Sharing Platform", "question__title_slug": "design-video-sharing-platform", "question__hide": false, "total_acs": 247, "total_submitted": 391, "total_column_articles": 9, "frontend_question_id": "2254", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2395, "question__title": "Longest Binary Subsequence Less Than or Equal to K", "question__title_slug": "longest-binary-subsequence-less-than-or-equal-to-k", "question__hide": false, "total_acs": 7818, "total_submitted": 20880, "total_column_articles": 136, "frontend_question_id": "2311", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2394, "question__title": "Count Subarrays With Score Less Than K", "question__title_slug": "count-subarrays-with-score-less-than-k", "question__hide": false, "total_acs": 5951, "total_submitted": 11528, "total_column_articles": 88, "frontend_question_id": "2302", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2393, "question__title": "Match Substring After Replacement", "question__title_slug": "match-substring-after-replacement", "question__hide": false, "total_acs": 4651, "total_submitted": 10186, "total_column_articles": 70, "frontend_question_id": "2301", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2392, "question__title": "Successful Pairs of Spells and Potions", "question__title_slug": "successful-pairs-of-spells-and-potions", "question__hide": false, "total_acs": 35214, "total_submitted": 79060, "total_column_articles": 320, "frontend_question_id": "2300", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2391, "question__title": "Strong Password Checker II", "question__title_slug": "strong-password-checker-ii", "question__hide": false, "total_acs": 25983, "total_submitted": 39700, "total_column_articles": 304, "frontend_question_id": "2299", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2390, "question__title": "Naming a Company", "question__title_slug": "naming-a-company", "question__hide": false, "total_acs": 4946, "total_submitted": 11023, "total_column_articles": 70, "frontend_question_id": "2306", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2389, "question__title": "Design a Text Editor", "question__title_slug": "design-a-text-editor", "question__hide": false, "total_acs": 7492, "total_submitted": 16912, "total_column_articles": 128, "frontend_question_id": "2296", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2388, "question__title": "Replace Elements in an Array", "question__title_slug": "replace-elements-in-an-array", "question__hide": false, "total_acs": 9349, "total_submitted": 16100, "total_column_articles": 123, "frontend_question_id": "2295", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2387, "question__title": "Partition Array Such That Maximum Difference Is K", "question__title_slug": "partition-array-such-that-maximum-difference-is-k", "question__hide": false, "total_acs": 9001, "total_submitted": 13148, "total_column_articles": 116, "frontend_question_id": "2294", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2386, "question__title": "Min Max Game", "question__title_slug": "min-max-game", "question__hide": false, "total_acs": 30182, "total_submitted": 41433, "total_column_articles": 325, "frontend_question_id": "2293", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2385, "question__title": "Count Positions on Street With Required Brightness", "question__title_slug": "count-positions-on-street-with-required-brightness", "question__hide": false, "total_acs": 379, "total_submitted": 511, "total_column_articles": 16, "frontend_question_id": "2237", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2384, "question__title": "Root Equals Sum of Children", "question__title_slug": "root-equals-sum-of-children", "question__hide": false, "total_acs": 50539, "total_submitted": 58798, "total_column_articles": 245, "frontend_question_id": "2236", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2383, "question__title": "Add Two Integers", "question__title_slug": "add-two-integers", "question__hide": false, "total_acs": 77226, "total_submitted": 96406, "total_column_articles": 273, "frontend_question_id": "2235", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2382, "question__title": "Dynamic Unpivoting of a Table", "question__title_slug": "dynamic-unpivoting-of-a-table", "question__hide": false, "total_acs": 323, "total_submitted": 469, "total_column_articles": 5, "frontend_question_id": "2253", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2381, "question__title": "Dynamic Pivoting of a Table", "question__title_slug": "dynamic-pivoting-of-a-table", "question__hide": false, "total_acs": 363, "total_submitted": 663, "total_column_articles": 5, "frontend_question_id": "2252", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2380, "question__title": "Booking Concert Tickets in Groups", "question__title_slug": "booking-concert-tickets-in-groups", "question__hide": false, "total_acs": 3500, "total_submitted": 14414, "total_column_articles": 61, "frontend_question_id": "2286", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2379, "question__title": "Maximum Total Importance of Roads", "question__title_slug": "maximum-total-importance-of-roads", "question__hide": false, "total_acs": 6722, "total_submitted": 11565, "total_column_articles": 90, "frontend_question_id": "2285", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2378, "question__title": "Sender With Largest Word Count", "question__title_slug": "sender-with-largest-word-count", "question__hide": false, "total_acs": 7018, "total_submitted": 12251, "total_column_articles": 100, "frontend_question_id": "2284", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2377, "question__title": "Check if Number Has Equal Digit Count and Digit Value", "question__title_slug": "check-if-number-has-equal-digit-count-and-digit-value", "question__hide": false, "total_acs": 32667, "total_submitted": 41539, "total_column_articles": 391, "frontend_question_id": "2283", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2376, "question__title": "Number of Times a Driver Was a Passenger", "question__title_slug": "number-of-times-a-driver-was-a-passenger", "question__hide": false, "total_acs": 1399, "total_submitted": 1996, "total_column_articles": 17, "frontend_question_id": "2238", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2375, "question__title": "Minimum Obstacle Removal to Reach Corner", "question__title_slug": "minimum-obstacle-removal-to-reach-corner", "question__hide": false, "total_acs": 6819, "total_submitted": 12076, "total_column_articles": 102, "frontend_question_id": "2290", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2374, "question__title": "Steps to Make Array Non-decreasing", "question__title_slug": "steps-to-make-array-non-decreasing", "question__hide": false, "total_acs": 6538, "total_submitted": 29633, "total_column_articles": 105, "frontend_question_id": "2289", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2373, "question__title": "Apply Discount to Prices", "question__title_slug": "apply-discount-to-prices", "question__hide": false, "total_acs": 8665, "total_submitted": 27252, "total_column_articles": 120, "frontend_question_id": "2288", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2372, "question__title": "Rearrange Characters to Make Target String", "question__title_slug": "rearrange-characters-to-make-target-string", "question__hide": false, "total_acs": 32714, "total_submitted": 50280, "total_column_articles": 429, "frontend_question_id": "2287", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2371, "question__title": "The Users That Are Eligible for Discount", "question__title_slug": "the-users-that-are-eligible-for-discount", "question__hide": false, "total_acs": 1336, "total_submitted": 2695, "total_column_articles": 11, "frontend_question_id": "2230", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2370, "question__title": "Users With Two Purchases Within Seven Days", "question__title_slug": "users-with-two-purchases-within-seven-days", "question__hide": false, "total_acs": 1496, "total_submitted": 3106, "total_column_articles": 21, "frontend_question_id": "2228", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2369, "question__title": "Maximum Sum Score of Array", "question__title_slug": "maximum-sum-score-of-array", "question__hide": false, "total_acs": 397, "total_submitted": 621, "total_column_articles": 18, "frontend_question_id": "2219", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2368, "question__title": "Sum of Total Strength of Wizards", "question__title_slug": "sum-of-total-strength-of-wizards", "question__hide": false, "total_acs": 4615, "total_submitted": 16701, "total_column_articles": 74, "frontend_question_id": "2281", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2367, "question__title": "Minimum Lines to Represent a Line Chart", "question__title_slug": "minimum-lines-to-represent-a-line-chart", "question__hide": false, "total_acs": 10250, "total_submitted": 44515, "total_column_articles": 158, "frontend_question_id": "2280", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2366, "question__title": "Maximum Bags With Full Capacity of Rocks", "question__title_slug": "maximum-bags-with-full-capacity-of-rocks", "question__hide": false, "total_acs": 15023, "total_submitted": 23609, "total_column_articles": 150, "frontend_question_id": "2279", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2365, "question__title": "Percentage of Letter in String", "question__title_slug": "percentage-of-letter-in-string", "question__hide": false, "total_acs": 16720, "total_submitted": 20877, "total_column_articles": 152, "frontend_question_id": "2278", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2364, "question__title": "Longest Path With Different Adjacent Characters", "question__title_slug": "longest-path-with-different-adjacent-characters", "question__hide": false, "total_acs": 7472, "total_submitted": 15311, "total_column_articles": 80, "frontend_question_id": "2246", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2363, "question__title": "Maximum Trailing Zeros in a Cornered Path", "question__title_slug": "maximum-trailing-zeros-in-a-cornered-path", "question__hide": false, "total_acs": 4926, "total_submitted": 13430, "total_column_articles": 99, "frontend_question_id": "2245", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2362, "question__title": "Minimum Rounds to Complete All Tasks", "question__title_slug": "minimum-rounds-to-complete-all-tasks", "question__hide": false, "total_acs": 11553, "total_submitted": 20106, "total_column_articles": 166, "frontend_question_id": "2244", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2361, "question__title": "Calculate Digit Sum of a String", "question__title_slug": "calculate-digit-sum-of-a-string", "question__hide": false, "total_acs": 13286, "total_submitted": 20939, "total_column_articles": 190, "frontend_question_id": "2243", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2360, "question__title": "Substring With Largest Variance", "question__title_slug": "substring-with-largest-variance", "question__hide": false, "total_acs": 4125, "total_submitted": 10394, "total_column_articles": 43, "frontend_question_id": "2272", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2359, "question__title": "Maximum White Tiles Covered by a Carpet", "question__title_slug": "maximum-white-tiles-covered-by-a-carpet", "question__hide": false, "total_acs": 6580, "total_submitted": 19709, "total_column_articles": 105, "frontend_question_id": "2271", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2358, "question__title": "Number of Ways to Split Array", "question__title_slug": "number-of-ways-to-split-array", "question__hide": false, "total_acs": 7224, "total_submitted": 15485, "total_column_articles": 81, "frontend_question_id": "2270", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2357, "question__title": "Count Integers in Intervals", "question__title_slug": "count-integers-in-intervals", "question__hide": false, "total_acs": 6571, "total_submitted": 17628, "total_column_articles": 105, "frontend_question_id": "2276", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2356, "question__title": "Largest Combination With Bitwise AND Greater Than Zero", "question__title_slug": "largest-combination-with-bitwise-and-greater-than-zero", "question__hide": false, "total_acs": 8512, "total_submitted": 14010, "total_column_articles": 104, "frontend_question_id": "2275", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2355, "question__title": "Maximum Consecutive Floors Without Special Floors", "question__title_slug": "maximum-consecutive-floors-without-special-floors", "question__hide": false, "total_acs": 10392, "total_submitted": 19780, "total_column_articles": 112, "frontend_question_id": "2274", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2354, "question__title": "Minimum Health to Beat Game", "question__title_slug": "minimum-health-to-beat-game", "question__hide": false, "total_acs": 748, "total_submitted": 1333, "total_column_articles": 11, "frontend_question_id": "2214", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2353, "question__title": "Maximum Score of a Node Sequence", "question__title_slug": "maximum-score-of-a-node-sequence", "question__hide": false, "total_acs": 3480, "total_submitted": 10024, "total_column_articles": 47, "frontend_question_id": "2242", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2352, "question__title": "Design an ATM Machine", "question__title_slug": "design-an-atm-machine", "question__hide": false, "total_acs": 7328, "total_submitted": 19900, "total_column_articles": 81, "frontend_question_id": "2241", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2351, "question__title": "Number of Ways to Buy Pens and Pencils", "question__title_slug": "number-of-ways-to-buy-pens-and-pencils", "question__hide": false, "total_acs": 33442, "total_submitted": 53888, "total_column_articles": 268, "frontend_question_id": "2240", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2350, "question__title": "Find Closest Number to Zero", "question__title_slug": "find-closest-number-to-zero", "question__hide": false, "total_acs": 13079, "total_submitted": 24570, "total_column_articles": 152, "frontend_question_id": "2239", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2349, "question__title": " Check if There Is a Valid Parentheses String Path", "question__title_slug": "check-if-there-is-a-valid-parentheses-string-path", "question__hide": false, "total_acs": 8461, "total_submitted": 22173, "total_column_articles": 135, "frontend_question_id": "2267", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2348, "question__title": "Count Number of Texts", "question__title_slug": "count-number-of-texts", "question__hide": false, "total_acs": 8169, "total_submitted": 18603, "total_column_articles": 141, "frontend_question_id": "2266", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2347, "question__title": "Count Nodes Equal to Average of Subtree", "question__title_slug": "count-nodes-equal-to-average-of-subtree", "question__hide": false, "total_acs": 11730, "total_submitted": 14197, "total_column_articles": 212, "frontend_question_id": "2265", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2346, "question__title": "Largest 3-Same-Digit Number in String", "question__title_slug": "largest-3-same-digit-number-in-string", "question__hide": false, "total_acs": 14159, "total_submitted": 22790, "total_column_articles": 183, "frontend_question_id": "2264", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2345, "question__title": "Minimum Number of Operations to Convert Time", "question__title_slug": "minimum-number-of-operations-to-convert-time", "question__hide": false, "total_acs": 13226, "total_submitted": 19022, "total_column_articles": 175, "frontend_question_id": "2224", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2344, "question__title": "Escape the Spreading Fire", "question__title_slug": "escape-the-spreading-fire", "question__hide": false, "total_acs": 15118, "total_submitted": 29516, "total_column_articles": 164, "frontend_question_id": "2258", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2343, "question__title": "Count Unguarded Cells in the Grid", "question__title_slug": "count-unguarded-cells-in-the-grid", "question__hide": false, "total_acs": 5616, "total_submitted": 10562, "total_column_articles": 109, "frontend_question_id": "2257", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2342, "question__title": "Minimum Average Difference", "question__title_slug": "minimum-average-difference", "question__hide": false, "total_acs": 7259, "total_submitted": 19452, "total_column_articles": 90, "frontend_question_id": "2256", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2341, "question__title": "Count Prefixes of a Given String", "question__title_slug": "count-prefixes-of-a-given-string", "question__hide": false, "total_acs": 11386, "total_submitted": 14682, "total_column_articles": 161, "frontend_question_id": "2255", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2340, "question__title": "Total Appeal of A String", "question__title_slug": "total-appeal-of-a-string", "question__hide": false, "total_acs": 7670, "total_submitted": 12923, "total_column_articles": 131, "frontend_question_id": "2262", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2339, "question__title": "K Divisible Elements Subarrays", "question__title_slug": "k-divisible-elements-subarrays", "question__hide": false, "total_acs": 8884, "total_submitted": 16717, "total_column_articles": 137, "frontend_question_id": "2261", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2338, "question__title": "Minimum Consecutive Cards to Pick Up", "question__title_slug": "minimum-consecutive-cards-to-pick-up", "question__hide": false, "total_acs": 11281, "total_submitted": 21996, "total_column_articles": 156, "frontend_question_id": "2260", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2337, "question__title": "Remove Digit From Number to Maximize Result", "question__title_slug": "remove-digit-from-number-to-maximize-result", "question__hide": false, "total_acs": 13981, "total_submitted": 27763, "total_column_articles": 169, "frontend_question_id": "2259", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2336, "question__title": "The Number of Users That Are Eligible for Discount", "question__title_slug": "the-number-of-users-that-are-eligible-for-discount", "question__hide": false, "total_acs": 1452, "total_submitted": 3216, "total_column_articles": 16, "frontend_question_id": "2205", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2335, "question__title": "Finding the Topic of Each Post", "question__title_slug": "finding-the-topic-of-each-post", "question__hide": false, "total_acs": 957, "total_submitted": 1607, "total_column_articles": 15, "frontend_question_id": "2199", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2334, "question__title": "Number of Flowers in Full Bloom", "question__title_slug": "number-of-flowers-in-full-bloom", "question__hide": false, "total_acs": 20796, "total_submitted": 39569, "total_column_articles": 232, "frontend_question_id": "2251", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2333, "question__title": "Count Number of Rectangles Containing Each Point", "question__title_slug": "count-number-of-rectangles-containing-each-point", "question__hide": false, "total_acs": 7040, "total_submitted": 19926, "total_column_articles": 123, "frontend_question_id": "2250", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2332, "question__title": "Count Lattice Points Inside a Circle", "question__title_slug": "count-lattice-points-inside-a-circle", "question__hide": false, "total_acs": 10477, "total_submitted": 19461, "total_column_articles": 140, "frontend_question_id": "2249", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2331, "question__title": "Intersection of Multiple Arrays", "question__title_slug": "intersection-of-multiple-arrays", "question__hide": false, "total_acs": 16805, "total_submitted": 25047, "total_column_articles": 207, "frontend_question_id": "2248", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2330, "question__title": "Maximum Total Beauty of the Gardens", "question__title_slug": "maximum-total-beauty-of-the-gardens", "question__hide": false, "total_acs": 3414, "total_submitted": 12182, "total_column_articles": 76, "frontend_question_id": "2234", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2329, "question__title": "Maximum Product After K Increments", "question__title_slug": "maximum-product-after-k-increments", "question__hide": false, "total_acs": 9346, "total_submitted": 25259, "total_column_articles": 175, "frontend_question_id": "2233", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2328, "question__title": "Minimize Result by Adding Parentheses to Expression", "question__title_slug": "minimize-result-by-adding-parentheses-to-expression", "question__hide": false, "total_acs": 7778, "total_submitted": 12637, "total_column_articles": 139, "frontend_question_id": "2232", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2327, "question__title": "Largest Number After Digit Swaps by Parity", "question__title_slug": "largest-number-after-digit-swaps-by-parity", "question__hide": false, "total_acs": 12678, "total_submitted": 19697, "total_column_articles": 212, "frontend_question_id": "2231", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2326, "question__title": "Sum of Scores of Built Strings", "question__title_slug": "sum-of-scores-of-built-strings", "question__hide": false, "total_acs": 4028, "total_submitted": 10350, "total_column_articles": 57, "frontend_question_id": "2223", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2325, "question__title": "Number of Ways to Select Buildings", "question__title_slug": "number-of-ways-to-select-buildings", "question__hide": false, "total_acs": 7063, "total_submitted": 14073, "total_column_articles": 144, "frontend_question_id": "2222", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2324, "question__title": "Find Triangular Sum of an Array", "question__title_slug": "find-triangular-sum-of-an-array", "question__hide": false, "total_acs": 10431, "total_submitted": 13175, "total_column_articles": 126, "frontend_question_id": "2221", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2323, "question__title": "Minimum Bit Flips to Convert Number", "question__title_slug": "minimum-bit-flips-to-convert-number", "question__hide": false, "total_acs": 11424, "total_submitted": 13819, "total_column_articles": 168, "frontend_question_id": "2220", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2322, "question__title": "Number of Ways to Build Sturdy Brick Wall", "question__title_slug": "number-of-ways-to-build-sturdy-brick-wall", "question__hide": false, "total_acs": 423, "total_submitted": 749, "total_column_articles": 18, "frontend_question_id": "2184", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2321, "question__title": "Minimum Weighted Subgraph With the Required Paths", "question__title_slug": "minimum-weighted-subgraph-with-the-required-paths", "question__hide": false, "total_acs": 4583, "total_submitted": 12035, "total_column_articles": 74, "frontend_question_id": "2203", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2320, "question__title": "Find All K-Distant Indices in an Array", "question__title_slug": "find-all-k-distant-indices-in-an-array", "question__hide": false, "total_acs": 13003, "total_submitted": 23929, "total_column_articles": 153, "frontend_question_id": "2200", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2319, "question__title": "Longest Substring of One Repeating Character", "question__title_slug": "longest-substring-of-one-repeating-character", "question__hide": false, "total_acs": 3361, "total_submitted": 8149, "total_column_articles": 87, "frontend_question_id": "2213", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2318, "question__title": "Maximum Points in an Archery Competition", "question__title_slug": "maximum-points-in-an-archery-competition", "question__hide": false, "total_acs": 7869, "total_submitted": 16289, "total_column_articles": 167, "frontend_question_id": "2212", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2317, "question__title": "Count Collisions on a Road", "question__title_slug": "count-collisions-on-a-road", "question__hide": false, "total_acs": 10520, "total_submitted": 25325, "total_column_articles": 148, "frontend_question_id": "2211", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2316, "question__title": "Count Hills and Valleys in an Array", "question__title_slug": "count-hills-and-valleys-in-an-array", "question__hide": false, "total_acs": 12989, "total_submitted": 22064, "total_column_articles": 175, "frontend_question_id": "2210", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2315, "question__title": "The Change in Global Rankings", "question__title_slug": "the-change-in-global-rankings", "question__hide": false, "total_acs": 1359, "total_submitted": 2518, "total_column_articles": 16, "frontend_question_id": "2175", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2314, "question__title": "Remove All Ones With Row and Column Flips II", "question__title_slug": "remove-all-ones-with-row-and-column-flips-ii", "question__hide": false, "total_acs": 242, "total_submitted": 359, "total_column_articles": 10, "frontend_question_id": "2174", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2313, "question__title": "Longest Winning Streak", "question__title_slug": "longest-winning-streak", "question__hide": false, "total_acs": 1550, "total_submitted": 2881, "total_column_articles": 32, "frontend_question_id": "2173", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2312, "question__title": "Most Frequent Number Following Key In an Array", "question__title_slug": "most-frequent-number-following-key-in-an-array", "question__hide": false, "total_acs": 10161, "total_submitted": 17333, "total_column_articles": 127, "frontend_question_id": "2190", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2311, "question__title": "Minimum White Tiles After Covering With Carpets", "question__title_slug": "minimum-white-tiles-after-covering-with-carpets", "question__hide": false, "total_acs": 5004, "total_submitted": 12557, "total_column_articles": 55, "frontend_question_id": "2209", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2310, "question__title": "Minimum Operations to Halve Array Sum", "question__title_slug": "minimum-operations-to-halve-array-sum", "question__hide": false, "total_acs": 27986, "total_submitted": 60780, "total_column_articles": 281, "frontend_question_id": "2208", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2309, "question__title": "Maximize Number of Subsequences in a String", "question__title_slug": "maximize-number-of-subsequences-in-a-string", "question__hide": false, "total_acs": 7356, "total_submitted": 22967, "total_column_articles": 111, "frontend_question_id": "2207", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2308, "question__title": "Divide Array Into Equal Pairs", "question__title_slug": "divide-array-into-equal-pairs", "question__hide": false, "total_acs": 15254, "total_submitted": 20885, "total_column_articles": 177, "frontend_question_id": "2206", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2307, "question__title": "Replace Non-Coprime Numbers in Array", "question__title_slug": "replace-non-coprime-numbers-in-array", "question__hide": false, "total_acs": 5954, "total_submitted": 17024, "total_column_articles": 92, "frontend_question_id": "2197", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2306, "question__title": "Create Binary Tree From Descriptions", "question__title_slug": "create-binary-tree-from-descriptions", "question__hide": false, "total_acs": 10043, "total_submitted": 13719, "total_column_articles": 170, "frontend_question_id": "2196", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2305, "question__title": "Append K Integers With Minimal Sum", "question__title_slug": "append-k-integers-with-minimal-sum", "question__hide": false, "total_acs": 12169, "total_submitted": 50005, "total_column_articles": 233, "frontend_question_id": "2195", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2304, "question__title": "Cells in a Range on an Excel Sheet", "question__title_slug": "cells-in-a-range-on-an-excel-sheet", "question__hide": false, "total_acs": 14959, "total_submitted": 17807, "total_column_articles": 161, "frontend_question_id": "2194", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2303, "question__title": "Unique Substrings With Equal Digit Frequency", "question__title_slug": "unique-substrings-with-equal-digit-frequency", "question__hide": false, "total_acs": 548, "total_submitted": 860, "total_column_articles": 16, "frontend_question_id": "2168", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2302, "question__title": "Order Two Columns Independently", "question__title_slug": "order-two-columns-independently", "question__hide": false, "total_acs": 1547, "total_submitted": 2518, "total_column_articles": 12, "frontend_question_id": "2159", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2301, "question__title": "Count Array Pairs Divisible by K", "question__title_slug": "count-array-pairs-divisible-by-k", "question__hide": false, "total_acs": 5161, "total_submitted": 18055, "total_column_articles": 60, "frontend_question_id": "2183", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2300, "question__title": "Construct String With Repeat Limit", "question__title_slug": "construct-string-with-repeat-limit", "question__hide": false, "total_acs": 7360, "total_submitted": 15033, "total_column_articles": 151, "frontend_question_id": "2182", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2299, "question__title": "Merge Nodes in Between Zeros", "question__title_slug": "merge-nodes-in-between-zeros", "question__hide": false, "total_acs": 16172, "total_submitted": 19221, "total_column_articles": 227, "frontend_question_id": "2181", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2298, "question__title": "Count Integers With Even Digit Sum", "question__title_slug": "count-integers-with-even-digit-sum", "question__hide": false, "total_acs": 35834, "total_submitted": 52958, "total_column_articles": 395, "frontend_question_id": "2180", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2297, "question__title": "Amount of New Area Painted Each Day", "question__title_slug": "amount-of-new-area-painted-each-day", "question__hide": false, "total_acs": 687, "total_submitted": 1214, "total_column_articles": 22, "frontend_question_id": "2158", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2296, "question__title": "The Number of Passengers in Each Bus II", "question__title_slug": "the-number-of-passengers-in-each-bus-ii", "question__hide": false, "total_acs": 799, "total_submitted": 1828, "total_column_articles": 13, "frontend_question_id": "2153", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2295, "question__title": "Minimum Time to Finish the Race", "question__title_slug": "minimum-time-to-finish-the-race", "question__hide": false, "total_acs": 4701, "total_submitted": 10566, "total_column_articles": 71, "frontend_question_id": "2188", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2294, "question__title": "Minimum Time to Complete Trips", "question__title_slug": "minimum-time-to-complete-trips", "question__hide": false, "total_acs": 14220, "total_submitted": 48823, "total_column_articles": 160, "frontend_question_id": "2187", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2293, "question__title": "Minimum Number of Steps to Make Two Strings Anagram II", "question__title_slug": "minimum-number-of-steps-to-make-two-strings-anagram-ii", "question__hide": false, "total_acs": 11141, "total_submitted": 15281, "total_column_articles": 129, "frontend_question_id": "2186", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2292, "question__title": "Counting Words With a Given Prefix", "question__title_slug": "counting-words-with-a-given-prefix", "question__hide": false, "total_acs": 38249, "total_submitted": 46954, "total_column_articles": 399, "frontend_question_id": "2185", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2291, "question__title": "Maximum AND Sum of Array", "question__title_slug": "maximum-and-sum-of-array", "question__hide": false, "total_acs": 5176, "total_submitted": 9964, "total_column_articles": 82, "frontend_question_id": "2172", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2290, "question__title": "Removing Minimum Number of Magic Beans", "question__title_slug": "removing-minimum-number-of-magic-beans", "question__hide": false, "total_acs": 9813, "total_submitted": 24091, "total_column_articles": 186, "frontend_question_id": "2171", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2289, "question__title": "Minimum Operations to Make the Array Alternating", "question__title_slug": "minimum-operations-to-make-the-array-alternating", "question__hide": false, "total_acs": 9895, "total_submitted": 31552, "total_column_articles": 166, "frontend_question_id": "2170", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2288, "question__title": "Count Operations to Obtain Zero", "question__title_slug": "count-operations-to-obtain-zero", "question__hide": false, "total_acs": 18877, "total_submitted": 25849, "total_column_articles": 159, "frontend_question_id": "2169", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2287, "question__title": "Minimum Number of Lines to Cover Points", "question__title_slug": "minimum-number-of-lines-to-cover-points", "question__hide": false, "total_acs": 482, "total_submitted": 924, "total_column_articles": 19, "frontend_question_id": "2152", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2286, "question__title": "Minimum Time to Remove All Cars Containing Illegal Goods", "question__title_slug": "minimum-time-to-remove-all-cars-containing-illegal-goods", "question__hide": false, "total_acs": 5132, "total_submitted": 10273, "total_column_articles": 83, "frontend_question_id": "2167", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2285, "question__title": "Design Bitset", "question__title_slug": "design-bitset", "question__hide": false, "total_acs": 6713, "total_submitted": 21530, "total_column_articles": 164, "frontend_question_id": "2166", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2284, "question__title": "Smallest Value of the Rearranged Number", "question__title_slug": "smallest-value-of-the-rearranged-number", "question__hide": false, "total_acs": 8716, "total_submitted": 15731, "total_column_articles": 143, "frontend_question_id": "2165", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2283, "question__title": "Sort Even and Odd Indices Independently", "question__title_slug": "sort-even-and-odd-indices-independently", "question__hide": false, "total_acs": 12231, "total_submitted": 18090, "total_column_articles": 158, "frontend_question_id": "2164", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2282, "question__title": "Choose Numbers From Two Arrays in Range", "question__title_slug": "choose-numbers-from-two-arrays-in-range", "question__hide": false, "total_acs": 265, "total_submitted": 472, "total_column_articles": 12, "frontend_question_id": "2143", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2281, "question__title": "The Number of Passengers in Each Bus I", "question__title_slug": "the-number-of-passengers-in-each-bus-i", "question__hide": false, "total_acs": 1638, "total_submitted": 3561, "total_column_articles": 24, "frontend_question_id": "2142", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2280, "question__title": "Count Good Triplets in an Array", "question__title_slug": "count-good-triplets-in-an-array", "question__hide": false, "total_acs": 3668, "total_submitted": 9610, "total_column_articles": 82, "frontend_question_id": "2179", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2279, "question__title": "Maximum Split of Positive Even Integers", "question__title_slug": "maximum-split-of-positive-even-integers", "question__hide": false, "total_acs": 29374, "total_submitted": 45857, "total_column_articles": 330, "frontend_question_id": "2178", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2278, "question__title": "Find Three Consecutive Integers That Sum to a Given Number", "question__title_slug": "find-three-consecutive-integers-that-sum-to-a-given-number", "question__hide": false, "total_acs": 9687, "total_submitted": 13803, "total_column_articles": 101, "frontend_question_id": "2177", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2277, "question__title": "Count Equal and Divisible Pairs in an Array", "question__title_slug": "count-equal-and-divisible-pairs-in-an-array", "question__hide": false, "total_acs": 11705, "total_submitted": 14863, "total_column_articles": 128, "frontend_question_id": "2176", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2276, "question__title": "Groups of Strings", "question__title_slug": "groups-of-strings", "question__hide": false, "total_acs": 3791, "total_submitted": 12008, "total_column_articles": 80, "frontend_question_id": "2157", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2275, "question__title": "Find Substring With Given Hash Value", "question__title_slug": "find-substring-with-given-hash-value", "question__hide": false, "total_acs": 6202, "total_submitted": 24146, "total_column_articles": 102, "frontend_question_id": "2156", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2274, "question__title": "Keep Multiplying Found Values by Two", "question__title_slug": "keep-multiplying-found-values-by-two", "question__hide": false, "total_acs": 18158, "total_submitted": 24833, "total_column_articles": 210, "frontend_question_id": "2154", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2273, "question__title": "Pour Water Between Buckets to Make Water Levels Equal", "question__title_slug": "pour-water-between-buckets-to-make-water-levels-equal", "question__hide": false, "total_acs": 481, "total_submitted": 731, "total_column_articles": 14, "frontend_question_id": "2137", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2272, "question__title": "Maximum Good People Based on Statements", "question__title_slug": "maximum-good-people-based-on-statements", "question__hide": false, "total_acs": 5583, "total_submitted": 10974, "total_column_articles": 96, "frontend_question_id": "2151", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2271, "question__title": "Rearrange Array Elements by Sign", "question__title_slug": "rearrange-array-elements-by-sign", "question__hide": false, "total_acs": 12808, "total_submitted": 16055, "total_column_articles": 135, "frontend_question_id": "2149", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2270, "question__title": "Find All Lonely Numbers in the Array", "question__title_slug": "find-all-lonely-numbers-in-the-array", "question__hide": false, "total_acs": 10142, "total_submitted": 17088, "total_column_articles": 121, "frontend_question_id": "2150", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2269, "question__title": "Count Elements With Strictly Smaller and Greater Elements ", "question__title_slug": "count-elements-with-strictly-smaller-and-greater-elements", "question__hide": false, "total_acs": 14206, "total_submitted": 24768, "total_column_articles": 185, "frontend_question_id": "2148", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2268, "question__title": "Remove All Ones With Row and Column Flips", "question__title_slug": "remove-all-ones-with-row-and-column-flips", "question__hide": false, "total_acs": 620, "total_submitted": 819, "total_column_articles": 16, "frontend_question_id": "2128", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2267, "question__title": "Minimum Difference in Sums After Removal of Elements", "question__title_slug": "minimum-difference-in-sums-after-removal-of-elements", "question__hide": false, "total_acs": 3541, "total_submitted": 7113, "total_column_articles": 64, "frontend_question_id": "2163", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2266, "question__title": "Minimum Cost to Set Cooking Time", "question__title_slug": "minimum-cost-to-set-cooking-time", "question__hide": false, "total_acs": 3694, "total_submitted": 10580, "total_column_articles": 83, "frontend_question_id": "2162", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2265, "question__title": "Partition Array According to Given Pivot", "question__title_slug": "partition-array-according-to-given-pivot", "question__hide": false, "total_acs": 9104, "total_submitted": 11029, "total_column_articles": 124, "frontend_question_id": "2161", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2264, "question__title": "Minimum Sum of Four Digit Number After Splitting Digits", "question__title_slug": "minimum-sum-of-four-digit-number-after-splitting-digits", "question__hide": false, "total_acs": 16040, "total_submitted": 19172, "total_column_articles": 237, "frontend_question_id": "2160", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2263, "question__title": "Maximum Running Time of N Computers", "question__title_slug": "maximum-running-time-of-n-computers", "question__hide": false, "total_acs": 6467, "total_submitted": 15661, "total_column_articles": 85, "frontend_question_id": "2141", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2262, "question__title": "Solving Questions With Brainpower", "question__title_slug": "solving-questions-with-brainpower", "question__hide": false, "total_acs": 12125, "total_submitted": 27225, "total_column_articles": 189, "frontend_question_id": "2140", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2261, "question__title": "All Divisions With the Highest Score of a Binary Array", "question__title_slug": "all-divisions-with-the-highest-score-of-a-binary-array", "question__hide": false, "total_acs": 8643, "total_submitted": 13321, "total_column_articles": 122, "frontend_question_id": "2155", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2260, "question__title": "Divide a String Into Groups of Size k", "question__title_slug": "divide-a-string-into-groups-of-size-k", "question__hide": false, "total_acs": 11416, "total_submitted": 17162, "total_column_articles": 170, "frontend_question_id": "2138", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2259, "question__title": "Minimum Operations to Remove Adjacent Ones in Matrix", "question__title_slug": "minimum-operations-to-remove-adjacent-ones-in-matrix", "question__hide": false, "total_acs": 318, "total_submitted": 592, "total_column_articles": 8, "frontend_question_id": "2123", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2258, "question__title": "Elements in Array After Removing and Replacing Elements", "question__title_slug": "elements-in-array-after-removing-and-replacing-elements", "question__hide": false, "total_acs": 332, "total_submitted": 523, "total_column_articles": 14, "frontend_question_id": "2113", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2257, "question__title": "Earliest Possible Day of Full Bloom", "question__title_slug": "earliest-possible-day-of-full-bloom", "question__hide": false, "total_acs": 14607, "total_submitted": 20167, "total_column_articles": 153, "frontend_question_id": "2136", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2256, "question__title": "Count Words Obtained After Adding a Letter", "question__title_slug": "count-words-obtained-after-adding-a-letter", "question__hide": false, "total_acs": 5766, "total_submitted": 15748, "total_column_articles": 106, "frontend_question_id": "2135", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2255, "question__title": "Minimum Swaps to Group All 1's Together II", "question__title_slug": "minimum-swaps-to-group-all-1s-together-ii", "question__hide": false, "total_acs": 8407, "total_submitted": 16895, "total_column_articles": 183, "frontend_question_id": "2134", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2254, "question__title": "Check if Every Row and Column Contains All Numbers", "question__title_slug": "check-if-every-row-and-column-contains-all-numbers", "question__hide": false, "total_acs": 11698, "total_submitted": 20965, "total_column_articles": 166, "frontend_question_id": "2133", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2253, "question__title": "Build the Equation", "question__title_slug": "build-the-equation", "question__hide": false, "total_acs": 969, "total_submitted": 1739, "total_column_articles": 17, "frontend_question_id": "2118", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2252, "question__title": "The Airport With the Most Traffic", "question__title_slug": "the-airport-with-the-most-traffic", "question__hide": false, "total_acs": 1682, "total_submitted": 2495, "total_column_articles": 26, "frontend_question_id": "2112", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2251, "question__title": "Number of Ways to Divide a Long Corridor", "question__title_slug": "number-of-ways-to-divide-a-long-corridor", "question__hide": false, "total_acs": 4354, "total_submitted": 10258, "total_column_articles": 93, "frontend_question_id": "2147", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2250, "question__title": "K Highest Ranked Items Within a Price Range", "question__title_slug": "k-highest-ranked-items-within-a-price-range", "question__hide": false, "total_acs": 4637, "total_submitted": 11307, "total_column_articles": 100, "frontend_question_id": "2146", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2249, "question__title": "Count the Hidden Sequences", "question__title_slug": "count-the-hidden-sequences", "question__hide": false, "total_acs": 5896, "total_submitted": 16250, "total_column_articles": 120, "frontend_question_id": "2145", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2248, "question__title": "Minimum Cost of Buying Candies With Discount", "question__title_slug": "minimum-cost-of-buying-candies-with-discount", "question__hide": false, "total_acs": 11655, "total_submitted": 17481, "total_column_articles": 187, "frontend_question_id": "2144", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2247, "question__title": "Number of Unique Flavors After Sharing K Candies", "question__title_slug": "number-of-unique-flavors-after-sharing-k-candies", "question__hide": false, "total_acs": 539, "total_submitted": 1339, "total_column_articles": 14, "frontend_question_id": "2107", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2246, "question__title": "Maximum Employees to Be Invited to a Meeting", "question__title_slug": "maximum-employees-to-be-invited-to-a-meeting", "question__hide": false, "total_acs": 15452, "total_submitted": 29207, "total_column_articles": 118, "frontend_question_id": "2127", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2245, "question__title": "Destroying Asteroids", "question__title_slug": "destroying-asteroids", "question__hide": false, "total_acs": 9635, "total_submitted": 19497, "total_column_articles": 117, "frontend_question_id": "2126", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2244, "question__title": "Number of Laser Beams in a Bank", "question__title_slug": "number-of-laser-beams-in-a-bank", "question__hide": false, "total_acs": 10881, "total_submitted": 13122, "total_column_articles": 135, "frontend_question_id": "2125", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2243, "question__title": "Check if All A's Appears Before All B's", "question__title_slug": "check-if-all-as-appears-before-all-bs", "question__hide": false, "total_acs": 14293, "total_submitted": 20740, "total_column_articles": 242, "frontend_question_id": "2124", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2242, "question__title": "Subsequence of Size K With the Largest Even Sum", "question__title_slug": "subsequence-of-size-k-with-the-largest-even-sum", "question__hide": false, "total_acs": 406, "total_submitted": 1142, "total_column_articles": 13, "frontend_question_id": "2098", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2241, "question__title": "Recover the Original Array", "question__title_slug": "recover-the-original-array", "question__hide": false, "total_acs": 4290, "total_submitted": 10093, "total_column_articles": 70, "frontend_question_id": "2122", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2240, "question__title": "Intervals Between Identical Elements", "question__title_slug": "intervals-between-identical-elements", "question__hide": false, "total_acs": 7154, "total_submitted": 18305, "total_column_articles": 165, "frontend_question_id": "2121", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2239, "question__title": "Execution of All Suffix Instructions Staying in a Grid", "question__title_slug": "execution-of-all-suffix-instructions-staying-in-a-grid", "question__hide": false, "total_acs": 8553, "total_submitted": 10337, "total_column_articles": 125, "frontend_question_id": "2120", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2238, "question__title": "A Number After a Double Reversal", "question__title_slug": "a-number-after-a-double-reversal", "question__hide": false, "total_acs": 21973, "total_submitted": 29950, "total_column_articles": 225, "frontend_question_id": "2119", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2237, "question__title": "Longest Palindrome by Concatenating Two Letter Words", "question__title_slug": "longest-palindrome-by-concatenating-two-letter-words", "question__hide": false, "total_acs": 10606, "total_submitted": 24598, "total_column_articles": 156, "frontend_question_id": "2131", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2236, "question__title": "Maximum Twin Sum of a Linked List", "question__title_slug": "maximum-twin-sum-of-a-linked-list", "question__hide": false, "total_acs": 19050, "total_submitted": 24241, "total_column_articles": 250, "frontend_question_id": "2130", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2235, "question__title": "Capitalize the Title", "question__title_slug": "capitalize-the-title", "question__hide": false, "total_acs": 10114, "total_submitted": 16579, "total_column_articles": 169, "frontend_question_id": "2129", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2234, "question__title": "Minimum Operations to Make the Array K-Increasing", "question__title_slug": "minimum-operations-to-make-the-array-k-increasing", "question__hide": false, "total_acs": 4839, "total_submitted": 13660, "total_column_articles": 99, "frontend_question_id": "2111", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2233, "question__title": "Number of Smooth Descent Periods of a Stock", "question__title_slug": "number-of-smooth-descent-periods-of-a-stock", "question__hide": false, "total_acs": 11011, "total_submitted": 20524, "total_column_articles": 175, "frontend_question_id": "2110", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2232, "question__title": "Adding Spaces to a String", "question__title_slug": "adding-spaces-to-a-string", "question__hide": false, "total_acs": 10736, "total_submitted": 17489, "total_column_articles": 128, "frontend_question_id": "2109", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2231, "question__title": "Find First Palindromic String in the Array", "question__title_slug": "find-first-palindromic-string-in-the-array", "question__hide": false, "total_acs": 15547, "total_submitted": 19988, "total_column_articles": 227, "frontend_question_id": "2108", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2230, "question__title": "Minimum Cost to Reach City With Discounts", "question__title_slug": "minimum-cost-to-reach-city-with-discounts", "question__hide": false, "total_acs": 587, "total_submitted": 1029, "total_column_articles": 22, "frontend_question_id": "2093", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2229, "question__title": "Maximum Fruits Harvested After at Most K Steps", "question__title_slug": "maximum-fruits-harvested-after-at-most-k-steps", "question__hide": false, "total_acs": 17938, "total_submitted": 39785, "total_column_articles": 206, "frontend_question_id": "2106", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2228, "question__title": "Watering Plants II", "question__title_slug": "watering-plants-ii", "question__hide": false, "total_acs": 9462, "total_submitted": 17879, "total_column_articles": 144, "frontend_question_id": "2105", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2227, "question__title": "Sum of Subarray Ranges", "question__title_slug": "sum-of-subarray-ranges", "question__hide": false, "total_acs": 42907, "total_submitted": 67990, "total_column_articles": 407, "frontend_question_id": "2104", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2226, "question__title": "Rings and Rods", "question__title_slug": "rings-and-rods", "question__hide": false, "total_acs": 35578, "total_submitted": 43435, "total_column_articles": 442, "frontend_question_id": "2103", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2225, "question__title": "Substrings That Begin and End With the Same Letter", "question__title_slug": "substrings-that-begin-and-end-with-the-same-letter", "question__hide": false, "total_acs": 541, "total_submitted": 874, "total_column_articles": 16, "frontend_question_id": "2083", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2224, "question__title": "Drop Type 1 Orders for Customers With Type 0 Orders", "question__title_slug": "drop-type-1-orders-for-customers-with-type-0-orders", "question__hide": false, "total_acs": 2506, "total_submitted": 3113, "total_column_articles": 47, "frontend_question_id": "2084", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2223, "question__title": "The Number of Rich Customers", "question__title_slug": "the-number-of-rich-customers", "question__hide": false, "total_acs": 5624, "total_submitted": 7489, "total_column_articles": 43, "frontend_question_id": "2082", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2222, "question__title": "Abbreviating the Product of a Range", "question__title_slug": "abbreviating-the-product-of-a-range", "question__hide": false, "total_acs": 1661, "total_submitted": 5384, "total_column_articles": 29, "frontend_question_id": "2117", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2221, "question__title": "Check if a Parentheses String Can Be Valid", "question__title_slug": "check-if-a-parentheses-string-can-be-valid", "question__hide": false, "total_acs": 4464, "total_submitted": 14004, "total_column_articles": 74, "frontend_question_id": "2116", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2220, "question__title": "Find All Possible Recipes from Given Supplies", "question__title_slug": "find-all-possible-recipes-from-given-supplies", "question__hide": false, "total_acs": 6553, "total_submitted": 15176, "total_column_articles": 127, "frontend_question_id": "2115", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2219, "question__title": "Maximum Number of Words Found in Sentences", "question__title_slug": "maximum-number-of-words-found-in-sentences", "question__hide": false, "total_acs": 21204, "total_submitted": 25137, "total_column_articles": 276, "frontend_question_id": "2114", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2218, "question__title": "Paths in Maze That Lead to Same Room", "question__title_slug": "paths-in-maze-that-lead-to-same-room", "question__hide": false, "total_acs": 297, "total_submitted": 463, "total_column_articles": 11, "frontend_question_id": "2077", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2217, "question__title": "Step-By-Step Directions From a Binary Tree Node to Another", "question__title_slug": "step-by-step-directions-from-a-binary-tree-node-to-another", "question__hide": false, "total_acs": 8707, "total_submitted": 19248, "total_column_articles": 222, "frontend_question_id": "2096", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2216, "question__title": "Delete the Middle Node of a Linked List", "question__title_slug": "delete-the-middle-node-of-a-linked-list", "question__hide": false, "total_acs": 28466, "total_submitted": 49222, "total_column_articles": 283, "frontend_question_id": "2095", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2215, "question__title": "Finding 3-Digit Even Numbers", "question__title_slug": "finding-3-digit-even-numbers", "question__hide": false, "total_acs": 13041, "total_submitted": 23203, "total_column_articles": 198, "frontend_question_id": "2094", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2214, "question__title": "The Winner University", "question__title_slug": "the-winner-university", "question__hide": false, "total_acs": 2764, "total_submitted": 4079, "total_column_articles": 36, "frontend_question_id": "2072", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2213, "question__title": "Find All People With Secret", "question__title_slug": "find-all-people-with-secret", "question__hide": false, "total_acs": 6651, "total_submitted": 22366, "total_column_articles": 136, "frontend_question_id": "2092", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2212, "question__title": "Removing Minimum and Maximum From Array", "question__title_slug": "removing-minimum-and-maximum-from-array", "question__hide": false, "total_acs": 9035, "total_submitted": 15927, "total_column_articles": 153, "frontend_question_id": "2091", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2211, "question__title": "K Radius Subarray Averages", "question__title_slug": "k-radius-subarray-averages", "question__hide": false, "total_acs": 8630, "total_submitted": 22663, "total_column_articles": 123, "frontend_question_id": "2090", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2210, "question__title": "Find Target Indices After Sorting Array", "question__title_slug": "find-target-indices-after-sorting-array", "question__hide": false, "total_acs": 20444, "total_submitted": 26248, "total_column_articles": 261, "frontend_question_id": "2089", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2209, "question__title": "Number of Equal Count Substrings", "question__title_slug": "number-of-equal-count-substrings", "question__hide": false, "total_acs": 294, "total_submitted": 544, "total_column_articles": 12, "frontend_question_id": "2067", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2208, "question__title": "Account Balance", "question__title_slug": "account-balance", "question__hide": false, "total_acs": 2287, "total_submitted": 2888, "total_column_articles": 31, "frontend_question_id": "2066", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2207, "question__title": "Sequentially Ordinal Rank Tracker", "question__title_slug": "sequentially-ordinal-rank-tracker", "question__hide": false, "total_acs": 3555, "total_submitted": 6347, "total_column_articles": 90, "frontend_question_id": "2102", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2206, "question__title": "Detonate the Maximum Bombs", "question__title_slug": "detonate-the-maximum-bombs", "question__hide": false, "total_acs": 6553, "total_submitted": 16342, "total_column_articles": 113, "frontend_question_id": "2101", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2205, "question__title": "Find Good Days to Rob the Bank", "question__title_slug": "find-good-days-to-rob-the-bank", "question__hide": false, "total_acs": 35018, "total_submitted": 71926, "total_column_articles": 442, "frontend_question_id": "2100", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2204, "question__title": "Find Subsequence of Length K With the Largest Sum", "question__title_slug": "find-subsequence-of-length-k-with-the-largest-sum", "question__hide": false, "total_acs": 10437, "total_submitted": 21577, "total_column_articles": 201, "frontend_question_id": "2099", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2203, "question__title": "Number of Spaces Cleaning Robot Cleaned", "question__title_slug": "number-of-spaces-cleaning-robot-cleaned", "question__hide": false, "total_acs": 715, "total_submitted": 1439, "total_column_articles": 29, "frontend_question_id": "2061", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2202, "question__title": "Sum of k-Mirror Numbers", "question__title_slug": "sum-of-k-mirror-numbers", "question__hide": false, "total_acs": 3509, "total_submitted": 7952, "total_column_articles": 84, "frontend_question_id": "2081", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2201, "question__title": "Valid Arrangement of Pairs", "question__title_slug": "valid-arrangement-of-pairs", "question__hide": false, "total_acs": 3104, "total_submitted": 8053, "total_column_articles": 57, "frontend_question_id": "2097", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2200, "question__title": "Stamping the Grid", "question__title_slug": "stamping-the-grid", "question__hide": false, "total_acs": 3060, "total_submitted": 9590, "total_column_articles": 71, "frontend_question_id": "2132", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2199, "question__title": "Two Furthest Houses With Different Colors", "question__title_slug": "two-furthest-houses-with-different-colors", "question__hide": false, "total_acs": 14207, "total_submitted": 19731, "total_column_articles": 222, "frontend_question_id": "2078", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2198, "question__title": "Process Restricted Friend Requests", "question__title_slug": "process-restricted-friend-requests", "question__hide": false, "total_acs": 4021, "total_submitted": 7799, "total_column_articles": 91, "frontend_question_id": "2076", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2197, "question__title": "Decode the Slanted Ciphertext", "question__title_slug": "decode-the-slanted-ciphertext", "question__hide": false, "total_acs": 4957, "total_submitted": 10461, "total_column_articles": 90, "frontend_question_id": "2075", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2196, "question__title": "Reverse Nodes in Even Length Groups", "question__title_slug": "reverse-nodes-in-even-length-groups", "question__hide": false, "total_acs": 7148, "total_submitted": 15441, "total_column_articles": 166, "frontend_question_id": "2074", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2195, "question__title": "Time Needed to Buy Tickets", "question__title_slug": "time-needed-to-buy-tickets", "question__hide": false, "total_acs": 15286, "total_submitted": 24709, "total_column_articles": 242, "frontend_question_id": "2073", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2194, "question__title": "The Category of Each Member in the Store", "question__title_slug": "the-category-of-each-member-in-the-store", "question__hide": false, "total_acs": 1816, "total_submitted": 2770, "total_column_articles": 25, "frontend_question_id": "2051", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2193, "question__title": "Count Fertile Pyramids in a Land", "question__title_slug": "count-fertile-pyramids-in-a-land", "question__hide": false, "total_acs": 2682, "total_submitted": 4205, "total_column_articles": 59, "frontend_question_id": "2088", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2192, "question__title": "Minimum Cost Homecoming of a Robot in a Grid", "question__title_slug": "minimum-cost-homecoming-of-a-robot-in-a-grid", "question__hide": false, "total_acs": 4445, "total_submitted": 8835, "total_column_articles": 89, "frontend_question_id": "2087", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2191, "question__title": "Minimum Number of Food Buckets to Feed the Hamsters", "question__title_slug": "minimum-number-of-food-buckets-to-feed-the-hamsters", "question__hide": false, "total_acs": 6313, "total_submitted": 13310, "total_column_articles": 115, "frontend_question_id": "2086", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2190, "question__title": "Count Common Words With One Occurrence", "question__title_slug": "count-common-words-with-one-occurrence", "question__hide": false, "total_acs": 10009, "total_submitted": 13987, "total_column_articles": 154, "frontend_question_id": "2085", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2189, "question__title": "Maximum Path Quality of a Graph", "question__title_slug": "maximum-path-quality-of-a-graph", "question__hide": false, "total_acs": 3342, "total_submitted": 6118, "total_column_articles": 70, "frontend_question_id": "2065", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2188, "question__title": "Minimized Maximum of Products Distributed to Any Store", "question__title_slug": "minimized-maximum-of-products-distributed-to-any-store", "question__hide": false, "total_acs": 6921, "total_submitted": 14969, "total_column_articles": 109, "frontend_question_id": "2064", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2187, "question__title": "Vowels of All Substrings", "question__title_slug": "vowels-of-all-substrings", "question__hide": false, "total_acs": 7387, "total_submitted": 14137, "total_column_articles": 143, "frontend_question_id": "2063", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2186, "question__title": "Count Vowel Substrings of a String", "question__title_slug": "count-vowel-substrings-of-a-string", "question__hide": false, "total_acs": 9756, "total_submitted": 15492, "total_column_articles": 168, "frontend_question_id": "2062", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2185, "question__title": "Accepted Candidates From the Interviews", "question__title_slug": "accepted-candidates-from-the-interviews", "question__hide": false, "total_acs": 2502, "total_submitted": 3281, "total_column_articles": 36, "frontend_question_id": "2041", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2184, "question__title": "Check if an Original String Exists Given Two Encoded Strings", "question__title_slug": "check-if-an-original-string-exists-given-two-encoded-strings", "question__hide": false, "total_acs": 1742, "total_submitted": 4268, "total_column_articles": 28, "frontend_question_id": "2060", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2183, "question__title": "Minimum Operations to Convert Number", "question__title_slug": "minimum-operations-to-convert-number", "question__hide": false, "total_acs": 7482, "total_submitted": 15419, "total_column_articles": 125, "frontend_question_id": "2059", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2182, "question__title": "Find the Minimum and Maximum Number of Nodes Between Critical Points", "question__title_slug": "find-the-minimum-and-maximum-number-of-nodes-between-critical-points", "question__hide": false, "total_acs": 8711, "total_submitted": 15324, "total_column_articles": 126, "frontend_question_id": "2058", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2181, "question__title": "Smallest Index With Equal Value", "question__title_slug": "smallest-index-with-equal-value", "question__hide": false, "total_acs": 14277, "total_submitted": 18897, "total_column_articles": 128, "frontend_question_id": "2057", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2180, "question__title": "Maximum Number of Tasks You Can Assign", "question__title_slug": "maximum-number-of-tasks-you-can-assign", "question__hide": false, "total_acs": 3991, "total_submitted": 12911, "total_column_articles": 51, "frontend_question_id": "2071", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2179, "question__title": "Most Beautiful Item for Each Query", "question__title_slug": "most-beautiful-item-for-each-query", "question__hide": false, "total_acs": 4740, "total_submitted": 10354, "total_column_articles": 123, "frontend_question_id": "2070", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2178, "question__title": "Walking Robot Simulation II", "question__title_slug": "walking-robot-simulation-ii", "question__hide": false, "total_acs": 5187, "total_submitted": 23029, "total_column_articles": 118, "frontend_question_id": "2069", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2177, "question__title": "Check Whether Two Strings are Almost Equivalent", "question__title_slug": "check-whether-two-strings-are-almost-equivalent", "question__hide": false, "total_acs": 10885, "total_submitted": 15651, "total_column_articles": 168, "frontend_question_id": "2068", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2176, "question__title": "Parallel Courses III", "question__title_slug": "parallel-courses-iii", "question__hide": false, "total_acs": 16356, "total_submitted": 25371, "total_column_articles": 216, "frontend_question_id": "2050", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2175, "question__title": "Count Nodes With the Highest Score", "question__title_slug": "count-nodes-with-the-highest-score", "question__hide": false, "total_acs": 28325, "total_submitted": 54587, "total_column_articles": 324, "frontend_question_id": "2049", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2174, "question__title": "Next Greater Numerically Balanced Number", "question__title_slug": "next-greater-numerically-balanced-number", "question__hide": false, "total_acs": 15884, "total_submitted": 27888, "total_column_articles": 205, "frontend_question_id": "2048", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2173, "question__title": "Number of Valid Words in a Sentence", "question__title_slug": "number-of-valid-words-in-a-sentence", "question__hide": false, "total_acs": 29222, "total_submitted": 75900, "total_column_articles": 443, "frontend_question_id": "2047", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2172, "question__title": "Low-Quality Problems", "question__title_slug": "low-quality-problems", "question__hide": false, "total_acs": 4005, "total_submitted": 5046, "total_column_articles": 38, "frontend_question_id": "2026", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2171, "question__title": "Second Minimum Time to Reach Destination", "question__title_slug": "second-minimum-time-to-reach-destination", "question__hide": false, "total_acs": 17382, "total_submitted": 32576, "total_column_articles": 171, "frontend_question_id": "2045", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2170, "question__title": "Count Number of Maximum Bitwise-OR Subsets", "question__title_slug": "count-number-of-maximum-bitwise-or-subsets", "question__hide": false, "total_acs": 36713, "total_submitted": 44897, "total_column_articles": 402, "frontend_question_id": "2044", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2169, "question__title": "Simple Bank System", "question__title_slug": "simple-bank-system", "question__hide": false, "total_acs": 37060, "total_submitted": 56348, "total_column_articles": 315, "frontend_question_id": "2043", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2168, "question__title": "Check if Numbers Are Ascending in a Sentence", "question__title_slug": "check-if-numbers-are-ascending-in-a-sentence", "question__hide": false, "total_acs": 37340, "total_submitted": 52028, "total_column_articles": 511, "frontend_question_id": "2042", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2167, "question__title": "Number of Accounts That Did Not Stream", "question__title_slug": "number-of-accounts-that-did-not-stream", "question__hide": false, "total_acs": 2209, "total_submitted": 3188, "total_column_articles": 35, "frontend_question_id": "2020", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2166, "question__title": "Number of Valid Move Combinations On Chessboard", "question__title_slug": "number-of-valid-move-combinations-on-chessboard", "question__hide": false, "total_acs": 1215, "total_submitted": 2070, "total_column_articles": 26, "frontend_question_id": "2056", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2165, "question__title": "Plates Between Candles", "question__title_slug": "plates-between-candles", "question__hide": false, "total_acs": 34930, "total_submitted": 80185, "total_column_articles": 442, "frontend_question_id": "2055", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2164, "question__title": "Two Best Non-Overlapping Events", "question__title_slug": "two-best-non-overlapping-events", "question__hide": false, "total_acs": 5294, "total_submitted": 13470, "total_column_articles": 96, "frontend_question_id": "2054", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2163, "question__title": "Kth Distinct String in an Array", "question__title_slug": "kth-distinct-string-in-an-array", "question__hide": false, "total_acs": 11098, "total_submitted": 15514, "total_column_articles": 187, "frontend_question_id": "2053", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2162, "question__title": "Partition Array Into Two Arrays to Minimize Sum Difference", "question__title_slug": "partition-array-into-two-arrays-to-minimize-sum-difference", "question__hide": false, "total_acs": 4291, "total_submitted": 12180, "total_column_articles": 77, "frontend_question_id": "2035", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2161, "question__title": "Stock Price Fluctuation ", "question__title_slug": "stock-price-fluctuation", "question__hide": false, "total_acs": 39622, "total_submitted": 81915, "total_column_articles": 317, "frontend_question_id": "2034", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2160, "question__title": "Minimum Operations to Make a Uni-Value Grid", "question__title_slug": "minimum-operations-to-make-a-uni-value-grid", "question__hide": false, "total_acs": 6941, "total_submitted": 15876, "total_column_articles": 127, "frontend_question_id": "2033", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2159, "question__title": "Two Out of Three", "question__title_slug": "two-out-of-three", "question__hide": false, "total_acs": 33511, "total_submitted": 45940, "total_column_articles": 423, "frontend_question_id": "2032", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2158, "question__title": "The Number of Seniors and Juniors to Join the Company II", "question__title_slug": "the-number-of-seniors-and-juniors-to-join-the-company-ii", "question__hide": false, "total_acs": 2217, "total_submitted": 3619, "total_column_articles": 49, "frontend_question_id": "2010", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2157, "question__title": "Smallest K-Length Subsequence With Occurrences of a Letter", "question__title_slug": "smallest-k-length-subsequence-with-occurrences-of-a-letter", "question__hide": false, "total_acs": 2417, "total_submitted": 6608, "total_column_articles": 59, "frontend_question_id": "2030", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2156, "question__title": "Stone Game IX", "question__title_slug": "stone-game-ix", "question__hide": false, "total_acs": 20482, "total_submitted": 43724, "total_column_articles": 199, "frontend_question_id": "2029", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2155, "question__title": "Find Missing Observations", "question__title_slug": "find-missing-observations", "question__hide": false, "total_acs": 35360, "total_submitted": 69696, "total_column_articles": 405, "frontend_question_id": "2028", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2154, "question__title": "Minimum Moves to Convert String", "question__title_slug": "minimum-moves-to-convert-string", "question__hide": false, "total_acs": 28821, "total_submitted": 43108, "total_column_articles": 311, "frontend_question_id": "2027", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2153, "question__title": "Subtree Removal Game with Fibonacci Tree", "question__title_slug": "subtree-removal-game-with-fibonacci-tree", "question__hide": false, "total_acs": 194, "total_submitted": 381, "total_column_articles": 11, "frontend_question_id": "2005", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2152, "question__title": "The Number of Seniors and Juniors to Join the Company", "question__title_slug": "the-number-of-seniors-and-juniors-to-join-the-company", "question__hide": false, "total_acs": 1629, "total_submitted": 3783, "total_column_articles": 41, "frontend_question_id": "2004", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2151, "question__title": "The Time When the Network Becomes Idle", "question__title_slug": "the-time-when-the-network-becomes-idle", "question__hide": false, "total_acs": 20800, "total_submitted": 37207, "total_column_articles": 182, "frontend_question_id": "2039", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2150, "question__title": "Kth Smallest Product of Two Sorted Arrays", "question__title_slug": "kth-smallest-product-of-two-sorted-arrays", "question__hide": false, "total_acs": 2275, "total_submitted": 6640, "total_column_articles": 36, "frontend_question_id": "2040", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2149, "question__title": "Remove Colored Pieces if Both Neighbors are the Same Color", "question__title_slug": "remove-colored-pieces-if-both-neighbors-are-the-same-color", "question__hide": false, "total_acs": 35731, "total_submitted": 56369, "total_column_articles": 464, "frontend_question_id": "2038", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2148, "question__title": "Minimum Number of Moves to Seat Everyone", "question__title_slug": "minimum-number-of-moves-to-seat-everyone", "question__hide": false, "total_acs": 24811, "total_submitted": 29282, "total_column_articles": 267, "frontend_question_id": "2037", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2147, "question__title": "The Score of Students Solving Math Expression", "question__title_slug": "the-score-of-students-solving-math-expression", "question__hide": false, "total_acs": 2036, "total_submitted": 5346, "total_column_articles": 47, "frontend_question_id": "2019", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2146, "question__title": "Check if Word Can Be Placed In Crossword", "question__title_slug": "check-if-word-can-be-placed-in-crossword", "question__hide": false, "total_acs": 3391, "total_submitted": 7957, "total_column_articles": 73, "frontend_question_id": "2018", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2145, "question__title": "Grid Game", "question__title_slug": "grid-game", "question__hide": false, "total_acs": 6225, "total_submitted": 15856, "total_column_articles": 132, "frontend_question_id": "2017", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2144, "question__title": "Maximum Difference Between Increasing Elements", "question__title_slug": "maximum-difference-between-increasing-elements", "question__hide": false, "total_acs": 46197, "total_submitted": 77336, "total_column_articles": 517, "frontend_question_id": "2016", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2143, "question__title": "Count the Number of Experiments", "question__title_slug": "count-the-number-of-experiments", "question__hide": false, "total_acs": 2703, "total_submitted": 5759, "total_column_articles": 31, "frontend_question_id": "1990", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2142, "question__title": "Average Height of Buildings in Each Segment", "question__title_slug": "average-height-of-buildings-in-each-segment", "question__hide": false, "total_acs": 390, "total_submitted": 679, "total_column_articles": 16, "frontend_question_id": "2015", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2141, "question__title": "Smallest Greater Multiple Made of Two Digits", "question__title_slug": "smallest-greater-multiple-made-of-two-digits", "question__hide": false, "total_acs": 351, "total_submitted": 762, "total_column_articles": 14, "frontend_question_id": "1999", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2140, "question__title": "Longest Subsequence Repeated k Times", "question__title_slug": "longest-subsequence-repeated-k-times", "question__hide": false, "total_acs": 2483, "total_submitted": 4530, "total_column_articles": 31, "frontend_question_id": "2014", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2139, "question__title": "Detect Squares", "question__title_slug": "detect-squares", "question__hide": false, "total_acs": 22024, "total_submitted": 38879, "total_column_articles": 246, "frontend_question_id": "2013", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2138, "question__title": "Sum of Beauty in the Array", "question__title_slug": "sum-of-beauty-in-the-array", "question__hide": false, "total_acs": 6447, "total_submitted": 16284, "total_column_articles": 108, "frontend_question_id": "2012", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2137, "question__title": "Final Value of Variable After Performing Operations", "question__title_slug": "final-value-of-variable-after-performing-operations", "question__hide": false, "total_acs": 50583, "total_submitted": 58720, "total_column_articles": 431, "frontend_question_id": "2011", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2136, "question__title": "Find Cutoff Score for Each School", "question__title_slug": "find-cutoff-score-for-each-school", "question__hide": false, "total_acs": 5099, "total_submitted": 7917, "total_column_articles": 61, "frontend_question_id": "1988", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2135, "question__title": "Maximum Number of Ways to Partition an Array", "question__title_slug": "maximum-number-of-ways-to-partition-an-array", "question__hide": false, "total_acs": 2655, "total_submitted": 8617, "total_column_articles": 65, "frontend_question_id": "2025", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2134, "question__title": "Maximize the Confusion of an Exam", "question__title_slug": "maximize-the-confusion-of-an-exam", "question__hide": false, "total_acs": 39493, "total_submitted": 68719, "total_column_articles": 448, "frontend_question_id": "2024", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2133, "question__title": "Number of Pairs of Strings With Concatenation Equal to Target", "question__title_slug": "number-of-pairs-of-strings-with-concatenation-equal-to-target", "question__hide": false, "total_acs": 7038, "total_submitted": 9499, "total_column_articles": 108, "frontend_question_id": "2023", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2132, "question__title": "Convert 1D Array Into 2D Array", "question__title_slug": "convert-1d-array-into-2d-array", "question__hide": false, "total_acs": 42095, "total_submitted": 64187, "total_column_articles": 496, "frontend_question_id": "2022", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2131, "question__title": "Smallest Missing Genetic Value in Each Subtree", "question__title_slug": "smallest-missing-genetic-value-in-each-subtree", "question__hide": false, "total_acs": 15544, "total_submitted": 26085, "total_column_articles": 115, "frontend_question_id": "2003", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2130, "question__title": "Maximum Product of the Length of Two Palindromic Subsequences", "question__title_slug": "maximum-product-of-the-length-of-two-palindromic-subsequences", "question__hide": false, "total_acs": 6284, "total_submitted": 10322, "total_column_articles": 127, "frontend_question_id": "2002", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2129, "question__title": "Number of Pairs of Interchangeable Rectangles", "question__title_slug": "number-of-pairs-of-interchangeable-rectangles", "question__hide": false, "total_acs": 8769, "total_submitted": 22222, "total_column_articles": 172, "frontend_question_id": "2001", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2128, "question__title": "Reverse Prefix of Word", "question__title_slug": "reverse-prefix-of-word", "question__hide": false, "total_acs": 40289, "total_submitted": 52211, "total_column_articles": 503, "frontend_question_id": "2000", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2127, "question__title": "Employees Whose Manager Left the Company", "question__title_slug": "employees-whose-manager-left-the-company", "question__hide": false, "total_acs": 13238, "total_submitted": 27715, "total_column_articles": 90, "frontend_question_id": "1978", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2126, "question__title": "Count Nodes Equal to Sum of Descendants", "question__title_slug": "count-nodes-equal-to-sum-of-descendants", "question__hide": false, "total_acs": 577, "total_submitted": 942, "total_column_articles": 21, "frontend_question_id": "1973", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2125, "question__title": "GCD Sort of an Array", "question__title_slug": "gcd-sort-of-an-array", "question__hide": false, "total_acs": 3291, "total_submitted": 7123, "total_column_articles": 60, "frontend_question_id": "1998", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2124, "question__title": "First Day Where You Have Been in All the Rooms", "question__title_slug": "first-day-where-you-have-been-in-all-the-rooms", "question__hide": false, "total_acs": 3767, "total_submitted": 10643, "total_column_articles": 56, "frontend_question_id": "1997", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2123, "question__title": "The Number of Weak Characters in the Game", "question__title_slug": "the-number-of-weak-characters-in-the-game", "question__hide": false, "total_acs": 30233, "total_submitted": 72686, "total_column_articles": 310, "frontend_question_id": "1996", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2122, "question__title": "Count Special Quadruplets", "question__title_slug": "count-special-quadruplets", "question__hide": false, "total_acs": 38719, "total_submitted": 58375, "total_column_articles": 293, "frontend_question_id": "1995", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2121, "question__title": "Find if Path Exists in Graph", "question__title_slug": "find-if-path-exists-in-graph", "question__hide": false, "total_acs": 35097, "total_submitted": 65754, "total_column_articles": 350, "frontend_question_id": "1971", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2120, "question__title": "First and Last Call On the Same Day", "question__title_slug": "first-and-last-call-on-the-same-day", "question__hide": false, "total_acs": 3004, "total_submitted": 7107, "total_column_articles": 51, "frontend_question_id": "1972", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2119, "question__title": "Minimum Number of Operations to Make Array Continuous", "question__title_slug": "minimum-number-of-operations-to-make-array-continuous", "question__hide": false, "total_acs": 3487, "total_submitted": 7916, "total_column_articles": 81, "frontend_question_id": "2009", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2118, "question__title": "Maximum Earnings From Taxi", "question__title_slug": "maximum-earnings-from-taxi", "question__hide": false, "total_acs": 21881, "total_submitted": 38739, "total_column_articles": 209, "frontend_question_id": "2008", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2117, "question__title": "Find Original Array From Doubled Array", "question__title_slug": "find-original-array-from-doubled-array", "question__hide": false, "total_acs": 7357, "total_submitted": 21560, "total_column_articles": 132, "frontend_question_id": "2007", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2116, "question__title": "Count Number of Pairs With Absolute Difference K", "question__title_slug": "count-number-of-pairs-with-absolute-difference-k", "question__hide": false, "total_acs": 57266, "total_submitted": 68913, "total_column_articles": 543, "frontend_question_id": "2006", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2115, "question__title": "Number of Unique Good Subsequences", "question__title_slug": "number-of-unique-good-subsequences", "question__hide": false, "total_acs": 2642, "total_submitted": 5169, "total_column_articles": 43, "frontend_question_id": "1987", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2114, "question__title": "Minimum Number of Work Sessions to Finish the Tasks", "question__title_slug": "minimum-number-of-work-sessions-to-finish-the-tasks", "question__hide": false, "total_acs": 7273, "total_submitted": 21533, "total_column_articles": 126, "frontend_question_id": "1986", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2113, "question__title": "Find the Kth Largest Integer in the Array", "question__title_slug": "find-the-kth-largest-integer-in-the-array", "question__hide": false, "total_acs": 12083, "total_submitted": 28556, "total_column_articles": 156, "frontend_question_id": "1985", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2112, "question__title": "Minimum Difference Between Highest and Lowest of K Scores", "question__title_slug": "minimum-difference-between-highest-and-lowest-of-k-scores", "question__hide": false, "total_acs": 48622, "total_submitted": 78686, "total_column_articles": 568, "frontend_question_id": "1984", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2111, "question__title": "Binary Searchable Numbers in an Unsorted Array", "question__title_slug": "binary-searchable-numbers-in-an-unsorted-array", "question__hide": false, "total_acs": 285, "total_submitted": 438, "total_column_articles": 11, "frontend_question_id": "1966", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2110, "question__title": "Employees With Missing Information", "question__title_slug": "employees-with-missing-information", "question__hide": false, "total_acs": 49623, "total_submitted": 69972, "total_column_articles": 318, "frontend_question_id": "1965", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2109, "question__title": "Find Array Given Subset Sums", "question__title_slug": "find-array-given-subset-sums", "question__hide": false, "total_acs": 1626, "total_submitted": 3321, "total_column_articles": 28, "frontend_question_id": "1982", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2108, "question__title": "Minimize the Difference Between Target and Chosen Elements", "question__title_slug": "minimize-the-difference-between-target-and-chosen-elements", "question__hide": false, "total_acs": 7740, "total_submitted": 22989, "total_column_articles": 109, "frontend_question_id": "1981", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2107, "question__title": "Find Unique Binary String", "question__title_slug": "find-unique-binary-string", "question__hide": false, "total_acs": 9339, "total_submitted": 15451, "total_column_articles": 154, "frontend_question_id": "1980", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2106, "question__title": "Find Greatest Common Divisor of Array", "question__title_slug": "find-greatest-common-divisor-of-array", "question__hide": false, "total_acs": 24382, "total_submitted": 31878, "total_column_articles": 293, "frontend_question_id": "1979", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2105, "question__title": "The Number of Good Subsets", "question__title_slug": "the-number-of-good-subsets", "question__hide": false, "total_acs": 16820, "total_submitted": 29954, "total_column_articles": 190, "frontend_question_id": "1994", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2104, "question__title": "Operations on Tree", "question__title_slug": "operations-on-tree", "question__hide": false, "total_acs": 15931, "total_submitted": 30290, "total_column_articles": 150, "frontend_question_id": "1993", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2103, "question__title": "Find All Groups of Farmland", "question__title_slug": "find-all-groups-of-farmland", "question__hide": false, "total_acs": 6204, "total_submitted": 10109, "total_column_articles": 131, "frontend_question_id": "1992", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2102, "question__title": "Find the Middle Index in Array", "question__title_slug": "find-the-middle-index-in-array", "question__hide": false, "total_acs": 26206, "total_submitted": 41297, "total_column_articles": 359, "frontend_question_id": "1991", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2101, "question__title": "Last Day Where You Can Still Cross", "question__title_slug": "last-day-where-you-can-still-cross", "question__hide": false, "total_acs": 3940, "total_submitted": 7720, "total_column_articles": 74, "frontend_question_id": "1970", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2100, "question__title": "Minimum Non-Zero Product of the Array Elements", "question__title_slug": "minimum-non-zero-product-of-the-array-elements", "question__hide": false, "total_acs": 4092, "total_submitted": 13492, "total_column_articles": 58, "frontend_question_id": "1969", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2099, "question__title": "Number of Strings That Appear as Substrings in Word", "question__title_slug": "number-of-strings-that-appear-as-substrings-in-word", "question__hide": false, "total_acs": 12825, "total_submitted": 16134, "total_column_articles": 168, "frontend_question_id": "1967", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2098, "question__title": "All the Pairs With the Maximum Number of Common Followers", "question__title_slug": "all-the-pairs-with-the-maximum-number-of-common-followers", "question__hide": false, "total_acs": 4310, "total_submitted": 6598, "total_column_articles": 55, "frontend_question_id": "1951", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2097, "question__title": "Strong Friendship", "question__title_slug": "strong-friendship", "question__hide": false, "total_acs": 3969, "total_submitted": 7558, "total_column_articles": 55, "frontend_question_id": "1949", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2096, "question__title": "Find the Longest Valid Obstacle Course at Each Position", "question__title_slug": "find-the-longest-valid-obstacle-course-at-each-position", "question__hide": false, "total_acs": 6572, "total_submitted": 14607, "total_column_articles": 85, "frontend_question_id": "1964", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2095, "question__title": "Minimum Number of Swaps to Make the String Balanced", "question__title_slug": "minimum-number-of-swaps-to-make-the-string-balanced", "question__hide": false, "total_acs": 7373, "total_submitted": 11299, "total_column_articles": 88, "frontend_question_id": "1963", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2094, "question__title": "Remove Stones to Minimize the Total", "question__title_slug": "remove-stones-to-minimize-the-total", "question__hide": false, "total_acs": 8855, "total_submitted": 18723, "total_column_articles": 112, "frontend_question_id": "1962", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2093, "question__title": "Check If String Is a Prefix of Array", "question__title_slug": "check-if-string-is-a-prefix-of-array", "question__hide": false, "total_acs": 13700, "total_submitted": 26063, "total_column_articles": 165, "frontend_question_id": "1961", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2092, "question__title": "Users That Actively Request Confirmation Messages", "question__title_slug": "users-that-actively-request-confirmation-messages", "question__hide": false, "total_acs": 3155, "total_submitted": 5379, "total_column_articles": 32, "frontend_question_id": "1939", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2091, "question__title": "Number of Ways to Separate Numbers", "question__title_slug": "number-of-ways-to-separate-numbers", "question__hide": false, "total_acs": 1860, "total_submitted": 5980, "total_column_articles": 28, "frontend_question_id": "1977", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2090, "question__title": "Number of Ways to Arrive at Destination", "question__title_slug": "number-of-ways-to-arrive-at-destination", "question__hide": false, "total_acs": 6963, "total_submitted": 18782, "total_column_articles": 114, "frontend_question_id": "1976", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2089, "question__title": "Maximum Matrix Sum", "question__title_slug": "maximum-matrix-sum", "question__hide": false, "total_acs": 5533, "total_submitted": 13118, "total_column_articles": 82, "frontend_question_id": "1975", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2088, "question__title": "Minimum Time to Type Word Using Special Typewriter", "question__title_slug": "minimum-time-to-type-word-using-special-typewriter", "question__hide": false, "total_acs": 10677, "total_submitted": 14945, "total_column_articles": 158, "frontend_question_id": "1974", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2087, "question__title": "Confirmation Rate", "question__title_slug": "confirmation-rate", "question__hide": false, "total_acs": 17615, "total_submitted": 28370, "total_column_articles": 162, "frontend_question_id": "1934", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2086, "question__title": "Count Number of Special Subsequences", "question__title_slug": "count-number-of-special-subsequences", "question__hide": false, "total_acs": 4167, "total_submitted": 7845, "total_column_articles": 61, "frontend_question_id": "1955", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2085, "question__title": "Array With Elements Not Equal to Average of Neighbors", "question__title_slug": "array-with-elements-not-equal-to-average-of-neighbors", "question__hide": false, "total_acs": 6868, "total_submitted": 17287, "total_column_articles": 99, "frontend_question_id": "1968", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2084, "question__title": "Maximum Number of Weeks for Which You Can Work", "question__title_slug": "maximum-number-of-weeks-for-which-you-can-work", "question__hide": false, "total_acs": 7040, "total_submitted": 18603, "total_column_articles": 118, "frontend_question_id": "1953", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2083, "question__title": "Three Divisors", "question__title_slug": "three-divisors", "question__hide": false, "total_acs": 16023, "total_submitted": 29029, "total_column_articles": 191, "frontend_question_id": "1952", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2082, "question__title": "Minimum Cost to Separate Sentence Into Rows", "question__title_slug": "minimum-cost-to-separate-sentence-into-rows", "question__hide": false, "total_acs": 336, "total_submitted": 700, "total_column_articles": 19, "frontend_question_id": "2052", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2081, "question__title": "Minimum Total Space Wasted With K Resizing Operations", "question__title_slug": "minimum-total-space-wasted-with-k-resizing-operations", "question__hide": false, "total_acs": 2685, "total_submitted": 5731, "total_column_articles": 52, "frontend_question_id": "1959", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2080, "question__title": "Check if Move is Legal", "question__title_slug": "check-if-move-is-legal", "question__hide": false, "total_acs": 3857, "total_submitted": 8521, "total_column_articles": 68, "frontend_question_id": "1958", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2079, "question__title": "Delete Duplicate Folders in System", "question__title_slug": "delete-duplicate-folders-in-system", "question__hide": false, "total_acs": 1814, "total_submitted": 3310, "total_column_articles": 29, "frontend_question_id": "1948", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2078, "question__title": "Maximum Compatibility Score Sum", "question__title_slug": "maximum-compatibility-score-sum", "question__hide": false, "total_acs": 7270, "total_submitted": 12315, "total_column_articles": 137, "frontend_question_id": "1947", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2077, "question__title": "Largest Number After Mutating Substring", "question__title_slug": "largest-number-after-mutating-substring", "question__hide": false, "total_acs": 7957, "total_submitted": 24388, "total_column_articles": 115, "frontend_question_id": "1946", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2076, "question__title": "Sum of Digits of String After Convert", "question__title_slug": "sum-of-digits-of-string-after-convert", "question__hide": false, "total_acs": 32021, "total_submitted": 45500, "total_column_articles": 388, "frontend_question_id": "1945", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2075, "question__title": "Brightest Position on Street", "question__title_slug": "brightest-position-on-street", "question__hide": false, "total_acs": 679, "total_submitted": 1090, "total_column_articles": 23, "frontend_question_id": "2021", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2074, "question__title": "Erect the Fence II", "question__title_slug": "erect-the-fence-ii", "question__hide": false, "total_acs": 267, "total_submitted": 593, "total_column_articles": 11, "frontend_question_id": "1924", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2073, "question__title": "Minimum Time For K Virus Variants to Spread", "question__title_slug": "minimum-time-for-k-virus-variants-to-spread", "question__hide": false, "total_acs": 324, "total_submitted": 904, "total_column_articles": 15, "frontend_question_id": "1956", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2072, "question__title": "Maximum of Minimum Values in All Subarrays", "question__title_slug": "maximum-of-minimum-values-in-all-subarrays", "question__hide": false, "total_acs": 494, "total_submitted": 983, "total_column_articles": 17, "frontend_question_id": "1950", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2071, "question__title": "Longest Common Subsequence Between Sorted Arrays", "question__title_slug": "longest-common-subsequence-between-sorted-arrays", "question__hide": false, "total_acs": 991, "total_submitted": 1331, "total_column_articles": 42, "frontend_question_id": "1940", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2070, "question__title": "Check if String Is Decomposable Into Value-Equal Substrings", "question__title_slug": "check-if-string-is-decomposable-into-value-equal-substrings", "question__hide": false, "total_acs": 1185, "total_submitted": 2395, "total_column_articles": 44, "frontend_question_id": "1933", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2069, "question__title": "Kth Smallest Subarray Sum", "question__title_slug": "kth-smallest-subarray-sum", "question__hide": false, "total_acs": 800, "total_submitted": 1657, "total_column_articles": 12, "frontend_question_id": "1918", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2068, "question__title": "Maximum Genetic Difference Query", "question__title_slug": "maximum-genetic-difference-query", "question__hide": false, "total_acs": 2069, "total_submitted": 4989, "total_column_articles": 55, "frontend_question_id": "1938", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2067, "question__title": "Maximum Number of Points with Cost", "question__title_slug": "maximum-number-of-points-with-cost", "question__hide": false, "total_acs": 5456, "total_submitted": 18565, "total_column_articles": 92, "frontend_question_id": "1937", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2066, "question__title": "Add Minimum Number of Rungs", "question__title_slug": "add-minimum-number-of-rungs", "question__hide": false, "total_acs": 9040, "total_submitted": 19386, "total_column_articles": 124, "frontend_question_id": "1936", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2065, "question__title": "Check for Contradictions in Equations", "question__title_slug": "check-for-contradictions-in-equations", "question__hide": false, "total_acs": 231, "total_submitted": 501, "total_column_articles": 7, "frontend_question_id": "2307", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2064, "question__title": "Leetcodify Similar Friends", "question__title_slug": "leetcodify-similar-friends", "question__hide": false, "total_acs": 2175, "total_submitted": 5073, "total_column_articles": 41, "frontend_question_id": "1919", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2063, "question__title": "Leetcodify Friends Recommendations", "question__title_slug": "leetcodify-friends-recommendations", "question__hide": false, "total_acs": 2405, "total_submitted": 7950, "total_column_articles": 30, "frontend_question_id": "1917", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2062, "question__title": "Game of Nim", "question__title_slug": "game-of-nim", "question__hide": false, "total_acs": 679, "total_submitted": 1094, "total_column_articles": 19, "frontend_question_id": "1908", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2061, "question__title": "Painting a Grid With Three Different Colors", "question__title_slug": "painting-a-grid-with-three-different-colors", "question__hide": false, "total_acs": 3473, "total_submitted": 5772, "total_column_articles": 95, "frontend_question_id": "1931", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2060, "question__title": "Merge BSTs to Create Single BST", "question__title_slug": "merge-bsts-to-create-single-bst", "question__hide": false, "total_acs": 2256, "total_submitted": 6722, "total_column_articles": 59, "frontend_question_id": "1932", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2059, "question__title": "Unique Length-3 Palindromic Subsequences", "question__title_slug": "unique-length-3-palindromic-subsequences", "question__hide": false, "total_acs": 9528, "total_submitted": 18056, "total_column_articles": 159, "frontend_question_id": "1930", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2058, "question__title": "Concatenation of Array", "question__title_slug": "concatenation-of-array", "question__hide": false, "total_acs": 43071, "total_submitted": 50878, "total_column_articles": 371, "frontend_question_id": "1929", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2057, "question__title": "Count Salary Categories", "question__title_slug": "count-salary-categories", "question__hide": false, "total_acs": 13369, "total_submitted": 20940, "total_column_articles": 128, "frontend_question_id": "1907", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2056, "question__title": "Jump Game VIII", "question__title_slug": "jump-game-viii", "question__hide": false, "total_acs": 289, "total_submitted": 487, "total_column_articles": 16, "frontend_question_id": "2297", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2055, "question__title": "Describe the Painting", "question__title_slug": "describe-the-painting", "question__hide": false, "total_acs": 3432, "total_submitted": 7683, "total_column_articles": 83, "frontend_question_id": "1943", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2054, "question__title": "The Number of the Smallest Unoccupied Chair", "question__title_slug": "the-number-of-the-smallest-unoccupied-chair", "question__hide": false, "total_acs": 5616, "total_submitted": 13247, "total_column_articles": 114, "frontend_question_id": "1942", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2053, "question__title": "Check if All Characters Have Equal Number of Occurrences", "question__title_slug": "check-if-all-characters-have-equal-number-of-occurrences", "question__hide": false, "total_acs": 14088, "total_submitted": 19188, "total_column_articles": 207, "frontend_question_id": "1941", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2052, "question__title": "Depth of BST Given Insertion Order", "question__title_slug": "depth-of-bst-given-insertion-order", "question__hide": false, "total_acs": 493, "total_submitted": 988, "total_column_articles": 14, "frontend_question_id": "1902", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2051, "question__title": "Longest Common Subpath", "question__title_slug": "longest-common-subpath", "question__hide": false, "total_acs": 2867, "total_submitted": 10644, "total_column_articles": 50, "frontend_question_id": "1923", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2050, "question__title": "Count Good Numbers", "question__title_slug": "count-good-numbers", "question__hide": false, "total_acs": 7427, "total_submitted": 20175, "total_column_articles": 105, "frontend_question_id": "1922", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2049, "question__title": "Eliminate Maximum Number of Monsters", "question__title_slug": "eliminate-maximum-number-of-monsters", "question__hide": false, "total_acs": 28963, "total_submitted": 59117, "total_column_articles": 305, "frontend_question_id": "1921", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2048, "question__title": "Build Array from Permutation", "question__title_slug": "build-array-from-permutation", "question__hide": false, "total_acs": 38014, "total_submitted": 44088, "total_column_articles": 341, "frontend_question_id": "1920", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2047, "question__title": "Find a Peak Element II", "question__title_slug": "find-a-peak-element-ii", "question__hide": false, "total_acs": 7780, "total_submitted": 13361, "total_column_articles": 138, "frontend_question_id": "1901", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2046, "question__title": "Page Recommendations II", "question__title_slug": "page-recommendations-ii", "question__hide": false, "total_acs": 2485, "total_submitted": 6479, "total_column_articles": 37, "frontend_question_id": "1892", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2045, "question__title": "Cutting Ribbons", "question__title_slug": "cutting-ribbons", "question__hide": false, "total_acs": 4585, "total_submitted": 10795, "total_column_articles": 53, "frontend_question_id": "1891", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2044, "question__title": "Number of Wonderful Substrings", "question__title_slug": "number-of-wonderful-substrings", "question__hide": false, "total_acs": 5168, "total_submitted": 11265, "total_column_articles": 87, "frontend_question_id": "1915", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2043, "question__title": "Cyclically Rotating a Grid", "question__title_slug": "cyclically-rotating-a-grid", "question__hide": false, "total_acs": 4549, "total_submitted": 9668, "total_column_articles": 102, "frontend_question_id": "1914", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2042, "question__title": "Maximum Product Difference Between Two Pairs", "question__title_slug": "maximum-product-difference-between-two-pairs", "question__hide": false, "total_acs": 22219, "total_submitted": 27591, "total_column_articles": 254, "frontend_question_id": "1913", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2041, "question__title": "The Latest Login in 2020", "question__title_slug": "the-latest-login-in-2020", "question__hide": false, "total_acs": 33591, "total_submitted": 48140, "total_column_articles": 215, "frontend_question_id": "1890", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2040, "question__title": "Minimum Cost to Reach Destination in Time", "question__title_slug": "minimum-cost-to-reach-destination-in-time", "question__hide": false, "total_acs": 5884, "total_submitted": 12776, "total_column_articles": 88, "frontend_question_id": "1928", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2039, "question__title": "Sum Game", "question__title_slug": "sum-game", "question__hide": false, "total_acs": 3370, "total_submitted": 7652, "total_column_articles": 70, "frontend_question_id": "1927", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2038, "question__title": "Nearest Exit from Entrance in Maze", "question__title_slug": "nearest-exit-from-entrance-in-maze", "question__hide": false, "total_acs": 18562, "total_submitted": 46565, "total_column_articles": 219, "frontend_question_id": "1926", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2037, "question__title": "Count Square Sum Triples", "question__title_slug": "count-square-sum-triples", "question__hide": false, "total_acs": 13972, "total_submitted": 20287, "total_column_articles": 154, "frontend_question_id": "1925", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2036, "question__title": "Count Pairs in Two Arrays", "question__title_slug": "count-pairs-in-two-arrays", "question__hide": false, "total_acs": 1282, "total_submitted": 2171, "total_column_articles": 31, "frontend_question_id": "1885", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2035, "question__title": "Count Sub Islands", "question__title_slug": "count-sub-islands", "question__hide": false, "total_acs": 28478, "total_submitted": 42393, "total_column_articles": 443, "frontend_question_id": "1905", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2034, "question__title": "Minimum Absolute Difference Queries", "question__title_slug": "minimum-absolute-difference-queries", "question__hide": false, "total_acs": 4253, "total_submitted": 9305, "total_column_articles": 74, "frontend_question_id": "1906", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2033, "question__title": "The Number of Full Rounds You Have Played", "question__title_slug": "the-number-of-full-rounds-you-have-played", "question__hide": false, "total_acs": 5992, "total_submitted": 18891, "total_column_articles": 111, "frontend_question_id": "1904", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2032, "question__title": "Largest Odd Number in String", "question__title_slug": "largest-odd-number-in-string", "question__hide": false, "total_acs": 18102, "total_submitted": 29801, "total_column_articles": 222, "frontend_question_id": "1903", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2031, "question__title": "Egg Drop With 2 Eggs and N Floors", "question__title_slug": "egg-drop-with-2-eggs-and-n-floors", "question__hide": false, "total_acs": 8871, "total_submitted": 12500, "total_column_articles": 115, "frontend_question_id": "1884", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2030, "question__title": "Group Employees of the Same Salary", "question__title_slug": "group-employees-of-the-same-salary", "question__hide": false, "total_acs": 2662, "total_submitted": 4191, "total_column_articles": 46, "frontend_question_id": "1875", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2029, "question__title": "Minimize Product Sum of Two Arrays", "question__title_slug": "minimize-product-sum-of-two-arrays", "question__hide": false, "total_acs": 1200, "total_submitted": 1376, "total_column_articles": 40, "frontend_question_id": "1874", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2028, "question__title": "The Earliest and Latest Rounds Where Players Compete", "question__title_slug": "the-earliest-and-latest-rounds-where-players-compete", "question__hide": false, "total_acs": 1962, "total_submitted": 4224, "total_column_articles": 50, "frontend_question_id": "1900", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2027, "question__title": "Maximum Number of Removable Characters", "question__title_slug": "maximum-number-of-removable-characters", "question__hide": false, "total_acs": 9435, "total_submitted": 24462, "total_column_articles": 123, "frontend_question_id": "1898", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2026, "question__title": "Merge Triplets to Form Target Triplet", "question__title_slug": "merge-triplets-to-form-target-triplet", "question__hide": false, "total_acs": 6134, "total_submitted": 9303, "total_column_articles": 86, "frontend_question_id": "1899", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2025, "question__title": "Redistribute Characters to Make All Strings Equal", "question__title_slug": "redistribute-characters-to-make-all-strings-equal", "question__hide": false, "total_acs": 11650, "total_submitted": 20996, "total_column_articles": 149, "frontend_question_id": "1897", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2024, "question__title": "Calculate Special Bonus", "question__title_slug": "calculate-special-bonus", "question__hide": false, "total_acs": 90006, "total_submitted": 145376, "total_column_articles": 444, "frontend_question_id": "1873", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2023, "question__title": "Design Movie Rental System", "question__title_slug": "design-movie-rental-system", "question__hide": false, "total_acs": 4578, "total_submitted": 18850, "total_column_articles": 86, "frontend_question_id": "1912", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2022, "question__title": "Maximum Alternating Subsequence Sum", "question__title_slug": "maximum-alternating-subsequence-sum", "question__hide": false, "total_acs": 26794, "total_submitted": 39679, "total_column_articles": 311, "frontend_question_id": "1911", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2021, "question__title": "Remove All Occurrences of a Substring", "question__title_slug": "remove-all-occurrences-of-a-substring", "question__hide": false, "total_acs": 7391, "total_submitted": 11157, "total_column_articles": 135, "frontend_question_id": "1910", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2020, "question__title": "Remove One Element to Make the Array Strictly Increasing", "question__title_slug": "remove-one-element-to-make-the-array-strictly-increasing", "question__hide": false, "total_acs": 11616, "total_submitted": 38783, "total_column_articles": 180, "frontend_question_id": "1909", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2019, "question__title": "Product of Two Run-Length Encoded Arrays", "question__title_slug": "product-of-two-run-length-encoded-arrays", "question__hide": false, "total_acs": 2346, "total_submitted": 4772, "total_column_articles": 50, "frontend_question_id": "1868", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2018, "question__title": "Minimum Space Wasted From Packaging", "question__title_slug": "minimum-space-wasted-from-packaging", "question__hide": false, "total_acs": 4059, "total_submitted": 13374, "total_column_articles": 67, "frontend_question_id": "1889", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2017, "question__title": "Minimum Number of Flips to Make the Binary String Alternating", "question__title_slug": "minimum-number-of-flips-to-make-the-binary-string-alternating", "question__hide": false, "total_acs": 4635, "total_submitted": 12842, "total_column_articles": 100, "frontend_question_id": "1888", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2016, "question__title": "Reduction Operations to Make the Array Elements Equal", "question__title_slug": "reduction-operations-to-make-the-array-elements-equal", "question__hide": false, "total_acs": 8498, "total_submitted": 12851, "total_column_articles": 116, "frontend_question_id": "1887", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2015, "question__title": "Determine Whether Matrix Can Be Obtained By Rotation", "question__title_slug": "determine-whether-matrix-can-be-obtained-by-rotation", "question__hide": false, "total_acs": 11820, "total_submitted": 19800, "total_column_articles": 180, "frontend_question_id": "1886", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2014, "question__title": "Orders With Maximum Quantity Above Average", "question__title_slug": "orders-with-maximum-quantity-above-average", "question__hide": false, "total_acs": 5272, "total_submitted": 7808, "total_column_articles": 59, "frontend_question_id": "1867", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2013, "question__title": "Minimum Skips to Arrive at Meeting On Time", "question__title_slug": "minimum-skips-to-arrive-at-meeting-on-time", "question__hide": false, "total_acs": 2745, "total_submitted": 6587, "total_column_articles": 40, "frontend_question_id": "1883", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2012, "question__title": "Process Tasks Using Servers", "question__title_slug": "process-tasks-using-servers", "question__hide": false, "total_acs": 5888, "total_submitted": 18866, "total_column_articles": 151, "frontend_question_id": "1882", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2011, "question__title": "Maximum Value after Insertion", "question__title_slug": "maximum-value-after-insertion", "question__hide": false, "total_acs": 9827, "total_submitted": 25772, "total_column_articles": 104, "frontend_question_id": "1881", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2010, "question__title": "Check if Word Equals Summation of Two Words", "question__title_slug": "check-if-word-equals-summation-of-two-words", "question__hide": false, "total_acs": 13912, "total_submitted": 18285, "total_column_articles": 219, "frontend_question_id": "1880", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2009, "question__title": "Longest Word With All Prefixes", "question__title_slug": "longest-word-with-all-prefixes", "question__hide": false, "total_acs": 1232, "total_submitted": 1846, "total_column_articles": 47, "frontend_question_id": "1858", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2008, "question__title": "Minimum Cost to Change the Final Value of Expression", "question__title_slug": "minimum-cost-to-change-the-final-value-of-expression", "question__hide": false, "total_acs": 1471, "total_submitted": 2843, "total_column_articles": 38, "frontend_question_id": "1896", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2007, "question__title": "Maximum Cost of Trip With K Highways", "question__title_slug": "maximum-cost-of-trip-with-k-highways", "question__hide": false, "total_acs": 360, "total_submitted": 629, "total_column_articles": 16, "frontend_question_id": "2247", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2006, "question__title": "Find the Student that Will Replace the Chalk", "question__title_slug": "find-the-student-that-will-replace-the-chalk", "question__hide": false, "total_acs": 49037, "total_submitted": 106834, "total_column_articles": 622, "frontend_question_id": "1894", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2005, "question__title": "Check if All the Integers in a Range Are Covered", "question__title_slug": "check-if-all-the-integers-in-a-range-are-covered", "question__hide": false, "total_acs": 40467, "total_submitted": 68688, "total_column_articles": 539, "frontend_question_id": "1893", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2004, "question__title": "Convert Date Format", "question__title_slug": "convert-date-format", "question__hide": false, "total_acs": 3666, "total_submitted": 5773, "total_column_articles": 34, "frontend_question_id": "1853", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2003, "question__title": "Distinct Numbers in Each Subarray", "question__title_slug": "distinct-numbers-in-each-subarray", "question__hide": false, "total_acs": 896, "total_submitted": 1483, "total_column_articles": 21, "frontend_question_id": "1852", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2002, "question__title": "Stone Game VIII", "question__title_slug": "stone-game-viii", "question__hide": false, "total_acs": 3556, "total_submitted": 5736, "total_column_articles": 51, "frontend_question_id": "1872", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2001, "question__title": "Jump Game VII", "question__title_slug": "jump-game-vii", "question__hide": false, "total_acs": 10004, "total_submitted": 34751, "total_column_articles": 189, "frontend_question_id": "1871", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2000, "question__title": "Minimum Speed to Arrive on Time", "question__title_slug": "minimum-speed-to-arrive-on-time", "question__hide": false, "total_acs": 14536, "total_submitted": 34543, "total_column_articles": 151, "frontend_question_id": "1870", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1999, "question__title": "Longer Contiguous Segments of Ones than Zeros", "question__title_slug": "longer-contiguous-segments-of-ones-than-zeros", "question__hide": false, "total_acs": 20355, "total_submitted": 29039, "total_column_articles": 277, "frontend_question_id": "1869", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1998, "question__title": "Suspicious Bank Accounts", "question__title_slug": "suspicious-bank-accounts", "question__hide": false, "total_acs": 3261, "total_submitted": 7618, "total_column_articles": 49, "frontend_question_id": "1843", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1997, "question__title": "Next Palindrome Using Same Digits", "question__title_slug": "next-palindrome-using-same-digits", "question__hide": false, "total_acs": 412, "total_submitted": 771, "total_column_articles": 20, "frontend_question_id": "1842", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1996, "question__title": "Number of Ways to Rearrange Sticks With K Sticks Visible", "question__title_slug": "number-of-ways-to-rearrange-sticks-with-k-sticks-visible", "question__hide": false, "total_acs": 3946, "total_submitted": 6339, "total_column_articles": 75, "frontend_question_id": "1866", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1995, "question__title": "Finding Pairs With a Certain Sum", "question__title_slug": "finding-pairs-with-a-certain-sum", "question__hide": false, "total_acs": 7561, "total_submitted": 14845, "total_column_articles": 87, "frontend_question_id": "1865", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1994, "question__title": "Minimum Number of Swaps to Make the Binary String Alternating", "question__title_slug": "minimum-number-of-swaps-to-make-the-binary-string-alternating", "question__hide": false, "total_acs": 7723, "total_submitted": 18801, "total_column_articles": 167, "frontend_question_id": "1864", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1993, "question__title": "Sum of All Subset XOR Totals", "question__title_slug": "sum-of-all-subset-xor-totals", "question__hide": false, "total_acs": 23811, "total_submitted": 28490, "total_column_articles": 286, "frontend_question_id": "1863", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1992, "question__title": "Sort Linked List Already Sorted Using Absolute Values", "question__title_slug": "sort-linked-list-already-sorted-using-absolute-values", "question__hide": false, "total_acs": 889, "total_submitted": 1366, "total_column_articles": 33, "frontend_question_id": "2046", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1991, "question__title": "League Statistics", "question__title_slug": "league-statistics", "question__hide": false, "total_acs": 3151, "total_submitted": 6056, "total_column_articles": 67, "frontend_question_id": "1841", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1990, "question__title": "Get Biggest Three Rhombus Sums in a Grid", "question__title_slug": "get-biggest-three-rhombus-sums-in-a-grid", "question__hide": false, "total_acs": 3381, "total_submitted": 7253, "total_column_articles": 77, "frontend_question_id": "1878", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1989, "question__title": "Minimum XOR Sum of Two Arrays", "question__title_slug": "minimum-xor-sum-of-two-arrays", "question__hide": false, "total_acs": 4634, "total_submitted": 8857, "total_column_articles": 75, "frontend_question_id": "1879", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1988, "question__title": "Minimize Maximum Pair Sum in Array", "question__title_slug": "minimize-maximum-pair-sum-in-array", "question__hide": false, "total_acs": 39375, "total_submitted": 48564, "total_column_articles": 497, "frontend_question_id": "1877", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1987, "question__title": "Substrings of Size Three with Distinct Characters", "question__title_slug": "substrings-of-size-three-with-distinct-characters", "question__hide": false, "total_acs": 18564, "total_submitted": 26328, "total_column_articles": 295, "frontend_question_id": "1876", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1986, "question__title": "Largest Color Value in a Directed Graph", "question__title_slug": "largest-color-value-in-a-directed-graph", "question__hide": false, "total_acs": 4834, "total_submitted": 9805, "total_column_articles": 68, "frontend_question_id": "1857", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1985, "question__title": "Maximum Subarray Min-Product", "question__title_slug": "maximum-subarray-min-product", "question__hide": false, "total_acs": 10599, "total_submitted": 27972, "total_column_articles": 152, "frontend_question_id": "1856", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1984, "question__title": "Maximum Distance Between a Pair of Values", "question__title_slug": "maximum-distance-between-a-pair-of-values", "question__hide": false, "total_acs": 22050, "total_submitted": 37211, "total_column_articles": 245, "frontend_question_id": "1855", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1983, "question__title": "Maximum Population Year", "question__title_slug": "maximum-population-year", "question__hide": false, "total_acs": 18663, "total_submitted": 25935, "total_column_articles": 230, "frontend_question_id": "1854", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1982, "question__title": "Remove Duplicates From an Unsorted Linked List", "question__title_slug": "remove-duplicates-from-an-unsorted-linked-list", "question__hide": false, "total_acs": 2230, "total_submitted": 3023, "total_column_articles": 62, "frontend_question_id": "1836", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1981, "question__title": "Maximum Transaction Each Day", "question__title_slug": "maximum-transaction-each-day", "question__hide": false, "total_acs": 6056, "total_submitted": 7926, "total_column_articles": 79, "frontend_question_id": "1831", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1980, "question__title": "Faulty Sensor", "question__title_slug": "faulty-sensor", "question__hide": false, "total_acs": 926, "total_submitted": 2208, "total_column_articles": 40, "frontend_question_id": "1826", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1979, "question__title": "Maximum Number of People That Can Be Caught in Tag", "question__title_slug": "maximum-number-of-people-that-can-be-caught-in-tag", "question__hide": false, "total_acs": 370, "total_submitted": 649, "total_column_articles": 16, "frontend_question_id": "1989", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1978, "question__title": "Minimum Adjacent Swaps to Reach the Kth Smallest Number", "question__title_slug": "minimum-adjacent-swaps-to-reach-the-kth-smallest-number", "question__hide": false, "total_acs": 3747, "total_submitted": 5929, "total_column_articles": 70, "frontend_question_id": "1850", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1977, "question__title": "Minimum Interval to Include Each Query", "question__title_slug": "minimum-interval-to-include-each-query", "question__hide": false, "total_acs": 15468, "total_submitted": 29631, "total_column_articles": 172, "frontend_question_id": "1851", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1976, "question__title": "Splitting a String Into Descending Consecutive Values", "question__title_slug": "splitting-a-string-into-descending-consecutive-values", "question__hide": false, "total_acs": 7919, "total_submitted": 23728, "total_column_articles": 141, "frontend_question_id": "1849", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1975, "question__title": "Minimum Distance to the Target Element", "question__title_slug": "minimum-distance-to-the-target-element", "question__hide": false, "total_acs": 14863, "total_submitted": 22481, "total_column_articles": 191, "frontend_question_id": "1848", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1974, "question__title": "Find Customers With Positive Revenue this Year", "question__title_slug": "find-customers-with-positive-revenue-this-year", "question__hide": false, "total_acs": 10042, "total_submitted": 11570, "total_column_articles": 54, "frontend_question_id": "1821", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1972, "question__title": "Rotating the Box", "question__title_slug": "rotating-the-box", "question__hide": false, "total_acs": 6239, "total_submitted": 9780, "total_column_articles": 120, "frontend_question_id": "1861", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1971, "question__title": "Incremental Memory Leak", "question__title_slug": "incremental-memory-leak", "question__hide": false, "total_acs": 7148, "total_submitted": 9392, "total_column_articles": 132, "frontend_question_id": "1860", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1970, "question__title": "Sorting the Sentence", "question__title_slug": "sorting-the-sentence", "question__hide": false, "total_acs": 16984, "total_submitted": 23185, "total_column_articles": 340, "frontend_question_id": "1859", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1969, "question__title": "Maximum Number of Accepted Invitations", "question__title_slug": "maximum-number-of-accepted-invitations", "question__hide": false, "total_acs": 462, "total_submitted": 985, "total_column_articles": 18, "frontend_question_id": "1820", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1968, "question__title": "Maximum Building Height", "question__title_slug": "maximum-building-height", "question__hide": false, "total_acs": 3119, "total_submitted": 7837, "total_column_articles": 65, "frontend_question_id": "1840", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1967, "question__title": "Longest Substring Of All Vowels in Order", "question__title_slug": "longest-substring-of-all-vowels-in-order", "question__hide": false, "total_acs": 13419, "total_submitted": 27495, "total_column_articles": 228, "frontend_question_id": "1839", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1966, "question__title": "Frequency of the Most Frequent Element", "question__title_slug": "frequency-of-the-most-frequent-element", "question__hide": false, "total_acs": 37525, "total_submitted": 86897, "total_column_articles": 389, "frontend_question_id": "1838", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1965, "question__title": "Sum of Digits in Base K", "question__title_slug": "sum-of-digits-in-base-k", "question__hide": false, "total_acs": 17026, "total_submitted": 21682, "total_column_articles": 184, "frontend_question_id": "1837", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1964, "question__title": "Find Interview Candidates", "question__title_slug": "find-interview-candidates", "question__hide": false, "total_acs": 3598, "total_submitted": 5767, "total_column_articles": 58, "frontend_question_id": "1811", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1963, "question__title": "Find XOR Sum of All Pairs Bitwise AND", "question__title_slug": "find-xor-sum-of-all-pairs-bitwise-and", "question__hide": false, "total_acs": 5430, "total_submitted": 9596, "total_column_articles": 80, "frontend_question_id": "1835", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1962, "question__title": "Single-Threaded CPU", "question__title_slug": "single-threaded-cpu", "question__hide": false, "total_acs": 10952, "total_submitted": 28673, "total_column_articles": 190, "frontend_question_id": "1834", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1961, "question__title": "Maximum Ice Cream Bars", "question__title_slug": "maximum-ice-cream-bars", "question__hide": false, "total_acs": 50145, "total_submitted": 73601, "total_column_articles": 467, "frontend_question_id": "1833", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1960, "question__title": "Check if the Sentence Is Pangram", "question__title_slug": "check-if-the-sentence-is-pangram", "question__hide": false, "total_acs": 53464, "total_submitted": 63355, "total_column_articles": 634, "frontend_question_id": "1832", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1959, "question__title": "Minimum Path Cost in a Hidden Grid", "question__title_slug": "minimum-path-cost-in-a-hidden-grid", "question__hide": false, "total_acs": 430, "total_submitted": 690, "total_column_articles": 11, "frontend_question_id": "1810", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1958, "question__title": "Ad-Free Sessions", "question__title_slug": "ad-free-sessions", "question__hide": false, "total_acs": 4968, "total_submitted": 8130, "total_column_articles": 56, "frontend_question_id": "1809", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1957, "question__title": "Closest Room", "question__title_slug": "closest-room", "question__hide": false, "total_acs": 4158, "total_submitted": 10234, "total_column_articles": 80, "frontend_question_id": "1847", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1956, "question__title": "Maximum Element After Decreasing and Rearranging", "question__title_slug": "maximum-element-after-decreasing-and-rearranging", "question__hide": false, "total_acs": 31534, "total_submitted": 49989, "total_column_articles": 417, "frontend_question_id": "1846", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1955, "question__title": "Seat Reservation Manager", "question__title_slug": "seat-reservation-manager", "question__hide": false, "total_acs": 16629, "total_submitted": 34483, "total_column_articles": 173, "frontend_question_id": "1845", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1954, "question__title": "Replace All Digits with Characters", "question__title_slug": "replace-all-digits-with-characters", "question__hide": false, "total_acs": 14541, "total_submitted": 18461, "total_column_articles": 224, "frontend_question_id": "1844", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1953, "question__title": "Finding MK Average", "question__title_slug": "finding-mk-average", "question__hide": false, "total_acs": 13839, "total_submitted": 31812, "total_column_articles": 192, "frontend_question_id": "1825", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1952, "question__title": "Minimum Sideway Jumps", "question__title_slug": "minimum-sideway-jumps", "question__hide": false, "total_acs": 23704, "total_submitted": 34667, "total_column_articles": 334, "frontend_question_id": "1824", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1951, "question__title": "Find the Winner of the Circular Game", "question__title_slug": "find-the-winner-of-the-circular-game", "question__hide": false, "total_acs": 55699, "total_submitted": 71039, "total_column_articles": 591, "frontend_question_id": "1823", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1950, "question__title": "Sign of the Product of an Array", "question__title_slug": "sign-of-the-product-of-an-array", "question__hide": false, "total_acs": 78848, "total_submitted": 110855, "total_column_articles": 760, "frontend_question_id": "1822", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1949, "question__title": "Implement Trie II (Prefix Tree)", "question__title_slug": "implement-trie-ii-prefix-tree", "question__hide": false, "total_acs": 2637, "total_submitted": 4580, "total_column_articles": 63, "frontend_question_id": "1804", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1948, "question__title": "Rearrange Products Table", "question__title_slug": "rearrange-products-table", "question__hide": false, "total_acs": 46790, "total_submitted": 59821, "total_column_articles": 225, "frontend_question_id": "1795", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1947, "question__title": "Number of Different Subsequences GCDs", "question__title_slug": "number-of-different-subsequences-gcds", "question__hide": false, "total_acs": 16292, "total_submitted": 25707, "total_column_articles": 109, "frontend_question_id": "1819", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1946, "question__title": "Minimum Absolute Sum Difference", "question__title_slug": "minimum-absolute-sum-difference", "question__hide": false, "total_acs": 32119, "total_submitted": 85551, "total_column_articles": 398, "frontend_question_id": "1818", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1945, "question__title": "Finding the Users Active Minutes", "question__title_slug": "finding-the-users-active-minutes", "question__hide": false, "total_acs": 24969, "total_submitted": 31465, "total_column_articles": 316, "frontend_question_id": "1817", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1944, "question__title": "Truncate Sentence", "question__title_slug": "truncate-sentence", "question__hide": false, "total_acs": 56261, "total_submitted": 77643, "total_column_articles": 750, "frontend_question_id": "1816", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1943, "question__title": "Count Pairs of Equal Substrings With Minimum Difference", "question__title_slug": "count-pairs-of-equal-substrings-with-minimum-difference", "question__hide": false, "total_acs": 412, "total_submitted": 744, "total_column_articles": 13, "frontend_question_id": "1794", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1942, "question__title": "Primary Department for Each Employee", "question__title_slug": "primary-department-for-each-employee", "question__hide": false, "total_acs": 15325, "total_submitted": 22867, "total_column_articles": 158, "frontend_question_id": "1789", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1941, "question__title": "Minimum Number of Operations to Make String Sorted", "question__title_slug": "minimum-number-of-operations-to-make-string-sorted", "question__hide": false, "total_acs": 1593, "total_submitted": 2975, "total_column_articles": 31, "frontend_question_id": "1830", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1940, "question__title": "Maximum XOR for Each Query", "question__title_slug": "maximum-xor-for-each-query", "question__hide": false, "total_acs": 6760, "total_submitted": 9278, "total_column_articles": 125, "frontend_question_id": "1829", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1939, "question__title": "Queries on Number of Points Inside a Circle", "question__title_slug": "queries-on-number-of-points-inside-a-circle", "question__hide": false, "total_acs": 31274, "total_submitted": 35548, "total_column_articles": 330, "frontend_question_id": "1828", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1938, "question__title": "Minimum Operations to Make the Array Increasing", "question__title_slug": "minimum-operations-to-make-the-array-increasing", "question__hide": false, "total_acs": 40865, "total_submitted": 50490, "total_column_articles": 435, "frontend_question_id": "1827", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1937, "question__title": "Maximize the Beauty of the Garden", "question__title_slug": "maximize-the-beauty-of-the-garden", "question__hide": false, "total_acs": 751, "total_submitted": 1171, "total_column_articles": 32, "frontend_question_id": "1788", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1936, "question__title": "Maximize Number of Nice Divisors", "question__title_slug": "maximize-number-of-nice-divisors", "question__hide": false, "total_acs": 3519, "total_submitted": 12109, "total_column_articles": 64, "frontend_question_id": "1808", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1935, "question__title": "Minimum Number of Operations to Reinitialize a Permutation", "question__title_slug": "minimum-number-of-operations-to-reinitialize-a-permutation", "question__hide": false, "total_acs": 26155, "total_submitted": 34052, "total_column_articles": 304, "frontend_question_id": "1806", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1934, "question__title": "Evaluate the Bracket Pairs of a String", "question__title_slug": "evaluate-the-bracket-pairs-of-a-string", "question__hide": false, "total_acs": 31586, "total_submitted": 46751, "total_column_articles": 437, "frontend_question_id": "1807", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1933, "question__title": "Number of Different Integers in a String", "question__title_slug": "number-of-different-integers-in-a-string", "question__hide": false, "total_acs": 40344, "total_submitted": 93748, "total_column_articles": 557, "frontend_question_id": "1805", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1932, "question__title": "Grand Slam Titles", "question__title_slug": "grand-slam-titles", "question__hide": false, "total_acs": 7575, "total_submitted": 9525, "total_column_articles": 94, "frontend_question_id": "1783", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1931, "question__title": "Shortest Path in a Hidden Grid", "question__title_slug": "shortest-path-in-a-hidden-grid", "question__hide": false, "total_acs": 497, "total_submitted": 1019, "total_column_articles": 16, "frontend_question_id": "1778", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1930, "question__title": "Maximum Number of Consecutive Values You Can Make", "question__title_slug": "maximum-number-of-consecutive-values-you-can-make", "question__hide": false, "total_acs": 23545, "total_submitted": 33136, "total_column_articles": 241, "frontend_question_id": "1798", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1929, "question__title": "Maximum Value at a Given Index in a Bounded Array", "question__title_slug": "maximum-value-at-a-given-index-in-a-bounded-array", "question__hide": false, "total_acs": 25749, "total_submitted": 67598, "total_column_articles": 389, "frontend_question_id": "1802", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1928, "question__title": "Number of Orders in the Backlog", "question__title_slug": "number-of-orders-in-the-backlog", "question__hide": false, "total_acs": 20974, "total_submitted": 39339, "total_column_articles": 303, "frontend_question_id": "1801", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1927, "question__title": "Maximum Ascending Subarray Sum", "question__title_slug": "maximum-ascending-subarray-sum", "question__hide": false, "total_acs": 45289, "total_submitted": 66126, "total_column_articles": 649, "frontend_question_id": "1800", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1926, "question__title": "Product's Price for Each Store", "question__title_slug": "products-price-for-each-store", "question__hide": false, "total_acs": 9173, "total_submitted": 11789, "total_column_articles": 88, "frontend_question_id": "1777", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1925, "question__title": "Count Nice Pairs in an Array", "question__title_slug": "count-nice-pairs-in-an-array", "question__hide": false, "total_acs": 25887, "total_submitted": 54852, "total_column_articles": 314, "frontend_question_id": "1814", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1924, "question__title": "Maximum Number of Groups Getting Fresh Donuts", "question__title_slug": "maximum-number-of-groups-getting-fresh-donuts", "question__hide": false, "total_acs": 11377, "total_submitted": 21332, "total_column_articles": 94, "frontend_question_id": "1815", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1923, "question__title": "Sentence Similarity III", "question__title_slug": "sentence-similarity-iii", "question__hide": false, "total_acs": 25794, "total_submitted": 62023, "total_column_articles": 335, "frontend_question_id": "1813", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1920, "question__title": "Determine Color of a Chessboard Square", "question__title_slug": "determine-color-of-a-chessboard-square", "question__hide": false, "total_acs": 44265, "total_submitted": 54473, "total_column_articles": 717, "frontend_question_id": "1812", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1919, "question__title": "Sort Features by Popularity", "question__title_slug": "sort-features-by-popularity", "question__hide": false, "total_acs": 869, "total_submitted": 1812, "total_column_articles": 21, "frontend_question_id": "1772", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1918, "question__title": "Maximum Score of a Good Subarray", "question__title_slug": "maximum-score-of-a-good-subarray", "question__hide": false, "total_acs": 6341, "total_submitted": 13654, "total_column_articles": 132, "frontend_question_id": "1793", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1917, "question__title": "Maximum Average Pass Ratio", "question__title_slug": "maximum-average-pass-ratio", "question__hide": false, "total_acs": 24719, "total_submitted": 41990, "total_column_articles": 262, "frontend_question_id": "1792", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1916, "question__title": "Find Center of Star Graph", "question__title_slug": "find-center-of-star-graph", "question__hide": false, "total_acs": 58692, "total_submitted": 70892, "total_column_articles": 517, "frontend_question_id": "1791", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1915, "question__title": "Check if One String Swap Can Make Strings Equal", "question__title_slug": "check-if-one-string-swap-can-make-strings-equal", "question__hide": false, "total_acs": 66093, "total_submitted": 125988, "total_column_articles": 881, "frontend_question_id": "1790", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1914, "question__title": "Find the Subtasks That Did Not Execute", "question__title_slug": "find-the-subtasks-that-did-not-execute", "question__hide": false, "total_acs": 4605, "total_submitted": 5860, "total_column_articles": 74, "frontend_question_id": "1767", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1913, "question__title": "Make the XOR of All Segments Equal to Zero", "question__title_slug": "make-the-xor-of-all-segments-equal-to-zero", "question__hide": false, "total_acs": 12883, "total_submitted": 20049, "total_column_articles": 67, "frontend_question_id": "1787", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1912, "question__title": "Number of Restricted Paths From First to Last Node", "question__title_slug": "number-of-restricted-paths-from-first-to-last-node", "question__hide": false, "total_acs": 6289, "total_submitted": 17061, "total_column_articles": 138, "frontend_question_id": "1786", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1911, "question__title": "Minimum Elements to Add to Form a Given Sum", "question__title_slug": "minimum-elements-to-add-to-form-a-given-sum", "question__hide": false, "total_acs": 27572, "total_submitted": 63226, "total_column_articles": 292, "frontend_question_id": "1785", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1910, "question__title": "Check if Binary String Has at Most One Segment of Ones", "question__title_slug": "check-if-binary-string-has-at-most-one-segment-of-ones", "question__hide": false, "total_acs": 40590, "total_submitted": 68308, "total_column_articles": 552, "frontend_question_id": "1784", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1909, "question__title": "Buildings With an Ocean View", "question__title_slug": "buildings-with-an-ocean-view", "question__hide": false, "total_acs": 3193, "total_submitted": 4412, "total_column_articles": 53, "frontend_question_id": "1762", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1908, "question__title": "Recyclable and Low Fat Products", "question__title_slug": "recyclable-and-low-fat-products", "question__hide": false, "total_acs": 157263, "total_submitted": 182617, "total_column_articles": 355, "frontend_question_id": "1757", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1907, "question__title": "Count Pairs With XOR in a Range", "question__title_slug": "count-pairs-with-xor-in-a-range", "question__hide": false, "total_acs": 16410, "total_submitted": 29056, "total_column_articles": 159, "frontend_question_id": "1803", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1906, "question__title": "Maximize Score After N Operations", "question__title_slug": "maximize-score-after-n-operations", "question__hide": false, "total_acs": 14159, "total_submitted": 21569, "total_column_articles": 165, "frontend_question_id": "1799", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1905, "question__title": "Design Authentication Manager", "question__title_slug": "design-authentication-manager", "question__hide": false, "total_acs": 33125, "total_submitted": 51209, "total_column_articles": 349, "frontend_question_id": "1797", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1904, "question__title": "Second Largest Digit in a String", "question__title_slug": "second-largest-digit-in-a-string", "question__hide": false, "total_acs": 37979, "total_submitted": 69349, "total_column_articles": 468, "frontend_question_id": "1796", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1903, "question__title": "Design Most Recently Used Queue", "question__title_slug": "design-most-recently-used-queue", "question__hide": false, "total_acs": 1616, "total_submitted": 1971, "total_column_articles": 36, "frontend_question_id": "1756", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1902, "question__title": "Car Fleet II", "question__title_slug": "car-fleet-ii", "question__hide": false, "total_acs": 3290, "total_submitted": 6649, "total_column_articles": 71, "frontend_question_id": "1776", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1901, "question__title": "Equal Sum Arrays With Minimum Number of Operations", "question__title_slug": "equal-sum-arrays-with-minimum-number-of-operations", "question__hide": false, "total_acs": 25385, "total_submitted": 44933, "total_column_articles": 363, "frontend_question_id": "1775", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1900, "question__title": "Closest Dessert Cost", "question__title_slug": "closest-dessert-cost", "question__hide": false, "total_acs": 27318, "total_submitted": 47616, "total_column_articles": 307, "frontend_question_id": "1774", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1899, "question__title": "Count Items Matching a Rule", "question__title_slug": "count-items-matching-a-rule", "question__hide": false, "total_acs": 52309, "total_submitted": 60739, "total_column_articles": 519, "frontend_question_id": "1773", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1898, "question__title": "Leetflex Banned Accounts", "question__title_slug": "leetflex-banned-accounts", "question__hide": false, "total_acs": 7377, "total_submitted": 11531, "total_column_articles": 92, "frontend_question_id": "1747", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1897, "question__title": "Maximize Palindrome Length From Subsequences", "question__title_slug": "maximize-palindrome-length-from-subsequences", "question__hide": false, "total_acs": 3882, "total_submitted": 9826, "total_column_articles": 69, "frontend_question_id": "1771", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1896, "question__title": "Maximum Score from Performing Multiplication Operations", "question__title_slug": "maximum-score-from-performing-multiplication-operations", "question__hide": false, "total_acs": 6610, "total_submitted": 16293, "total_column_articles": 143, "frontend_question_id": "1770", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1895, "question__title": "Minimum Number of Operations to Move All Balls to Each Box", "question__title_slug": "minimum-number-of-operations-to-move-all-balls-to-each-box", "question__hide": false, "total_acs": 42000, "total_submitted": 47891, "total_column_articles": 565, "frontend_question_id": "1769", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1894, "question__title": "Merge Strings Alternately", "question__title_slug": "merge-strings-alternately", "question__hide": false, "total_acs": 97429, "total_submitted": 130509, "total_column_articles": 1027, "frontend_question_id": "1768", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1893, "question__title": "Maximum Subarray Sum After One Operation", "question__title_slug": "maximum-subarray-sum-after-one-operation", "question__hide": false, "total_acs": 3148, "total_submitted": 5184, "total_column_articles": 77, "frontend_question_id": "1746", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1892, "question__title": "Find Total Time Spent by Each Employee", "question__title_slug": "find-total-time-spent-by-each-employee", "question__hide": false, "total_acs": 36763, "total_submitted": 43679, "total_column_articles": 213, "frontend_question_id": "1741", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1891, "question__title": "Count Pairs Of Nodes", "question__title_slug": "count-pairs-of-nodes", "question__hide": false, "total_acs": 13187, "total_submitted": 24138, "total_column_articles": 88, "frontend_question_id": "1782", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1890, "question__title": "Sum of Beauty of All Substrings", "question__title_slug": "sum-of-beauty-of-all-substrings", "question__hide": false, "total_acs": 25120, "total_submitted": 37769, "total_column_articles": 226, "frontend_question_id": "1781", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1889, "question__title": "Check if Number is a Sum of Powers of Three", "question__title_slug": "check-if-number-is-a-sum-of-powers-of-three", "question__hide": false, "total_acs": 32241, "total_submitted": 43080, "total_column_articles": 509, "frontend_question_id": "1780", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1888, "question__title": "Find Nearest Point That Has the Same X or Y Coordinate", "question__title_slug": "find-nearest-point-that-has-the-same-x-or-y-coordinate", "question__hide": false, "total_acs": 47002, "total_submitted": 68181, "total_column_articles": 553, "frontend_question_id": "1779", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1887, "question__title": "Minimum Degree of a Connected Trio in a Graph", "question__title_slug": "minimum-degree-of-a-connected-trio-in-a-graph", "question__hide": false, "total_acs": 17511, "total_submitted": 31352, "total_column_articles": 129, "frontend_question_id": "1761", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1886, "question__title": "Minimum Limit of Balls in a Bag", "question__title_slug": "minimum-limit-of-balls-in-a-bag", "question__hide": false, "total_acs": 25983, "total_submitted": 40548, "total_column_articles": 287, "frontend_question_id": "1760", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1885, "question__title": "Count Number of Homogenous Substrings", "question__title_slug": "count-number-of-homogenous-substrings", "question__hide": false, "total_acs": 24602, "total_submitted": 48053, "total_column_articles": 278, "frontend_question_id": "1759", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1884, "question__title": "Minimum Changes To Make Alternating Binary String", "question__title_slug": "minimum-changes-to-make-alternating-binary-string", "question__hide": false, "total_acs": 37466, "total_submitted": 53812, "total_column_articles": 460, "frontend_question_id": "1758", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1883, "question__title": "Find Distance in a Binary Tree", "question__title_slug": "find-distance-in-a-binary-tree", "question__hide": false, "total_acs": 1845, "total_submitted": 2717, "total_column_articles": 57, "frontend_question_id": "1740", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1882, "question__title": "The Number of Employees Which Report to Each Employee", "question__title_slug": "the-number-of-employees-which-report-to-each-employee", "question__hide": false, "total_acs": 19145, "total_submitted": 41425, "total_column_articles": 173, "frontend_question_id": "1731", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1881, "question__title": "Closest Subsequence Sum", "question__title_slug": "closest-subsequence-sum", "question__hide": false, "total_acs": 6966, "total_submitted": 15043, "total_column_articles": 94, "frontend_question_id": "1755", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1880, "question__title": "Largest Merge Of Two Strings", "question__title_slug": "largest-merge-of-two-strings", "question__hide": false, "total_acs": 19310, "total_submitted": 34273, "total_column_articles": 212, "frontend_question_id": "1754", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1879, "question__title": "Maximum Score From Removing Stones", "question__title_slug": "maximum-score-from-removing-stones", "question__hide": false, "total_acs": 27353, "total_submitted": 38722, "total_column_articles": 345, "frontend_question_id": "1753", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1878, "question__title": "Check if Array Is Sorted and Rotated", "question__title_slug": "check-if-array-is-sorted-and-rotated", "question__hide": false, "total_acs": 33208, "total_submitted": 57330, "total_column_articles": 416, "frontend_question_id": "1752", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1877, "question__title": "Find Followers Count", "question__title_slug": "find-followers-count", "question__hide": false, "total_acs": 40147, "total_submitted": 66522, "total_column_articles": 160, "frontend_question_id": "1729", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1876, "question__title": "Map of Highest Peak", "question__title_slug": "map-of-highest-peak", "question__hide": false, "total_acs": 25049, "total_submitted": 37758, "total_column_articles": 333, "frontend_question_id": "1765", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1875, "question__title": "Tree of Coprimes", "question__title_slug": "tree-of-coprimes", "question__hide": false, "total_acs": 2650, "total_submitted": 6555, "total_column_articles": 49, "frontend_question_id": "1766", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1874, "question__title": "Form Array by Concatenating Subarrays of Another Array", "question__title_slug": "form-array-by-concatenating-subarrays-of-another-array", "question__hide": false, "total_acs": 18653, "total_submitted": 33561, "total_column_articles": 259, "frontend_question_id": "1764", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1873, "question__title": "Longest Nice Substring", "question__title_slug": "longest-nice-substring", "question__hide": false, "total_acs": 29864, "total_submitted": 44660, "total_column_articles": 318, "frontend_question_id": "1763", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1872, "question__title": "Can You Eat Your Favorite Candy on Your Favorite Day?", "question__title_slug": "can-you-eat-your-favorite-candy-on-your-favorite-day", "question__hide": false, "total_acs": 31085, "total_submitted": 85271, "total_column_articles": 395, "frontend_question_id": "1744", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1871, "question__title": "Palindrome Partitioning IV", "question__title_slug": "palindrome-partitioning-iv", "question__hide": false, "total_acs": 6326, "total_submitted": 12424, "total_column_articles": 112, "frontend_question_id": "1745", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1866, "question__title": "Restore the Array From Adjacent Pairs", "question__title_slug": "restore-the-array-from-adjacent-pairs", "question__hide": false, "total_acs": 25066, "total_submitted": 35937, "total_column_articles": 360, "frontend_question_id": "1743", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1865, "question__title": "Checking Existence of Edge Length Limited Paths II", "question__title_slug": "checking-existence-of-edge-length-limited-paths-ii", "question__hide": false, "total_acs": 741, "total_submitted": 1293, "total_column_articles": 22, "frontend_question_id": "1724", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1862, "question__title": "Count Apples and Oranges", "question__title_slug": "count-apples-and-oranges", "question__hide": false, "total_acs": 4476, "total_submitted": 6227, "total_column_articles": 60, "frontend_question_id": "1715", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1861, "question__title": "Building Boxes", "question__title_slug": "building-boxes", "question__hide": false, "total_acs": 13147, "total_submitted": 20514, "total_column_articles": 135, "frontend_question_id": "1739", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1860, "question__title": "Find Kth Largest XOR Coordinate Value", "question__title_slug": "find-kth-largest-xor-coordinate-value", "question__hide": false, "total_acs": 32166, "total_submitted": 49376, "total_column_articles": 439, "frontend_question_id": "1738", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1859, "question__title": "Change Minimum Characters to Satisfy One of Three Conditions", "question__title_slug": "change-minimum-characters-to-satisfy-one-of-three-conditions", "question__hide": false, "total_acs": 6137, "total_submitted": 16936, "total_column_articles": 133, "frontend_question_id": "1737", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1858, "question__title": "Latest Time by Replacing Hidden Digits", "question__title_slug": "latest-time-by-replacing-hidden-digits", "question__hide": false, "total_acs": 34854, "total_submitted": 78424, "total_column_articles": 430, "frontend_question_id": "1736", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1852, "question__title": "Biggest Window Between Visits", "question__title_slug": "biggest-window-between-visits", "question__hide": false, "total_acs": 7066, "total_submitted": 10525, "total_column_articles": 96, "frontend_question_id": "1709", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1851, "question__title": "Maximum Number of Events That Can Be Attended II", "question__title_slug": "maximum-number-of-events-that-can-be-attended-ii", "question__hide": false, "total_acs": 7610, "total_submitted": 13877, "total_column_articles": 99, "frontend_question_id": "1751", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1850, "question__title": "Minimum Length of String After Deleting Similar Ends", "question__title_slug": "minimum-length-of-string-after-deleting-similar-ends", "question__hide": false, "total_acs": 24814, "total_submitted": 49024, "total_column_articles": 298, "frontend_question_id": "1750", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1849, "question__title": "Maximum Absolute Sum of Any Subarray", "question__title_slug": "maximum-absolute-sum-of-any-subarray", "question__hide": false, "total_acs": 31778, "total_submitted": 52166, "total_column_articles": 333, "frontend_question_id": "1749", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1848, "question__title": "Sum of Unique Elements", "question__title_slug": "sum-of-unique-elements", "question__hide": false, "total_acs": 50963, "total_submitted": 66882, "total_column_articles": 674, "frontend_question_id": "1748", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1847, "question__title": "Largest Subarray Length K", "question__title_slug": "largest-subarray-length-k", "question__hide": false, "total_acs": 1902, "total_submitted": 2812, "total_column_articles": 54, "frontend_question_id": "1708", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1845, "question__title": "Largest Submatrix With Rearrangements", "question__title_slug": "largest-submatrix-with-rearrangements", "question__hide": false, "total_acs": 5250, "total_submitted": 8717, "total_column_articles": 96, "frontend_question_id": "1727", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1844, "question__title": "Maximum Number of Balls in a Box", "question__title_slug": "maximum-number-of-balls-in-a-box", "question__hide": false, "total_acs": 40142, "total_submitted": 53009, "total_column_articles": 398, "frontend_question_id": "1742", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1843, "question__title": "Number Of Rectangles That Can Form The Largest Square", "question__title_slug": "number-of-rectangles-that-can-form-the-largest-square", "question__hide": false, "total_acs": 40179, "total_submitted": 48660, "total_column_articles": 493, "frontend_question_id": "1725", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1842, "question__title": "Number of Calls Between Two Persons", "question__title_slug": "number-of-calls-between-two-persons", "question__hide": false, "total_acs": 13836, "total_submitted": 18119, "total_column_articles": 139, "frontend_question_id": "1699", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1840, "question__title": "Minimize Hamming Distance After Swap Operations", "question__title_slug": "minimize-hamming-distance-after-swap-operations", "question__hide": false, "total_acs": 6537, "total_submitted": 12771, "total_column_articles": 155, "frontend_question_id": "1722", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1839, "question__title": "Decode XORed Array", "question__title_slug": "decode-xored-array", "question__hide": false, "total_acs": 57529, "total_submitted": 67143, "total_column_articles": 610, "frontend_question_id": "1720", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1838, "question__title": "Number of Distinct Substrings in a String", "question__title_slug": "number-of-distinct-substrings-in-a-string", "question__hide": false, "total_acs": 1062, "total_submitted": 1906, "total_column_articles": 28, "frontend_question_id": "1698", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1837, "question__title": "Daily Leads and Partners", "question__title_slug": "daily-leads-and-partners", "question__hide": false, "total_acs": 35029, "total_submitted": 42652, "total_column_articles": 196, "frontend_question_id": "1693", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1836, "question__title": "Count Ways to Make Array With Product", "question__title_slug": "count-ways-to-make-array-with-product", "question__hide": false, "total_acs": 2102, "total_submitted": 3973, "total_column_articles": 51, "frontend_question_id": "1735", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1835, "question__title": "Decode XORed Permutation", "question__title_slug": "decode-xored-permutation", "question__hide": false, "total_acs": 30031, "total_submitted": 41441, "total_column_articles": 386, "frontend_question_id": "1734", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1834, "question__title": "Minimum Number of People to Teach", "question__title_slug": "minimum-number-of-people-to-teach", "question__hide": false, "total_acs": 3883, "total_submitted": 7911, "total_column_articles": 81, "frontend_question_id": "1733", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1833, "question__title": "Find the Highest Altitude", "question__title_slug": "find-the-highest-altitude", "question__hide": false, "total_acs": 58600, "total_submitted": 71982, "total_column_articles": 601, "frontend_question_id": "1732", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1832, "question__title": "Minimum Operations to Make a Subsequence", "question__title_slug": "minimum-operations-to-make-a-subsequence", "question__hide": false, "total_acs": 19225, "total_submitted": 38438, "total_column_articles": 202, "frontend_question_id": "1713", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1831, "question__title": "Ways to Split Array Into Three Subarrays", "question__title_slug": "ways-to-split-array-into-three-subarrays", "question__hide": false, "total_acs": 13516, "total_submitted": 46991, "total_column_articles": 179, "frontend_question_id": "1712", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1830, "question__title": "Count Good Meals", "question__title_slug": "count-good-meals", "question__hide": false, "total_acs": 33630, "total_submitted": 93530, "total_column_articles": 392, "frontend_question_id": "1711", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1829, "question__title": "Maximum Units on a Truck", "question__title_slug": "maximum-units-on-a-truck", "question__hide": false, "total_acs": 51541, "total_submitted": 70241, "total_column_articles": 591, "frontend_question_id": "1710", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1828, "question__title": "Count Ways to Distribute Candies", "question__title_slug": "count-ways-to-distribute-candies", "question__hide": false, "total_acs": 785, "total_submitted": 1197, "total_column_articles": 25, "frontend_question_id": "1692", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1827, "question__title": "Invalid Tweets", "question__title_slug": "invalid-tweets", "question__hide": false, "total_acs": 39774, "total_submitted": 46835, "total_column_articles": 145, "frontend_question_id": "1683", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1826, "question__title": "Maximum XOR With an Element From Array", "question__title_slug": "maximum-xor-with-an-element-from-array", "question__hide": false, "total_acs": 17269, "total_submitted": 33757, "total_column_articles": 178, "frontend_question_id": "1707", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1825, "question__title": "Find Minimum Time to Finish All Jobs", "question__title_slug": "find-minimum-time-to-finish-all-jobs", "question__hide": false, "total_acs": 32563, "total_submitted": 64175, "total_column_articles": 230, "frontend_question_id": "1723", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1824, "question__title": "Maximum Number of Eaten Apples", "question__title_slug": "maximum-number-of-eaten-apples", "question__hide": false, "total_acs": 30389, "total_submitted": 66987, "total_column_articles": 397, "frontend_question_id": "1705", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1823, "question__title": "Determine if String Halves Are Alike", "question__title_slug": "determine-if-string-halves-are-alike", "question__hide": false, "total_acs": 50227, "total_submitted": 64257, "total_column_articles": 593, "frontend_question_id": "1704", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1822, "question__title": "Longest Palindromic Subsequence II", "question__title_slug": "longest-palindromic-subsequence-ii", "question__hide": false, "total_acs": 1241, "total_submitted": 2174, "total_column_articles": 42, "frontend_question_id": "1682", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1821, "question__title": "Product's Worth Over Invoices", "question__title_slug": "products-worth-over-invoices", "question__hide": false, "total_acs": 4905, "total_submitted": 13984, "total_column_articles": 60, "frontend_question_id": "1677", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1820, "question__title": "Number Of Ways To Reconstruct A Tree", "question__title_slug": "number-of-ways-to-reconstruct-a-tree", "question__hide": false, "total_acs": 13345, "total_submitted": 19349, "total_column_articles": 95, "frontend_question_id": "1719", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1819, "question__title": "Construct the Lexicographically Largest Valid Sequence", "question__title_slug": "construct-the-lexicographically-largest-valid-sequence", "question__hide": false, "total_acs": 3697, "total_submitted": 7195, "total_column_articles": 81, "frontend_question_id": "1718", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1818, "question__title": "Maximum Score From Removing Substrings", "question__title_slug": "maximum-score-from-removing-substrings", "question__hide": false, "total_acs": 4137, "total_submitted": 8834, "total_column_articles": 92, "frontend_question_id": "1717", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1817, "question__title": "Calculate Money in Leetcode Bank", "question__title_slug": "calculate-money-in-leetcode-bank", "question__hide": false, "total_acs": 43899, "total_submitted": 63557, "total_column_articles": 759, "frontend_question_id": "1716", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1816, "question__title": "Lowest Common Ancestor of a Binary Tree IV", "question__title_slug": "lowest-common-ancestor-of-a-binary-tree-iv", "question__hide": false, "total_acs": 3741, "total_submitted": 4658, "total_column_articles": 54, "frontend_question_id": "1676", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1815, "question__title": "Checking Existence of Edge Length Limited Paths", "question__title_slug": "checking-existence-of-edge-length-limited-paths", "question__hide": false, "total_acs": 15259, "total_submitted": 23578, "total_column_articles": 166, "frontend_question_id": "1697", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1814, "question__title": "Jump Game VI", "question__title_slug": "jump-game-vi", "question__hide": false, "total_acs": 13831, "total_submitted": 34099, "total_column_articles": 205, "frontend_question_id": "1696", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1813, "question__title": "Maximum Erasure Value", "question__title_slug": "maximum-erasure-value", "question__hide": false, "total_acs": 15431, "total_submitted": 29280, "total_column_articles": 243, "frontend_question_id": "1695", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1812, "question__title": "Reformat Phone Number", "question__title_slug": "reformat-phone-number", "question__hide": false, "total_acs": 38464, "total_submitted": 58252, "total_column_articles": 583, "frontend_question_id": "1694", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1811, "question__title": "Fix Names in a Table", "question__title_slug": "fix-names-in-a-table", "question__hide": false, "total_acs": 64225, "total_submitted": 102025, "total_column_articles": 339, "frontend_question_id": "1667", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1810, "question__title": "Change the Root of a Binary Tree", "question__title_slug": "change-the-root-of-a-binary-tree", "question__hide": false, "total_acs": 558, "total_submitted": 844, "total_column_articles": 24, "frontend_question_id": "1666", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1809, "question__title": "Sum Of Special Evenly-Spaced Elements In Array", "question__title_slug": "sum-of-special-evenly-spaced-elements-in-array", "question__hide": false, "total_acs": 547, "total_submitted": 912, "total_column_articles": 16, "frontend_question_id": "1714", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1808, "question__title": "Stone Game VII", "question__title_slug": "stone-game-vii", "question__hide": false, "total_acs": 6911, "total_submitted": 12269, "total_column_articles": 138, "frontend_question_id": "1690", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1807, "question__title": "Partitioning Into Minimum Number Of Deci-Binary Numbers", "question__title_slug": "partitioning-into-minimum-number-of-deci-binary-numbers", "question__hide": false, "total_acs": 23220, "total_submitted": 26790, "total_column_articles": 306, "frontend_question_id": "1689", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1806, "question__title": "Count of Matches in Tournament", "question__title_slug": "count-of-matches-in-tournament", "question__hide": false, "total_acs": 63386, "total_submitted": 76231, "total_column_articles": 656, "frontend_question_id": "1688", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1805, "question__title": "Minimum Adjacent Swaps for K Consecutive Ones", "question__title_slug": "minimum-adjacent-swaps-for-k-consecutive-ones", "question__hide": false, "total_acs": 11865, "total_submitted": 21034, "total_column_articles": 87, "frontend_question_id": "1703", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1804, "question__title": "Maximum Binary String After Change", "question__title_slug": "maximum-binary-string-after-change", "question__hide": false, "total_acs": 5404, "total_submitted": 11126, "total_column_articles": 104, "frontend_question_id": "1702", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1803, "question__title": "Average Waiting Time", "question__title_slug": "average-waiting-time", "question__hide": false, "total_acs": 7830, "total_submitted": 12824, "total_column_articles": 151, "frontend_question_id": "1701", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1802, "question__title": "Number of Students Unable to Eat Lunch", "question__title_slug": "number-of-students-unable-to-eat-lunch", "question__hide": false, "total_acs": 52933, "total_submitted": 72717, "total_column_articles": 785, "frontend_question_id": "1700", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1801, "question__title": "Average Time of Process per Machine", "question__title_slug": "average-time-of-process-per-machine", "question__hide": false, "total_acs": 25978, "total_submitted": 37686, "total_column_articles": 260, "frontend_question_id": "1661", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1800, "question__title": "Concatenation of Consecutive Binary Numbers", "question__title_slug": "concatenation-of-consecutive-binary-numbers", "question__hide": false, "total_acs": 8448, "total_submitted": 16759, "total_column_articles": 99, "frontend_question_id": "1680", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1799, "question__title": "Minimum Incompatibility", "question__title_slug": "minimum-incompatibility", "question__hide": false, "total_acs": 12418, "total_submitted": 21149, "total_column_articles": 115, "frontend_question_id": "1681", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1798, "question__title": "Max Number of K-Sum Pairs", "question__title_slug": "max-number-of-k-sum-pairs", "question__hide": false, "total_acs": 26061, "total_submitted": 46346, "total_column_articles": 304, "frontend_question_id": "1679", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1797, "question__title": "Goal Parser Interpretation", "question__title_slug": "goal-parser-interpretation", "question__hide": false, "total_acs": 58485, "total_submitted": 68228, "total_column_articles": 783, "frontend_question_id": "1678", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1796, "question__title": "Correct a Binary Tree", "question__title_slug": "correct-a-binary-tree", "question__hide": false, "total_acs": 1003, "total_submitted": 1317, "total_column_articles": 36, "frontend_question_id": "1660", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1795, "question__title": "Hopper Company Queries III", "question__title_slug": "hopper-company-queries-iii", "question__hide": false, "total_acs": 2158, "total_submitted": 3386, "total_column_articles": 39, "frontend_question_id": "1651", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1794, "question__title": "Minimize Deviation in Array", "question__title_slug": "minimize-deviation-in-array", "question__hide": false, "total_acs": 6779, "total_submitted": 14873, "total_column_articles": 75, "frontend_question_id": "1675", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1793, "question__title": "Minimum Moves to Make Array Complementary", "question__title_slug": "minimum-moves-to-make-array-complementary", "question__hide": false, "total_acs": 4537, "total_submitted": 10666, "total_column_articles": 83, "frontend_question_id": "1674", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1792, "question__title": "Find the Most Competitive Subsequence", "question__title_slug": "find-the-most-competitive-subsequence", "question__hide": false, "total_acs": 12668, "total_submitted": 31445, "total_column_articles": 239, "frontend_question_id": "1673", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1791, "question__title": "Richest Customer Wealth", "question__title_slug": "richest-customer-wealth", "question__hide": false, "total_acs": 153301, "total_submitted": 183464, "total_column_articles": 1443, "frontend_question_id": "1672", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1790, "question__title": "Lowest Common Ancestor of a Binary Tree III", "question__title_slug": "lowest-common-ancestor-of-a-binary-tree-iii", "question__hide": false, "total_acs": 5654, "total_submitted": 6991, "total_column_articles": 71, "frontend_question_id": "1650", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1789, "question__title": "Delivering Boxes from Storage to Ports", "question__title_slug": "delivering-boxes-from-storage-to-ports", "question__hide": false, "total_acs": 12842, "total_submitted": 21933, "total_column_articles": 100, "frontend_question_id": "1687", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1788, "question__title": "Stone Game VI", "question__title_slug": "stone-game-vi", "question__hide": false, "total_acs": 5259, "total_submitted": 10308, "total_column_articles": 83, "frontend_question_id": "1686", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1787, "question__title": "Sum of Absolute Differences in a Sorted Array", "question__title_slug": "sum-of-absolute-differences-in-a-sorted-array", "question__hide": false, "total_acs": 8611, "total_submitted": 13173, "total_column_articles": 188, "frontend_question_id": "1685", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1786, "question__title": "Count the Number of Consistent Strings", "question__title_slug": "count-the-number-of-consistent-strings", "question__hide": false, "total_acs": 63928, "total_submitted": 75140, "total_column_articles": 869, "frontend_question_id": "1684", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1785, "question__title": "Hopper Company Queries II", "question__title_slug": "hopper-company-queries-ii", "question__hide": false, "total_acs": 2133, "total_submitted": 5220, "total_column_articles": 39, "frontend_question_id": "1645", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1784, "question__title": "Minimum Initial Energy to Finish Tasks", "question__title_slug": "minimum-initial-energy-to-finish-tasks", "question__hide": false, "total_acs": 8575, "total_submitted": 13058, "total_column_articles": 129, "frontend_question_id": "1665", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1783, "question__title": "Ways to Make a Fair Array", "question__title_slug": "ways-to-make-a-fair-array", "question__hide": false, "total_acs": 25404, "total_submitted": 38169, "total_column_articles": 401, "frontend_question_id": "1664", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1782, "question__title": "Smallest String With A Given Numeric Value", "question__title_slug": "smallest-string-with-a-given-numeric-value", "question__hide": false, "total_acs": 27195, "total_submitted": 41772, "total_column_articles": 353, "frontend_question_id": "1663", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1781, "question__title": "Check If Two String Arrays are Equivalent", "question__title_slug": "check-if-two-string-arrays-are-equivalent", "question__hide": false, "total_acs": 70725, "total_submitted": 87425, "total_column_articles": 721, "frontend_question_id": "1662", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1780, "question__title": "Lowest Common Ancestor of a Binary Tree II", "question__title_slug": "lowest-common-ancestor-of-a-binary-tree-ii", "question__hide": false, "total_acs": 4817, "total_submitted": 8388, "total_column_articles": 62, "frontend_question_id": "1644", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1779, "question__title": "Hopper Company Queries I", "question__title_slug": "hopper-company-queries-i", "question__hide": false, "total_acs": 3115, "total_submitted": 6354, "total_column_articles": 59, "frontend_question_id": "1635", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1778, "question__title": "Maximize Grid Happiness", "question__title_slug": "maximize-grid-happiness", "question__hide": false, "total_acs": 8389, "total_submitted": 13017, "total_column_articles": 72, "frontend_question_id": "1659", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1777, "question__title": "Determine if Two Strings Are Close", "question__title_slug": "determine-if-two-strings-are-close", "question__hide": false, "total_acs": 39072, "total_submitted": 73080, "total_column_articles": 361, "frontend_question_id": "1657", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1776, "question__title": "Minimum Operations to Reduce X to Zero", "question__title_slug": "minimum-operations-to-reduce-x-to-zero", "question__hide": false, "total_acs": 42757, "total_submitted": 108751, "total_column_articles": 465, "frontend_question_id": "1658", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1775, "question__title": "Design an Ordered Stream", "question__title_slug": "design-an-ordered-stream", "question__hide": false, "total_acs": 40486, "total_submitted": 48192, "total_column_articles": 374, "frontend_question_id": "1656", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1774, "question__title": "Add Two Polynomials Represented as Linked Lists", "question__title_slug": "add-two-polynomials-represented-as-linked-lists", "question__hide": false, "total_acs": 2011, "total_submitted": 3331, "total_column_articles": 58, "frontend_question_id": "1634", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1773, "question__title": "Percentage of Users Attended a Contest", "question__title_slug": "percentage-of-users-attended-a-contest", "question__hide": false, "total_acs": 24521, "total_submitted": 40993, "total_column_articles": 141, "frontend_question_id": "1633", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1772, "question__title": "Create Sorted Array through Instructions", "question__title_slug": "create-sorted-array-through-instructions", "question__hide": false, "total_acs": 4564, "total_submitted": 9177, "total_column_articles": 100, "frontend_question_id": "1649", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1771, "question__title": "Sell Diminishing-Valued Colored Balls", "question__title_slug": "sell-diminishing-valued-colored-balls", "question__hide": false, "total_acs": 7852, "total_submitted": 24760, "total_column_articles": 148, "frontend_question_id": "1648", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1770, "question__title": "Minimum Deletions to Make Character Frequencies Unique", "question__title_slug": "minimum-deletions-to-make-character-frequencies-unique", "question__hide": false, "total_acs": 13391, "total_submitted": 24418, "total_column_articles": 194, "frontend_question_id": "1647", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1769, "question__title": "Get Maximum in Generated Array", "question__title_slug": "get-maximum-in-generated-array", "question__hide": false, "total_acs": 52878, "total_submitted": 102350, "total_column_articles": 521, "frontend_question_id": "1646", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1768, "question__title": "Design an Expression Tree With Evaluate Function", "question__title_slug": "design-an-expression-tree-with-evaluate-function", "question__hide": false, "total_acs": 1003, "total_submitted": 1217, "total_column_articles": 34, "frontend_question_id": "1628", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1767, "question__title": "Design Front Middle Back Queue", "question__title_slug": "design-front-middle-back-queue", "question__hide": false, "total_acs": 22942, "total_submitted": 37794, "total_column_articles": 270, "frontend_question_id": "1670", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1766, "question__title": "Minimum Number of Removals to Make Mountain Array", "question__title_slug": "minimum-number-of-removals-to-make-mountain-array", "question__hide": false, "total_acs": 4665, "total_submitted": 10168, "total_column_articles": 82, "frontend_question_id": "1671", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1765, "question__title": "Merge In Between Linked Lists", "question__title_slug": "merge-in-between-linked-lists", "question__hide": false, "total_acs": 48420, "total_submitted": 62976, "total_column_articles": 642, "frontend_question_id": "1669", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1764, "question__title": "Maximum Repeating Substring", "question__title_slug": "maximum-repeating-substring", "question__hide": false, "total_acs": 45027, "total_submitted": 96214, "total_column_articles": 616, "frontend_question_id": "1668", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1763, "question__title": "All Valid Triplets That Can Represent a Country", "question__title_slug": "all-valid-triplets-that-can-represent-a-country", "question__hide": false, "total_acs": 6577, "total_submitted": 8378, "total_column_articles": 66, "frontend_question_id": "1623", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1762, "question__title": "Furthest Building You Can Reach", "question__title_slug": "furthest-building-you-can-reach", "question__hide": false, "total_acs": 11518, "total_submitted": 25186, "total_column_articles": 184, "frontend_question_id": "1642", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1761, "question__title": "Count Sorted Vowel Strings", "question__title_slug": "count-sorted-vowel-strings", "question__hide": false, "total_acs": 40183, "total_submitted": 48724, "total_column_articles": 602, "frontend_question_id": "1641", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1760, "question__title": "Check Array Formation Through Concatenation", "question__title_slug": "check-array-formation-through-concatenation", "question__hide": false, "total_acs": 45576, "total_submitted": 74737, "total_column_articles": 668, "frontend_question_id": "1640", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1759, "question__title": "Find the Missing IDs", "question__title_slug": "find-the-missing-ids", "question__hide": false, "total_acs": 5786, "total_submitted": 7971, "total_column_articles": 69, "frontend_question_id": "1613", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1758, "question__title": "Distribute Repeating Integers", "question__title_slug": "distribute-repeating-integers", "question__hide": false, "total_acs": 4408, "total_submitted": 11066, "total_column_articles": 64, "frontend_question_id": "1655", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1757, "question__title": "Minimum Jumps to Reach Home", "question__title_slug": "minimum-jumps-to-reach-home", "question__hide": false, "total_acs": 23499, "total_submitted": 64423, "total_column_articles": 179, "frontend_question_id": "1654", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1756, "question__title": "Minimum Deletions to Make String Balanced", "question__title_slug": "minimum-deletions-to-make-string-balanced", "question__hide": false, "total_acs": 35284, "total_submitted": 57813, "total_column_articles": 359, "frontend_question_id": "1653", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1755, "question__title": "Defuse the Bomb", "question__title_slug": "defuse-the-bomb", "question__hide": false, "total_acs": 38604, "total_submitted": 58035, "total_column_articles": 617, "frontend_question_id": "1652", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1753, "question__title": "Path With Minimum Effort", "question__title_slug": "path-with-minimum-effort", "question__hide": false, "total_acs": 46180, "total_submitted": 90672, "total_column_articles": 465, "frontend_question_id": "1631", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1752, "question__title": "Arithmetic Subarrays", "question__title_slug": "arithmetic-subarrays", "question__hide": false, "total_acs": 34266, "total_submitted": 44976, "total_column_articles": 452, "frontend_question_id": "1630", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1751, "question__title": "Slowest Key", "question__title_slug": "slowest-key", "question__hide": false, "total_acs": 38071, "total_submitted": 68186, "total_column_articles": 459, "frontend_question_id": "1629", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1750, "question__title": "Check If Two Expression Trees are Equivalent", "question__title_slug": "check-if-two-expression-trees-are-equivalent", "question__hide": false, "total_acs": 953, "total_submitted": 1265, "total_column_articles": 35, "frontend_question_id": "1612", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1749, "question__title": "Sellers With No Sales", "question__title_slug": "sellers-with-no-sales", "question__hide": false, "total_acs": 12795, "total_submitted": 23934, "total_column_articles": 99, "frontend_question_id": "1607", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1748, "question__title": "Best Team With No Conflicts", "question__title_slug": "best-team-with-no-conflicts", "question__hide": false, "total_acs": 25930, "total_submitted": 48208, "total_column_articles": 251, "frontend_question_id": "1626", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1747, "question__title": "Lexicographically Smallest String After Applying Operations", "question__title_slug": "lexicographically-smallest-string-after-applying-operations", "question__hide": false, "total_acs": 17503, "total_submitted": 26254, "total_column_articles": 152, "frontend_question_id": "1625", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1746, "question__title": "Largest Substring Between Two Equal Characters", "question__title_slug": "largest-substring-between-two-equal-characters", "question__hide": false, "total_acs": 47954, "total_submitted": 74440, "total_column_articles": 703, "frontend_question_id": "1624", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1745, "question__title": "Find Nearest Right Node in Binary Tree", "question__title_slug": "find-nearest-right-node-in-binary-tree", "question__hide": false, "total_acs": 2136, "total_submitted": 2905, "total_column_articles": 62, "frontend_question_id": "1602", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1744, "question__title": "Number of Ways to Form a Target String Given a Dictionary", "question__title_slug": "number-of-ways-to-form-a-target-string-given-a-dictionary", "question__hide": false, "total_acs": 2923, "total_submitted": 6191, "total_column_articles": 64, "frontend_question_id": "1639", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1743, "question__title": "Count Substrings That Differ by One Character", "question__title_slug": "count-substrings-that-differ-by-one-character", "question__hide": false, "total_acs": 23010, "total_submitted": 29640, "total_column_articles": 197, "frontend_question_id": "1638", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1742, "question__title": "Widest Vertical Area Between Two Points Containing No Points", "question__title_slug": "widest-vertical-area-between-two-points-containing-no-points", "question__hide": false, "total_acs": 30676, "total_submitted": 36399, "total_column_articles": 275, "frontend_question_id": "1637", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1741, "question__title": "Sort Array by Increasing Frequency", "question__title_slug": "sort-array-by-increasing-frequency", "question__hide": false, "total_acs": 49834, "total_submitted": 66733, "total_column_articles": 619, "frontend_question_id": "1636", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1740, "question__title": "Count Subtrees With Max Distance Between Cities", "question__title_slug": "count-subtrees-with-max-distance-between-cities", "question__hide": false, "total_acs": 13011, "total_submitted": 16481, "total_column_articles": 102, "frontend_question_id": "1617", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1739, "question__title": "Split Two Strings to Make Palindrome", "question__title_slug": "split-two-strings-to-make-palindrome", "question__hide": false, "total_acs": 24417, "total_submitted": 64975, "total_column_articles": 262, "frontend_question_id": "1616", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1738, "question__title": "Maximal Network Rank", "question__title_slug": "maximal-network-rank", "question__hide": false, "total_acs": 33529, "total_submitted": 55560, "total_column_articles": 294, "frontend_question_id": "1615", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1737, "question__title": "Maximum Nesting Depth of the Parentheses", "question__title_slug": "maximum-nesting-depth-of-the-parentheses", "question__hide": false, "total_acs": 68499, "total_submitted": 83618, "total_column_articles": 868, "frontend_question_id": "1614", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1736, "question__title": "Build Binary Expression Tree From Infix Expression", "question__title_slug": "build-binary-expression-tree-from-infix-expression", "question__hide": false, "total_acs": 847, "total_submitted": 1269, "total_column_articles": 33, "frontend_question_id": "1597", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1735, "question__title": "The Most Frequently Ordered Products for Each Customer", "question__title_slug": "the-most-frequently-ordered-products-for-each-customer", "question__hide": false, "total_acs": 8857, "total_submitted": 12424, "total_column_articles": 102, "frontend_question_id": "1596", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1734, "question__title": "Bank Account Summary II", "question__title_slug": "bank-account-summary-ii", "question__hide": false, "total_acs": 33549, "total_submitted": 42248, "total_column_articles": 180, "frontend_question_id": "1587", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1733, "question__title": "Maximum Number of Visible Points", "question__title_slug": "maximum-number-of-visible-points", "question__hide": false, "total_acs": 17842, "total_submitted": 40178, "total_column_articles": 163, "frontend_question_id": "1610", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1732, "question__title": "Minimum One Bit Operations to Make Integers Zero", "question__title_slug": "minimum-one-bit-operations-to-make-integers-zero", "question__hide": false, "total_acs": 3572, "total_submitted": 5859, "total_column_articles": 76, "frontend_question_id": "1611", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1731, "question__title": "Even Odd Tree", "question__title_slug": "even-odd-tree", "question__hide": false, "total_acs": 34380, "total_submitted": 59053, "total_column_articles": 508, "frontend_question_id": "1609", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1730, "question__title": "Special Array With X Elements Greater Than or Equal X", "question__title_slug": "special-array-with-x-elements-greater-than-or-equal-x", "question__hide": false, "total_acs": 55821, "total_submitted": 90977, "total_column_articles": 826, "frontend_question_id": "1608", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1729, "question__title": "Binary Search Tree Iterator II", "question__title_slug": "binary-search-tree-iterator-ii", "question__hide": false, "total_acs": 917, "total_submitted": 1431, "total_column_articles": 40, "frontend_question_id": "1586", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1728, "question__title": "Fancy Sequence", "question__title_slug": "fancy-sequence", "question__hide": false, "total_acs": 5669, "total_submitted": 31682, "total_column_articles": 117, "frontend_question_id": "1622", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1727, "question__title": "Cat and Mouse II", "question__title_slug": "cat-and-mouse-ii", "question__hide": false, "total_acs": 13838, "total_submitted": 21651, "total_column_articles": 87, "frontend_question_id": "1728", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1726, "question__title": "Coordinate With Maximum Network Quality", "question__title_slug": "coordinate-with-maximum-network-quality", "question__hide": false, "total_acs": 29583, "total_submitted": 64357, "total_column_articles": 286, "frontend_question_id": "1620", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1725, "question__title": "Number of Sets of K Non-Overlapping Line Segments", "question__title_slug": "number-of-sets-of-k-non-overlapping-line-segments", "question__hide": false, "total_acs": 3296, "total_submitted": 6788, "total_column_articles": 58, "frontend_question_id": "1621", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1724, "question__title": "Customer Who Visited but Did Not Make Any Transactions", "question__title_slug": "customer-who-visited-but-did-not-make-any-transactions", "question__hide": false, "total_acs": 64576, "total_submitted": 85487, "total_column_articles": 352, "frontend_question_id": "1581", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1723, "question__title": "Maximum Number of Achievable Transfer Requests", "question__title_slug": "maximum-number-of-achievable-transfer-requests", "question__hide": false, "total_acs": 22994, "total_submitted": 37089, "total_column_articles": 256, "frontend_question_id": "1601", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1722, "question__title": "Throne Inheritance", "question__title_slug": "throne-inheritance", "question__hide": false, "total_acs": 19668, "total_submitted": 29944, "total_column_articles": 237, "frontend_question_id": "1600", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1721, "question__title": "Maximum Profit of Operating a Centennial Wheel", "question__title_slug": "maximum-profit-of-operating-a-centennial-wheel", "question__hide": false, "total_acs": 22637, "total_submitted": 44036, "total_column_articles": 272, "frontend_question_id": "1599", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1720, "question__title": "Crawler Log Folder", "question__title_slug": "crawler-log-folder", "question__hide": false, "total_acs": 45429, "total_submitted": 65404, "total_column_articles": 563, "frontend_question_id": "1598", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1719, "question__title": "Put Boxes Into the Warehouse II", "question__title_slug": "put-boxes-into-the-warehouse-ii", "question__hide": false, "total_acs": 662, "total_submitted": 1115, "total_column_articles": 32, "frontend_question_id": "1580", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1718, "question__title": "Warehouse Manager", "question__title_slug": "warehouse-manager", "question__hide": false, "total_acs": 13115, "total_submitted": 16808, "total_column_articles": 102, "frontend_question_id": "1571", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1717, "question__title": "Minimum Cost to Connect Two Groups of Points", "question__title_slug": "minimum-cost-to-connect-two-groups-of-points", "question__hide": false, "total_acs": 11022, "total_submitted": 16775, "total_column_articles": 92, "frontend_question_id": "1595", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1716, "question__title": "Maximum Non Negative Product in a Matrix", "question__title_slug": "maximum-non-negative-product-in-a-matrix", "question__hide": false, "total_acs": 7047, "total_submitted": 20447, "total_column_articles": 141, "frontend_question_id": "1594", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1715, "question__title": "Split a String Into the Max Number of Unique Substrings", "question__title_slug": "split-a-string-into-the-max-number-of-unique-substrings", "question__hide": false, "total_acs": 9694, "total_submitted": 16704, "total_column_articles": 148, "frontend_question_id": "1593", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1714, "question__title": "Rearrange Spaces Between Words", "question__title_slug": "rearrange-spaces-between-words", "question__hide": false, "total_acs": 41823, "total_submitted": 89650, "total_column_articles": 586, "frontend_question_id": "1592", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1713, "question__title": "Dot Product of Two Sparse Vectors", "question__title_slug": "dot-product-of-two-sparse-vectors", "question__hide": false, "total_acs": 4588, "total_submitted": 5173, "total_column_articles": 60, "frontend_question_id": "1570", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1712, "question__title": "Unique Orders and Customers Per Month", "question__title_slug": "unique-orders-and-customers-per-month", "question__hide": false, "total_acs": 6536, "total_submitted": 8793, "total_column_articles": 60, "frontend_question_id": "1565", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1711, "question__title": "Find Valid Matrix Given Row and Column Sums", "question__title_slug": "find-valid-matrix-given-row-and-column-sums", "question__hide": false, "total_acs": 27919, "total_submitted": 34524, "total_column_articles": 278, "frontend_question_id": "1605", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1710, "question__title": "Find Servers That Handled Most Number of Requests", "question__title_slug": "find-servers-that-handled-most-number-of-requests", "question__hide": false, "total_acs": 21443, "total_submitted": 44280, "total_column_articles": 204, "frontend_question_id": "1606", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1709, "question__title": "Alert Using Same Key-Card Three or More Times in a One Hour Period", "question__title_slug": "alert-using-same-key-card-three-or-more-times-in-a-one-hour-period", "question__hide": false, "total_acs": 29408, "total_submitted": 58399, "total_column_articles": 352, "frontend_question_id": "1604", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1708, "question__title": "Design Parking System", "question__title_slug": "design-parking-system", "question__hide": false, "total_acs": 79079, "total_submitted": 94579, "total_column_articles": 600, "frontend_question_id": "1603", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1707, "question__title": "Check If String Is Transformable With Substring Sort Operations", "question__title_slug": "check-if-string-is-transformable-with-substring-sort-operations", "question__hide": false, "total_acs": 3573, "total_submitted": 8169, "total_column_articles": 54, "frontend_question_id": "1585", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1706, "question__title": "Min Cost to Connect All Points", "question__title_slug": "min-cost-to-connect-all-points", "question__hide": false, "total_acs": 56098, "total_submitted": 85799, "total_column_articles": 674, "frontend_question_id": "1584", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1705, "question__title": "Count Unhappy Friends", "question__title_slug": "count-unhappy-friends", "question__hide": false, "total_acs": 21005, "total_submitted": 30964, "total_column_articles": 258, "frontend_question_id": "1583", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1704, "question__title": "Special Positions in a Binary Matrix", "question__title_slug": "special-positions-in-a-binary-matrix", "question__hide": false, "total_acs": 42562, "total_submitted": 61500, "total_column_articles": 480, "frontend_question_id": "1582", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1703, "question__title": "Put Boxes Into the Warehouse I", "question__title_slug": "put-boxes-into-the-warehouse-i", "question__hide": false, "total_acs": 1230, "total_submitted": 2072, "total_column_articles": 42, "frontend_question_id": "1564", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1702, "question__title": "Bank Account Summary", "question__title_slug": "bank-account-summary", "question__hide": false, "total_acs": 5814, "total_submitted": 12904, "total_column_articles": 80, "frontend_question_id": "1555", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1701, "question__title": "Remove Max Number of Edges to Keep Graph Fully Traversable", "question__title_slug": "remove-max-number-of-edges-to-keep-graph-fully-traversable", "question__hide": false, "total_acs": 19243, "total_submitted": 30978, "total_column_articles": 331, "frontend_question_id": "1579", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1700, "question__title": "Minimum Time to Make Rope Colorful", "question__title_slug": "minimum-time-to-make-rope-colorful", "question__hide": false, "total_acs": 16364, "total_submitted": 27308, "total_column_articles": 277, "frontend_question_id": "1578", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1699, "question__title": "Number of Ways Where Square of Number Is Equal to Product of Two Numbers", "question__title_slug": "number-of-ways-where-square-of-number-is-equal-to-product-of-two-numbers", "question__hide": false, "total_acs": 7439, "total_submitted": 21047, "total_column_articles": 112, "frontend_question_id": "1577", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1698, "question__title": "Replace All ?'s to Avoid Consecutive Repeating Characters", "question__title_slug": "replace-all-s-to-avoid-consecutive-repeating-characters", "question__hide": false, "total_acs": 54279, "total_submitted": 106921, "total_column_articles": 666, "frontend_question_id": "1576", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1697, "question__title": "Strings Differ by One Character", "question__title_slug": "strings-differ-by-one-character", "question__hide": false, "total_acs": 1298, "total_submitted": 2694, "total_column_articles": 34, "frontend_question_id": "1554", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1696, "question__title": "Strange Printer II", "question__title_slug": "strange-printer-ii", "question__hide": false, "total_acs": 2582, "total_submitted": 4018, "total_column_articles": 71, "frontend_question_id": "1591", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1695, "question__title": "Maximum Sum Obtained of Any Permutation", "question__title_slug": "maximum-sum-obtained-of-any-permutation", "question__hide": false, "total_acs": 6996, "total_submitted": 21358, "total_column_articles": 97, "frontend_question_id": "1589", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1694, "question__title": "Make Sum Divisible by P", "question__title_slug": "make-sum-divisible-by-p", "question__hide": false, "total_acs": 26629, "total_submitted": 72980, "total_column_articles": 200, "frontend_question_id": "1590", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1693, "question__title": "Sum of All Odd Length Subarrays", "question__title_slug": "sum-of-all-odd-length-subarrays", "question__hide": false, "total_acs": 69638, "total_submitted": 84041, "total_column_articles": 1010, "frontend_question_id": "1588", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1692, "question__title": "Number of Ways to Reorder Array to Get Same BST", "question__title_slug": "number-of-ways-to-reorder-array-to-get-same-bst", "question__hide": false, "total_acs": 3599, "total_submitted": 7289, "total_column_articles": 67, "frontend_question_id": "1569", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1691, "question__title": "Minimum Number of Days to Disconnect Island", "question__title_slug": "minimum-number-of-days-to-disconnect-island", "question__hide": false, "total_acs": 4170, "total_submitted": 9291, "total_column_articles": 86, "frontend_question_id": "1568", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1690, "question__title": "Maximum Length of Subarray With Positive Product", "question__title_slug": "maximum-length-of-subarray-with-positive-product", "question__hide": false, "total_acs": 35704, "total_submitted": 83189, "total_column_articles": 473, "frontend_question_id": "1567", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1689, "question__title": "Detect Pattern of Length M Repeated K or More Times", "question__title_slug": "detect-pattern-of-length-m-repeated-k-or-more-times", "question__hide": false, "total_acs": 13446, "total_submitted": 30245, "total_column_articles": 193, "frontend_question_id": "1566", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1688, "question__title": "The Most Recent Orders for Each Product", "question__title_slug": "the-most-recent-orders-for-each-product", "question__hide": false, "total_acs": 10664, "total_submitted": 15896, "total_column_articles": 132, "frontend_question_id": "1549", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1687, "question__title": "The Most Similar Path in a Graph", "question__title_slug": "the-most-similar-path-in-a-graph", "question__hide": false, "total_acs": 770, "total_submitted": 1121, "total_column_articles": 25, "frontend_question_id": "1548", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1686, "question__title": "Fix Product Name Format", "question__title_slug": "fix-product-name-format", "question__hide": false, "total_acs": 6148, "total_submitted": 11137, "total_column_articles": 59, "frontend_question_id": "1543", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1685, "question__title": "Stone Game V", "question__title_slug": "stone-game-v", "question__hide": false, "total_acs": 6147, "total_submitted": 15457, "total_column_articles": 81, "frontend_question_id": "1563", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1684, "question__title": "Find Latest Group of Size M", "question__title_slug": "find-latest-group-of-size-m", "question__hide": false, "total_acs": 7282, "total_submitted": 19643, "total_column_articles": 138, "frontend_question_id": "1562", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1683, "question__title": "Maximum Number of Coins You Can Get", "question__title_slug": "maximum-number-of-coins-you-can-get", "question__hide": false, "total_acs": 17784, "total_submitted": 22793, "total_column_articles": 262, "frontend_question_id": "1561", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1682, "question__title": "Most Visited Sector in a Circular Track", "question__title_slug": "most-visited-sector-in-a-circular-track", "question__hide": false, "total_acs": 12708, "total_submitted": 21998, "total_column_articles": 138, "frontend_question_id": "1560", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1681, "question__title": "Guess the Majority in a Hidden Array", "question__title_slug": "guess-the-majority-in-a-hidden-array", "question__hide": false, "total_acs": 586, "total_submitted": 961, "total_column_articles": 16, "frontend_question_id": "1538", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1680, "question__title": "Count All Possible Routes", "question__title_slug": "count-all-possible-routes", "question__hide": false, "total_acs": 13314, "total_submitted": 23461, "total_column_articles": 129, "frontend_question_id": "1575", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1679, "question__title": "Shortest Subarray to be Removed to Make Array Sorted", "question__title_slug": "shortest-subarray-to-be-removed-to-make-array-sorted", "question__hide": false, "total_acs": 27320, "total_submitted": 63288, "total_column_articles": 292, "frontend_question_id": "1574", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1678, "question__title": "Number of Ways to Split a String", "question__title_slug": "number-of-ways-to-split-a-string", "question__hide": false, "total_acs": 7220, "total_submitted": 22974, "total_column_articles": 96, "frontend_question_id": "1573", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1677, "question__title": "Matrix Diagonal Sum", "question__title_slug": "matrix-diagonal-sum", "question__hide": false, "total_acs": 66545, "total_submitted": 80194, "total_column_articles": 795, "frontend_question_id": "1572", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1676, "question__title": "Minimum Number of Days to Eat N Oranges", "question__title_slug": "minimum-number-of-days-to-eat-n-oranges", "question__hide": false, "total_acs": 11493, "total_submitted": 35196, "total_column_articles": 153, "frontend_question_id": "1553", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1675, "question__title": "Magnetic Force Between Two Balls", "question__title_slug": "magnetic-force-between-two-balls", "question__hide": false, "total_acs": 19544, "total_submitted": 34054, "total_column_articles": 240, "frontend_question_id": "1552", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1674, "question__title": "Minimum Operations to Make Array Equal", "question__title_slug": "minimum-operations-to-make-array-equal", "question__hide": false, "total_acs": 15960, "total_submitted": 19389, "total_column_articles": 229, "frontend_question_id": "1551", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1672, "question__title": "Find the Index of the Large Integer", "question__title_slug": "find-the-index-of-the-large-integer", "question__hide": false, "total_acs": 1582, "total_submitted": 2685, "total_column_articles": 54, "frontend_question_id": "1533", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1671, "question__title": "The Most Recent Three Orders", "question__title_slug": "the-most-recent-three-orders", "question__hide": false, "total_acs": 8889, "total_submitted": 14070, "total_column_articles": 107, "frontend_question_id": "1532", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1670, "question__title": "Patients With a Condition", "question__title_slug": "patients-with-a-condition", "question__hide": false, "total_acs": 65633, "total_submitted": 140102, "total_column_articles": 312, "frontend_question_id": "1527", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1669, "question__title": "Minimum Cost to Cut a Stick", "question__title_slug": "minimum-cost-to-cut-a-stick", "question__hide": false, "total_acs": 7545, "total_submitted": 13204, "total_column_articles": 117, "frontend_question_id": "1547", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1668, "question__title": "Find Longest Awesome Substring", "question__title_slug": "find-longest-awesome-substring", "question__hide": false, "total_acs": 4778, "total_submitted": 10645, "total_column_articles": 81, "frontend_question_id": "1542", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1667, "question__title": "Find Kth Bit in Nth Binary String", "question__title_slug": "find-kth-bit-in-nth-binary-string", "question__hide": false, "total_acs": 15486, "total_submitted": 26185, "total_column_articles": 192, "frontend_question_id": "1545", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1666, "question__title": "Make The String Great", "question__title_slug": "make-the-string-great", "question__hide": false, "total_acs": 30450, "total_submitted": 54223, "total_column_articles": 475, "frontend_question_id": "1544", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1665, "question__title": "Diameter of N-Ary Tree", "question__title_slug": "diameter-of-n-ary-tree", "question__hide": false, "total_acs": 2930, "total_submitted": 4081, "total_column_articles": 67, "frontend_question_id": "1522", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1664, "question__title": "Find Users With Valid E-Mails", "question__title_slug": "find-users-with-valid-e-mails", "question__hide": false, "total_acs": 18214, "total_submitted": 34330, "total_column_articles": 118, "frontend_question_id": "1517", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1663, "question__title": "Detect Cycles in 2D Grid", "question__title_slug": "detect-cycles-in-2d-grid", "question__hide": false, "total_acs": 7576, "total_submitted": 18380, "total_column_articles": 121, "frontend_question_id": "1559", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1662, "question__title": "Minimum Numbers of Function Calls to Make Target Array", "question__title_slug": "minimum-numbers-of-function-calls-to-make-target-array", "question__hide": false, "total_acs": 6782, "total_submitted": 10729, "total_column_articles": 98, "frontend_question_id": "1558", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1661, "question__title": "Minimum Number of Vertices to Reach All Nodes", "question__title_slug": "minimum-number-of-vertices-to-reach-all-nodes", "question__hide": false, "total_acs": 19703, "total_submitted": 24122, "total_column_articles": 244, "frontend_question_id": "1557", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1660, "question__title": "Thousand Separator", "question__title_slug": "thousand-separator", "question__hide": false, "total_acs": 21621, "total_submitted": 38481, "total_column_articles": 314, "frontend_question_id": "1556", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1659, "question__title": "Get the Maximum Score", "question__title_slug": "get-the-maximum-score", "question__hide": false, "total_acs": 7306, "total_submitted": 18097, "total_column_articles": 134, "frontend_question_id": "1537", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1658, "question__title": "Minimum Swaps to Arrange a Binary Grid", "question__title_slug": "minimum-swaps-to-arrange-a-binary-grid", "question__hide": false, "total_acs": 5630, "total_submitted": 11987, "total_column_articles": 99, "frontend_question_id": "1536", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1657, "question__title": "Find the Winner of an Array Game", "question__title_slug": "find-the-winner-of-an-array-game", "question__hide": false, "total_acs": 17623, "total_submitted": 37944, "total_column_articles": 228, "frontend_question_id": "1535", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1656, "question__title": "Count Good Triplets", "question__title_slug": "count-good-triplets", "question__hide": false, "total_acs": 33439, "total_submitted": 44453, "total_column_articles": 289, "frontend_question_id": "1534", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1655, "question__title": "Move Sub-Tree of N-Ary Tree", "question__title_slug": "move-sub-tree-of-n-ary-tree", "question__hide": false, "total_acs": 452, "total_submitted": 834, "total_column_articles": 19, "frontend_question_id": "1516", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1654, "question__title": "Customer Order Frequency", "question__title_slug": "customer-order-frequency", "question__hide": false, "total_acs": 10113, "total_submitted": 15675, "total_column_articles": 115, "frontend_question_id": "1511", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1653, "question__title": "Number of Good Leaf Nodes Pairs", "question__title_slug": "number-of-good-leaf-nodes-pairs", "question__hide": false, "total_acs": 11997, "total_submitted": 20378, "total_column_articles": 211, "frontend_question_id": "1530", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1652, "question__title": "Minimum Suffix Flips", "question__title_slug": "minimum-suffix-flips", "question__hide": false, "total_acs": 12004, "total_submitted": 17008, "total_column_articles": 189, "frontend_question_id": "1529", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1651, "question__title": "Shuffle String", "question__title_slug": "shuffle-string", "question__hide": false, "total_acs": 41088, "total_submitted": 52277, "total_column_articles": 502, "frontend_question_id": "1528", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1650, "question__title": "Find Root of N-Ary Tree", "question__title_slug": "find-root-of-n-ary-tree", "question__hide": false, "total_acs": 1674, "total_submitted": 2086, "total_column_articles": 33, "frontend_question_id": "1506", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1649, "question__title": "Maximum Number of Non-Overlapping Subarrays With Sum Equals Target", "question__title_slug": "maximum-number-of-non-overlapping-subarrays-with-sum-equals-target", "question__hide": false, "total_acs": 7814, "total_submitted": 17188, "total_column_articles": 111, "frontend_question_id": "1546", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1648, "question__title": "Minimum Insertions to Balance a Parentheses String", "question__title_slug": "minimum-insertions-to-balance-a-parentheses-string", "question__hide": false, "total_acs": 20350, "total_submitted": 41534, "total_column_articles": 232, "frontend_question_id": "1541", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1647, "question__title": "Can Convert String in K Moves", "question__title_slug": "can-convert-string-in-k-moves", "question__hide": false, "total_acs": 7136, "total_submitted": 21143, "total_column_articles": 114, "frontend_question_id": "1540", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1646, "question__title": "Kth Missing Positive Number", "question__title_slug": "kth-missing-positive-number", "question__hide": false, "total_acs": 44689, "total_submitted": 82563, "total_column_articles": 607, "frontend_question_id": "1539", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1645, "question__title": "Find a Value of a Mysterious Function Closest to Target", "question__title_slug": "find-a-value-of-a-mysterious-function-closest-to-target", "question__hide": false, "total_acs": 4479, "total_submitted": 10138, "total_column_articles": 78, "frontend_question_id": "1521", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1644, "question__title": "Maximum Number of Non-Overlapping Substrings", "question__title_slug": "maximum-number-of-non-overlapping-substrings", "question__hide": false, "total_acs": 3606, "total_submitted": 9960, "total_column_articles": 89, "frontend_question_id": "1520", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1643, "question__title": "Number of Nodes in the Sub-Tree With the Same Label", "question__title_slug": "number-of-nodes-in-the-sub-tree-with-the-same-label", "question__hide": false, "total_acs": 7873, "total_submitted": 23317, "total_column_articles": 154, "frontend_question_id": "1519", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1642, "question__title": "Water Bottles", "question__title_slug": "water-bottles", "question__hide": false, "total_acs": 64447, "total_submitted": 92866, "total_column_articles": 933, "frontend_question_id": "1518", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1641, "question__title": "Countries You Can Safely Invest In", "question__title_slug": "countries-you-can-safely-invest-in", "question__hide": false, "total_acs": 14820, "total_submitted": 26234, "total_column_articles": 158, "frontend_question_id": "1501", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1640, "question__title": "Design a File Sharing System", "question__title_slug": "design-a-file-sharing-system", "question__hide": false, "total_acs": 2022, "total_submitted": 6705, "total_column_articles": 52, "frontend_question_id": "1500", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1639, "question__title": "Friendly Movies Streamed Last Month", "question__title_slug": "friendly-movies-streamed-last-month", "question__hide": false, "total_acs": 8729, "total_submitted": 16397, "total_column_articles": 57, "frontend_question_id": "1495", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1638, "question__title": "Best Position for a Service Centre", "question__title_slug": "best-position-for-a-service-centre", "question__hide": false, "total_acs": 4787, "total_submitted": 13473, "total_column_articles": 75, "frontend_question_id": "1515", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1637, "question__title": "String Compression II", "question__title_slug": "string-compression-ii", "question__hide": false, "total_acs": 3101, "total_submitted": 8065, "total_column_articles": 51, "frontend_question_id": "1531", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1636, "question__title": "Number of Substrings With Only 1s", "question__title_slug": "number-of-substrings-with-only-1s", "question__hide": false, "total_acs": 15268, "total_submitted": 38216, "total_column_articles": 212, "frontend_question_id": "1513", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1635, "question__title": "Number of Good Pairs", "question__title_slug": "number-of-good-pairs", "question__hide": false, "total_acs": 85880, "total_submitted": 102917, "total_column_articles": 1026, "frontend_question_id": "1512", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1634, "question__title": "Clone N-ary Tree", "question__title_slug": "clone-n-ary-tree", "question__hide": false, "total_acs": 2648, "total_submitted": 3188, "total_column_articles": 55, "frontend_question_id": "1490", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1633, "question__title": "Minimum Number of Increments on Subarrays to Form a Target Array", "question__title_slug": "minimum-number-of-increments-on-subarrays-to-form-a-target-array", "question__hide": false, "total_acs": 5515, "total_submitted": 8399, "total_column_articles": 99, "frontend_question_id": "1526", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1632, "question__title": "Number of Good Ways to Split a String", "question__title_slug": "number-of-good-ways-to-split-a-string", "question__hide": false, "total_acs": 9154, "total_submitted": 13776, "total_column_articles": 167, "frontend_question_id": "1525", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1631, "question__title": "Number of Sub-arrays With Odd Sum", "question__title_slug": "number-of-sub-arrays-with-odd-sum", "question__hide": false, "total_acs": 10360, "total_submitted": 22182, "total_column_articles": 179, "frontend_question_id": "1524", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1630, "question__title": "Count Odd Numbers in an Interval Range", "question__title_slug": "count-odd-numbers-in-an-interval-range", "question__hide": false, "total_acs": 52909, "total_submitted": 107238, "total_column_articles": 741, "frontend_question_id": "1523", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1629, "question__title": "Minimum Possible Integer After at Most K Adjacent Swaps On Digits", "question__title_slug": "minimum-possible-integer-after-at-most-k-adjacent-swaps-on-digits", "question__hide": false, "total_acs": 4947, "total_submitted": 12162, "total_column_articles": 100, "frontend_question_id": "1505", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1628, "question__title": "Count Submatrices With All Ones", "question__title_slug": "count-submatrices-with-all-ones", "question__hide": false, "total_acs": 12781, "total_submitted": 20278, "total_column_articles": 187, "frontend_question_id": "1504", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1627, "question__title": "Last Moment Before All Ants Fall Out of a Plank", "question__title_slug": "last-moment-before-all-ants-fall-out-of-a-plank", "question__hide": false, "total_acs": 12858, "total_submitted": 23320, "total_column_articles": 129, "frontend_question_id": "1503", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1626, "question__title": "Can Make Arithmetic Progression From Sequence", "question__title_slug": "can-make-arithmetic-progression-from-sequence", "question__hide": false, "total_acs": 50450, "total_submitted": 73049, "total_column_articles": 624, "frontend_question_id": "1502", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1625, "question__title": "Group Sold Products By The Date", "question__title_slug": "group-sold-products-by-the-date", "question__hide": false, "total_acs": 63233, "total_submitted": 92647, "total_column_articles": 357, "frontend_question_id": "1484", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1624, "question__title": "Clone Binary Tree With Random Pointer", "question__title_slug": "clone-binary-tree-with-random-pointer", "question__hide": false, "total_acs": 1591, "total_submitted": 2021, "total_column_articles": 39, "frontend_question_id": "1485", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1623, "question__title": "Sales by Day of the Week", "question__title_slug": "sales-by-day-of-the-week", "question__hide": false, "total_acs": 4212, "total_submitted": 7453, "total_column_articles": 73, "frontend_question_id": "1479", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1622, "question__title": "Max Value of Equation", "question__title_slug": "max-value-of-equation", "question__hide": false, "total_acs": 17012, "total_submitted": 35239, "total_column_articles": 174, "frontend_question_id": "1499", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1621, "question__title": "Number of Subsequences That Satisfy the Given Sum Condition", "question__title_slug": "number-of-subsequences-that-satisfy-the-given-sum-condition", "question__hide": false, "total_acs": 11414, "total_submitted": 29523, "total_column_articles": 137, "frontend_question_id": "1498", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1620, "question__title": "Check If Array Pairs Are Divisible by k", "question__title_slug": "check-if-array-pairs-are-divisible-by-k", "question__hide": false, "total_acs": 13758, "total_submitted": 34197, "total_column_articles": 156, "frontend_question_id": "1497", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1619, "question__title": "Path Crossing", "question__title_slug": "path-crossing", "question__hide": false, "total_acs": 17736, "total_submitted": 33005, "total_column_articles": 264, "frontend_question_id": "1496", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1618, "question__title": "Delete N Nodes After M Nodes of a Linked List", "question__title_slug": "delete-n-nodes-after-m-nodes-of-a-linked-list", "question__hide": false, "total_acs": 4510, "total_submitted": 6445, "total_column_articles": 118, "frontend_question_id": "1474", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1617, "question__title": "Stone Game IV", "question__title_slug": "stone-game-iv", "question__hide": false, "total_acs": 8990, "total_submitted": 14824, "total_column_articles": 111, "frontend_question_id": "1510", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1616, "question__title": "Minimum Difference Between Largest and Smallest Value in Three Moves", "question__title_slug": "minimum-difference-between-largest-and-smallest-value-in-three-moves", "question__hide": false, "total_acs": 8561, "total_submitted": 15329, "total_column_articles": 141, "frontend_question_id": "1509", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1615, "question__title": "Range Sum of Sorted Subarray Sums", "question__title_slug": "range-sum-of-sorted-subarray-sums", "question__hide": false, "total_acs": 11593, "total_submitted": 19947, "total_column_articles": 120, "frontend_question_id": "1508", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1613, "question__title": "Find Critical and Pseudo-Critical Edges in Minimum Spanning Tree", "question__title_slug": "find-critical-and-pseudo-critical-edges-in-minimum-spanning-tree", "question__hide": false, "total_acs": 13961, "total_submitted": 21089, "total_column_articles": 155, "frontend_question_id": "1489", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1612, "question__title": "Avoid Flood in The City", "question__title_slug": "avoid-flood-in-the-city", "question__hide": false, "total_acs": 30864, "total_submitted": 100107, "total_column_articles": 298, "frontend_question_id": "1488", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1611, "question__title": "Making File Names Unique", "question__title_slug": "making-file-names-unique", "question__hide": false, "total_acs": 36427, "total_submitted": 87719, "total_column_articles": 336, "frontend_question_id": "1487", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1610, "question__title": "XOR Operation in an Array", "question__title_slug": "xor-operation-in-an-array", "question__hide": false, "total_acs": 91613, "total_submitted": 108479, "total_column_articles": 821, "frontend_question_id": "1486", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1609, "question__title": "Find All The Lonely Nodes", "question__title_slug": "find-all-the-lonely-nodes", "question__hide": false, "total_acs": 5267, "total_submitted": 6399, "total_column_articles": 139, "frontend_question_id": "1469", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1608, "question__title": "Calculate Salaries", "question__title_slug": "calculate-salaries", "question__hide": false, "total_acs": 5975, "total_submitted": 8579, "total_column_articles": 70, "frontend_question_id": "1468", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1607, "question__title": "Rectangles Area", "question__title_slug": "rectangles-area", "question__hide": false, "total_acs": 6748, "total_submitted": 10775, "total_column_articles": 101, "frontend_question_id": "1459", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1605, "question__title": "Minimum Number of Days to Make m Bouquets", "question__title_slug": "minimum-number-of-days-to-make-m-bouquets", "question__hide": false, "total_acs": 42775, "total_submitted": 75491, "total_column_articles": 515, "frontend_question_id": "1482", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1604, "question__title": "Least Number of Unique Integers after K Removals", "question__title_slug": "least-number-of-unique-integers-after-k-removals", "question__hide": false, "total_acs": 20566, "total_submitted": 45038, "total_column_articles": 263, "frontend_question_id": "1481", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1603, "question__title": "Running Sum of 1d Array", "question__title_slug": "running-sum-of-1d-array", "question__hide": false, "total_acs": 333441, "total_submitted": 436732, "total_column_articles": 2604, "frontend_question_id": "1480", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1587, "question__title": "Parallel Courses II", "question__title_slug": "parallel-courses-ii", "question__hide": false, "total_acs": 12692, "total_submitted": 24633, "total_column_articles": 106, "frontend_question_id": "1494", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1586, "question__title": "Longest Subarray of 1's After Deleting One Element", "question__title_slug": "longest-subarray-of-1s-after-deleting-one-element", "question__hide": false, "total_acs": 29349, "total_submitted": 47489, "total_column_articles": 408, "frontend_question_id": "1493", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1585, "question__title": "The kth Factor of n", "question__title_slug": "the-kth-factor-of-n", "question__hide": false, "total_acs": 18030, "total_submitted": 29189, "total_column_articles": 171, "frontend_question_id": "1492", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1584, "question__title": "Average Salary Excluding the Minimum and Maximum Salary", "question__title_slug": "average-salary-excluding-the-minimum-and-maximum-salary", "question__hide": false, "total_acs": 56725, "total_submitted": 90670, "total_column_articles": 724, "frontend_question_id": "1491", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1583, "question__title": "Paint House III", "question__title_slug": "paint-house-iii", "question__hide": false, "total_acs": 18061, "total_submitted": 27296, "total_column_articles": 197, "frontend_question_id": "1473", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1582, "question__title": "Design Browser History", "question__title_slug": "design-browser-history", "question__hide": false, "total_acs": 18587, "total_submitted": 30167, "total_column_articles": 282, "frontend_question_id": "1472", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1581, "question__title": "The k Strongest Values in an Array", "question__title_slug": "the-k-strongest-values-in-an-array", "question__hide": false, "total_acs": 10470, "total_submitted": 18692, "total_column_articles": 148, "frontend_question_id": "1471", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1580, "question__title": "Shuffle the Array", "question__title_slug": "shuffle-the-array", "question__hide": false, "total_acs": 107736, "total_submitted": 128223, "total_column_articles": 1185, "frontend_question_id": "1470", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1579, "question__title": "Active Users", "question__title_slug": "active-users", "question__hide": false, "total_acs": 11380, "total_submitted": 29856, "total_column_articles": 135, "frontend_question_id": "1454", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1578, "question__title": "Apples & Oranges", "question__title_slug": "apples-oranges", "question__hide": false, "total_acs": 14922, "total_submitted": 17900, "total_column_articles": 141, "frontend_question_id": "1445", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1577, "question__title": "Probability of a Two Boxes Having The Same Number of Distinct Balls", "question__title_slug": "probability-of-a-two-boxes-having-the-same-number-of-distinct-balls", "question__hide": false, "total_acs": 2843, "total_submitted": 4505, "total_column_articles": 73, "frontend_question_id": "1467", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1576, "question__title": "Reorder Routes to Make All Paths Lead to the City Zero", "question__title_slug": "reorder-routes-to-make-all-paths-lead-to-the-city-zero", "question__hide": false, "total_acs": 31750, "total_submitted": 52548, "total_column_articles": 410, "frontend_question_id": "1466", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1575, "question__title": "Maximum Area of a Piece of Cake After Horizontal and Vertical Cuts", "question__title_slug": "maximum-area-of-a-piece-of-cake-after-horizontal-and-vertical-cuts", "question__hide": false, "total_acs": 29809, "total_submitted": 69781, "total_column_articles": 268, "frontend_question_id": "1465", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1574, "question__title": "Maximum Product of Two Elements in an Array", "question__title_slug": "maximum-product-of-two-elements-in-an-array", "question__hide": false, "total_acs": 80160, "total_submitted": 102492, "total_column_articles": 895, "frontend_question_id": "1464", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1573, "question__title": "Find Two Non-overlapping Sub-arrays Each With Target Sum", "question__title_slug": "find-two-non-overlapping-sub-arrays-each-with-target-sum", "question__hide": false, "total_acs": 9560, "total_submitted": 30402, "total_column_articles": 151, "frontend_question_id": "1477", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1572, "question__title": "Subrectangle Queries", "question__title_slug": "subrectangle-queries", "question__hide": false, "total_acs": 16549, "total_submitted": 19099, "total_column_articles": 147, "frontend_question_id": "1476", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1571, "question__title": "Allocate Mailboxes", "question__title_slug": "allocate-mailboxes", "question__hide": false, "total_acs": 6074, "total_submitted": 9663, "total_column_articles": 98, "frontend_question_id": "1478", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1570, "question__title": "Final Prices With a Special Discount in a Shop", "question__title_slug": "final-prices-with-a-special-discount-in-a-shop", "question__hide": false, "total_acs": 72088, "total_submitted": 98243, "total_column_articles": 893, "frontend_question_id": "1475", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1569, "question__title": "Max Dot Product of Two Subsequences", "question__title_slug": "max-dot-product-of-two-subsequences", "question__hide": false, "total_acs": 8820, "total_submitted": 18360, "total_column_articles": 134, "frontend_question_id": "1458", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1568, "question__title": "Pseudo-Palindromic Paths in a Binary Tree", "question__title_slug": "pseudo-palindromic-paths-in-a-binary-tree", "question__hide": false, "total_acs": 28068, "total_submitted": 40846, "total_column_articles": 320, "frontend_question_id": "1457", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1567, "question__title": "Maximum Number of Vowels in a Substring of Given Length", "question__title_slug": "maximum-number-of-vowels-in-a-substring-of-given-length", "question__hide": false, "total_acs": 41367, "total_submitted": 73539, "total_column_articles": 447, "frontend_question_id": "1456", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1566, "question__title": "Check If a Word Occurs As a Prefix of Any Word in a Sentence", "question__title_slug": "check-if-a-word-occurs-as-a-prefix-of-any-word-in-a-sentence", "question__hide": false, "total_acs": 43079, "total_submitted": 66698, "total_column_articles": 712, "frontend_question_id": "1455", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1565, "question__title": "Evaluate Boolean Expression", "question__title_slug": "evaluate-boolean-expression", "question__hide": false, "total_acs": 10403, "total_submitted": 15101, "total_column_articles": 96, "frontend_question_id": "1440", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1564, "question__title": "Create a Session Bar Chart", "question__title_slug": "create-a-session-bar-chart", "question__hide": false, "total_acs": 7592, "total_submitted": 11848, "total_column_articles": 66, "frontend_question_id": "1435", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1563, "question__title": "Maximum Number of Darts Inside of a Circular Dartboard", "question__title_slug": "maximum-number-of-darts-inside-of-a-circular-dartboard", "question__hide": false, "total_acs": 2389, "total_submitted": 6242, "total_column_articles": 43, "frontend_question_id": "1453", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1562, "question__title": "People Whose List of Favorite Companies Is Not a Subset of Another List", "question__title_slug": "people-whose-list-of-favorite-companies-is-not-a-subset-of-another-list", "question__hide": false, "total_acs": 8383, "total_submitted": 16311, "total_column_articles": 120, "frontend_question_id": "1452", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1561, "question__title": "Rearrange Words in a Sentence", "question__title_slug": "rearrange-words-in-a-sentence", "question__hide": false, "total_acs": 14502, "total_submitted": 26676, "total_column_articles": 217, "frontend_question_id": "1451", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1560, "question__title": "Number of Students Doing Homework at a Given Time", "question__title_slug": "number-of-students-doing-homework-at-a-given-time", "question__hide": false, "total_acs": 62756, "total_submitted": 76270, "total_column_articles": 702, "frontend_question_id": "1450", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1559, "question__title": "Cherry Pickup II", "question__title_slug": "cherry-pickup-ii", "question__hide": false, "total_acs": 5293, "total_submitted": 8494, "total_column_articles": 117, "frontend_question_id": "1463", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1558, "question__title": "Course Schedule IV", "question__title_slug": "course-schedule-iv", "question__hide": false, "total_acs": 30890, "total_submitted": 60603, "total_column_articles": 344, "frontend_question_id": "1462", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1557, "question__title": "Check If a String Contains All Binary Codes of Size K", "question__title_slug": "check-if-a-string-contains-all-binary-codes-of-size-k", "question__hide": false, "total_acs": 10371, "total_submitted": 19699, "total_column_articles": 134, "frontend_question_id": "1461", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1556, "question__title": "Make Two Arrays Equal by Reversing Subarrays", "question__title_slug": "make-two-arrays-equal-by-reversing-subarrays", "question__hide": false, "total_acs": 55410, "total_submitted": 71758, "total_column_articles": 770, "frontend_question_id": "1460", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1555, "question__title": "Number of Ways of Cutting a Pizza", "question__title_slug": "number-of-ways-of-cutting-a-pizza", "question__hide": false, "total_acs": 18302, "total_submitted": 29589, "total_column_articles": 163, "frontend_question_id": "1444", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1554, "question__title": "Minimum Time to Collect All Apples in a Tree", "question__title_slug": "minimum-time-to-collect-all-apples-in-a-tree", "question__hide": false, "total_acs": 8553, "total_submitted": 19576, "total_column_articles": 203, "frontend_question_id": "1443", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1553, "question__title": "Count Triplets That Can Form Two Arrays of Equal XOR", "question__title_slug": "count-triplets-that-can-form-two-arrays-of-equal-xor", "question__hide": false, "total_acs": 39634, "total_submitted": 49932, "total_column_articles": 421, "frontend_question_id": "1442", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1552, "question__title": "Build an Array With Stack Operations", "question__title_slug": "build-an-array-with-stack-operations", "question__hide": false, "total_acs": 49917, "total_submitted": 69697, "total_column_articles": 911, "frontend_question_id": "1441", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1551, "question__title": "NPV Queries", "question__title_slug": "npv-queries", "question__hide": false, "total_acs": 6493, "total_submitted": 9087, "total_column_articles": 52, "frontend_question_id": "1421", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1550, "question__title": "Find the Kth Smallest Sum of a Matrix With Sorted Rows", "question__title_slug": "find-the-kth-smallest-sum-of-a-matrix-with-sorted-rows", "question__hide": false, "total_acs": 17041, "total_submitted": 25658, "total_column_articles": 140, "frontend_question_id": "1439", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1549, "question__title": "Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit", "question__title_slug": "longest-continuous-subarray-with-absolute-diff-less-than-or-equal-to-limit", "question__hide": false, "total_acs": 48345, "total_submitted": 96717, "total_column_articles": 600, "frontend_question_id": "1438", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1548, "question__title": "Check If All 1's Are at Least Length K Places Away", "question__title_slug": "check-if-all-1s-are-at-least-length-k-places-away", "question__hide": false, "total_acs": 18041, "total_submitted": 32504, "total_column_articles": 268, "frontend_question_id": "1437", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1547, "question__title": "Destination City", "question__title_slug": "destination-city", "question__hide": false, "total_acs": 55200, "total_submitted": 67574, "total_column_articles": 790, "frontend_question_id": "1436", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1546, "question__title": "Find the Quiet Students in All Exams", "question__title_slug": "find-the-quiet-students-in-all-exams", "question__hide": false, "total_acs": 8037, "total_submitted": 15340, "total_column_articles": 142, "frontend_question_id": "1412", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1545, "question__title": "Form Largest Integer With Digits That Add up to Target", "question__title_slug": "form-largest-integer-with-digits-that-add-up-to-target", "question__hide": false, "total_acs": 19867, "total_submitted": 31881, "total_column_articles": 238, "frontend_question_id": "1449", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1544, "question__title": "Count Good Nodes in Binary Tree", "question__title_slug": "count-good-nodes-in-binary-tree", "question__hide": false, "total_acs": 48935, "total_submitted": 66231, "total_column_articles": 557, "frontend_question_id": "1448", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1543, "question__title": "Simplified Fractions", "question__title_slug": "simplified-fractions", "question__hide": false, "total_acs": 42383, "total_submitted": 62777, "total_column_articles": 536, "frontend_question_id": "1447", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1542, "question__title": "Consecutive Characters", "question__title_slug": "consecutive-characters", "question__hide": false, "total_acs": 62303, "total_submitted": 103465, "total_column_articles": 823, "frontend_question_id": "1446", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1541, "question__title": "Top Travellers", "question__title_slug": "top-travellers", "question__hide": false, "total_acs": 41661, "total_submitted": 74079, "total_column_articles": 294, "frontend_question_id": "1407", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1539, "question__title": "Diagonal Traverse II", "question__title_slug": "diagonal-traverse-ii", "question__hide": false, "total_acs": 11337, "total_submitted": 26470, "total_column_articles": 225, "frontend_question_id": "1424", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1538, "question__title": "Maximum Points You Can Obtain from Cards", "question__title_slug": "maximum-points-you-can-obtain-from-cards", "question__hide": false, "total_acs": 67273, "total_submitted": 117725, "total_column_articles": 829, "frontend_question_id": "1423", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1537, "question__title": "Maximum Score After Splitting a String", "question__title_slug": "maximum-score-after-splitting-a-string", "question__hide": false, "total_acs": 45985, "total_submitted": 80938, "total_column_articles": 717, "frontend_question_id": "1422", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1536, "question__title": "Customers Who Bought Products A and B but Not C", "question__title_slug": "customers-who-bought-products-a-and-b-but-not-c", "question__hide": false, "total_acs": 15598, "total_submitted": 22380, "total_column_articles": 165, "frontend_question_id": "1398", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1535, "question__title": "Build Array Where You Can Find The Maximum Exactly K Comparisons", "question__title_slug": "build-array-where-you-can-find-the-maximum-exactly-k-comparisons", "question__hide": false, "total_acs": 4168, "total_submitted": 6496, "total_column_articles": 72, "frontend_question_id": "1420", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1534, "question__title": "Minimum Number of Frogs Croaking", "question__title_slug": "minimum-number-of-frogs-croaking", "question__hide": false, "total_acs": 33861, "total_submitted": 67421, "total_column_articles": 447, "frontend_question_id": "1419", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1533, "question__title": "Display Table of Food Orders in a Restaurant", "question__title_slug": "display-table-of-food-orders-in-a-restaurant", "question__hide": false, "total_acs": 29400, "total_submitted": 40170, "total_column_articles": 460, "frontend_question_id": "1418", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1532, "question__title": "Reformat The String", "question__title_slug": "reformat-the-string", "question__hide": false, "total_acs": 47896, "total_submitted": 86967, "total_column_articles": 633, "frontend_question_id": "1417", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1531, "question__title": "Number of Ways to Wear Different Hats to Each Other", "question__title_slug": "number-of-ways-to-wear-different-hats-to-each-other", "question__hide": false, "total_acs": 4615, "total_submitted": 8911, "total_column_articles": 76, "frontend_question_id": "1434", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1530, "question__title": "Check If a String Can Break Another String", "question__title_slug": "check-if-a-string-can-break-another-string", "question__hide": false, "total_acs": 9038, "total_submitted": 13863, "total_column_articles": 153, "frontend_question_id": "1433", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1529, "question__title": "Max Difference You Can Get From Changing an Integer", "question__title_slug": "max-difference-you-can-get-from-changing-an-integer", "question__hide": false, "total_acs": 6879, "total_submitted": 17160, "total_column_articles": 142, "frontend_question_id": "1432", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1528, "question__title": "Kids With the Greatest Number of Candies", "question__title_slug": "kids-with-the-greatest-number-of-candies", "question__hide": false, "total_acs": 112971, "total_submitted": 133580, "total_column_articles": 1289, "frontend_question_id": "1431", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1527, "question__title": "Number of Ways to Paint N × 3 Grid", "question__title_slug": "number-of-ways-to-paint-n-3-grid", "question__hide": false, "total_acs": 10350, "total_submitted": 17906, "total_column_articles": 169, "frontend_question_id": "1411", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1526, "question__title": "HTML Entity Parser", "question__title_slug": "html-entity-parser", "question__hide": false, "total_acs": 29362, "total_submitted": 55806, "total_column_articles": 319, "frontend_question_id": "1410", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1525, "question__title": "Queries on a Permutation With Key", "question__title_slug": "queries-on-a-permutation-with-key", "question__hide": false, "total_acs": 11846, "total_submitted": 14534, "total_column_articles": 202, "frontend_question_id": "1409", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1524, "question__title": "String Matching in an Array", "question__title_slug": "string-matching-in-an-array", "question__hide": false, "total_acs": 47130, "total_submitted": 73319, "total_column_articles": 570, "frontend_question_id": "1408", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1523, "question__title": "Capital Gain/Loss", "question__title_slug": "capital-gainloss", "question__hide": false, "total_acs": 33686, "total_submitted": 40378, "total_column_articles": 286, "frontend_question_id": "1393", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1522, "question__title": "Stone Game III", "question__title_slug": "stone-game-iii", "question__hide": false, "total_acs": 8610, "total_submitted": 14557, "total_column_articles": 131, "frontend_question_id": "1406", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1520, "question__title": "Number of Steps to Reduce a Number in Binary Representation to One", "question__title_slug": "number-of-steps-to-reduce-a-number-in-binary-representation-to-one", "question__hide": false, "total_acs": 10409, "total_submitted": 20325, "total_column_articles": 203, "frontend_question_id": "1404", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1519, "question__title": "Minimum Subsequence in Non-Increasing Order", "question__title_slug": "minimum-subsequence-in-non-increasing-order", "question__hide": false, "total_acs": 57932, "total_submitted": 79009, "total_column_articles": 776, "frontend_question_id": "1403", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1518, "question__title": "Total Sales Amount by Year", "question__title_slug": "total-sales-amount-by-year", "question__hide": false, "total_acs": 5366, "total_submitted": 9369, "total_column_articles": 108, "frontend_question_id": "1384", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1517, "question__title": "Restore The Array", "question__title_slug": "restore-the-array", "question__hide": false, "total_acs": 5298, "total_submitted": 12524, "total_column_articles": 86, "frontend_question_id": "1416", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1516, "question__title": "The k-th Lexicographical String of All Happy Strings of Length n", "question__title_slug": "the-k-th-lexicographical-string-of-all-happy-strings-of-length-n", "question__hide": false, "total_acs": 9541, "total_submitted": 13886, "total_column_articles": 242, "frontend_question_id": "1415", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1515, "question__title": "Find the Minimum Number of Fibonacci Numbers Whose Sum Is K", "question__title_slug": "find-the-minimum-number-of-fibonacci-numbers-whose-sum-is-k", "question__hide": false, "total_acs": 31042, "total_submitted": 44110, "total_column_articles": 456, "frontend_question_id": "1414", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1514, "question__title": "Minimum Value to Get Positive Step by Step Sum", "question__title_slug": "minimum-value-to-get-positive-step-by-step-sum", "question__hide": false, "total_acs": 48730, "total_submitted": 66689, "total_column_articles": 716, "frontend_question_id": "1413", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1513, "question__title": "Find All Good Strings", "question__title_slug": "find-all-good-strings", "question__hide": false, "total_acs": 2429, "total_submitted": 5462, "total_column_articles": 73, "frontend_question_id": "1397", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1512, "question__title": "Design Underground System", "question__title_slug": "design-underground-system", "question__hide": false, "total_acs": 22640, "total_submitted": 53654, "total_column_articles": 279, "frontend_question_id": "1396", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1511, "question__title": "Count Number of Teams", "question__title_slug": "count-number-of-teams", "question__hide": false, "total_acs": 20727, "total_submitted": 29159, "total_column_articles": 300, "frontend_question_id": "1395", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1510, "question__title": "Find Lucky Integer in an Array", "question__title_slug": "find-lucky-integer-in-an-array", "question__hide": false, "total_acs": 28372, "total_submitted": 42978, "total_column_articles": 448, "frontend_question_id": "1394", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1509, "question__title": "Replace Employee ID With The Unique Identifier", "question__title_slug": "replace-employee-id-with-the-unique-identifier", "question__hide": false, "total_acs": 39972, "total_submitted": 48244, "total_column_articles": 161, "frontend_question_id": "1378", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1508, "question__title": "Longest Happy Prefix", "question__title_slug": "longest-happy-prefix", "question__hide": false, "total_acs": 15024, "total_submitted": 33522, "total_column_articles": 239, "frontend_question_id": "1392", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1507, "question__title": "Check if There is a Valid Path in a Grid", "question__title_slug": "check-if-there-is-a-valid-path-in-a-grid", "question__hide": false, "total_acs": 9241, "total_submitted": 21840, "total_column_articles": 277, "frontend_question_id": "1391", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1505, "question__title": "Create Target Array in the Given Order", "question__title_slug": "create-target-array-in-the-given-order", "question__hide": false, "total_acs": 36737, "total_submitted": 44343, "total_column_articles": 596, "frontend_question_id": "1389", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1504, "question__title": "Get the Second Most Recent Activity", "question__title_slug": "get-the-second-most-recent-activity", "question__hide": false, "total_acs": 7084, "total_submitted": 11490, "total_column_articles": 89, "frontend_question_id": "1369", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1503, "question__title": "Reducing Dishes", "question__title_slug": "reducing-dishes", "question__hide": false, "total_acs": 32535, "total_submitted": 40871, "total_column_articles": 439, "frontend_question_id": "1402", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1502, "question__title": "Construct K Palindrome Strings", "question__title_slug": "construct-k-palindrome-strings", "question__hide": false, "total_acs": 10171, "total_submitted": 16535, "total_column_articles": 159, "frontend_question_id": "1400", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1501, "question__title": "Circle and Rectangle Overlapping", "question__title_slug": "circle-and-rectangle-overlapping", "question__hide": false, "total_acs": 18644, "total_submitted": 36072, "total_column_articles": 254, "frontend_question_id": "1401", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1500, "question__title": "Count Largest Group", "question__title_slug": "count-largest-group", "question__hide": false, "total_acs": 15052, "total_submitted": 22548, "total_column_articles": 221, "frontend_question_id": "1399", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1499, "question__title": "Maximum Performance of a Team", "question__title_slug": "maximum-performance-of-a-team", "question__hide": false, "total_acs": 7257, "total_submitted": 20245, "total_column_articles": 135, "frontend_question_id": "1383", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1498, "question__title": "Find a Corresponding Node of a Binary Tree in a Clone of That Tree", "question__title_slug": "find-a-corresponding-node-of-a-binary-tree-in-a-clone-of-that-tree", "question__hide": false, "total_acs": 19110, "total_submitted": 23069, "total_column_articles": 265, "frontend_question_id": "1379", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1497, "question__title": "Design a Stack With Increment Operation", "question__title_slug": "design-a-stack-with-increment-operation", "question__hide": false, "total_acs": 18885, "total_submitted": 26124, "total_column_articles": 233, "frontend_question_id": "1381", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1496, "question__title": "Lucky Numbers in a Matrix", "question__title_slug": "lucky-numbers-in-a-matrix", "question__hide": false, "total_acs": 57925, "total_submitted": 76143, "total_column_articles": 770, "frontend_question_id": "1380", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1495, "question__title": "Number of Trusted Contacts of a Customer", "question__title_slug": "number-of-trusted-contacts-of-a-customer", "question__hide": false, "total_acs": 6543, "total_submitted": 9570, "total_column_articles": 94, "frontend_question_id": "1364", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1494, "question__title": "Activity Participants", "question__title_slug": "activity-participants", "question__hide": false, "total_acs": 7686, "total_submitted": 11649, "total_column_articles": 93, "frontend_question_id": "1355", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1493, "question__title": "Frog Position After T Seconds", "question__title_slug": "frog-position-after-t-seconds", "question__hide": false, "total_acs": 19444, "total_submitted": 45808, "total_column_articles": 277, "frontend_question_id": "1377", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1492, "question__title": "Time Needed to Inform All Employees", "question__title_slug": "time-needed-to-inform-all-employees", "question__hide": false, "total_acs": 34047, "total_submitted": 56802, "total_column_articles": 442, "frontend_question_id": "1376", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1491, "question__title": "Number of Times Binary String Is Prefix-Aligned", "question__title_slug": "number-of-times-binary-string-is-prefix-aligned", "question__hide": false, "total_acs": 28675, "total_submitted": 42121, "total_column_articles": 433, "frontend_question_id": "1375", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1490, "question__title": "Generate a String With Characters That Have Odd Counts", "question__title_slug": "generate-a-string-with-characters-that-have-odd-counts", "question__hide": false, "total_acs": 54862, "total_submitted": 70613, "total_column_articles": 562, "frontend_question_id": "1374", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1489, "question__title": "Pizza With 3n Slices", "question__title_slug": "pizza-with-3n-slices", "question__hide": false, "total_acs": 18620, "total_submitted": 28868, "total_column_articles": 119, "frontend_question_id": "1388", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1488, "question__title": "Sort Integers by The Power Value", "question__title_slug": "sort-integers-by-the-power-value", "question__hide": false, "total_acs": 16199, "total_submitted": 23285, "total_column_articles": 275, "frontend_question_id": "1387", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1487, "question__title": "Cinema Seat Allocation", "question__title_slug": "cinema-seat-allocation", "question__hide": false, "total_acs": 10689, "total_submitted": 29781, "total_column_articles": 182, "frontend_question_id": "1386", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1486, "question__title": "Find the Distance Value Between Two Arrays", "question__title_slug": "find-the-distance-value-between-two-arrays", "question__hide": false, "total_acs": 41736, "total_submitted": 64782, "total_column_articles": 525, "frontend_question_id": "1385", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1485, "question__title": "Minimum Cost to Make at Least One Valid Path in a Grid", "question__title_slug": "minimum-cost-to-make-at-least-one-valid-path-in-a-grid", "question__hide": false, "total_acs": 8327, "total_submitted": 13804, "total_column_articles": 159, "frontend_question_id": "1368", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1484, "question__title": "Linked List in Binary Tree", "question__title_slug": "linked-list-in-binary-tree", "question__hide": false, "total_acs": 26042, "total_submitted": 59097, "total_column_articles": 358, "frontend_question_id": "1367", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1483, "question__title": "Rank Teams by Votes", "question__title_slug": "rank-teams-by-votes", "question__hide": false, "total_acs": 13440, "total_submitted": 26044, "total_column_articles": 217, "frontend_question_id": "1366", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1482, "question__title": "How Many Numbers Are Smaller Than the Current Number", "question__title_slug": "how-many-numbers-are-smaller-than-the-current-number", "question__hide": false, "total_acs": 121672, "total_submitted": 147858, "total_column_articles": 1347, "frontend_question_id": "1365", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1481, "question__title": "Students With Invalid Departments", "question__title_slug": "students-with-invalid-departments", "question__hide": false, "total_acs": 14139, "total_submitted": 16694, "total_column_articles": 112, "frontend_question_id": "1350", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1480, "question__title": "Movie Rating", "question__title_slug": "movie-rating", "question__hide": false, "total_acs": 16691, "total_submitted": 45854, "total_column_articles": 196, "frontend_question_id": "1341", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1479, "question__title": "Construct Target Array With Multiple Sums", "question__title_slug": "construct-target-array-with-multiple-sums", "question__hide": false, "total_acs": 4506, "total_submitted": 15506, "total_column_articles": 96, "frontend_question_id": "1354", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1478, "question__title": "Maximum Number of Events That Can Be Attended", "question__title_slug": "maximum-number-of-events-that-can-be-attended", "question__hide": false, "total_acs": 19571, "total_submitted": 66224, "total_column_articles": 224, "frontend_question_id": "1353", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1477, "question__title": "Product of the Last K Numbers", "question__title_slug": "product-of-the-last-k-numbers", "question__hide": false, "total_acs": 13422, "total_submitted": 27555, "total_column_articles": 136, "frontend_question_id": "1352", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1476, "question__title": "Count Negative Numbers in a Sorted Matrix", "question__title_slug": "count-negative-numbers-in-a-sorted-matrix", "question__hide": false, "total_acs": 56327, "total_submitted": 75752, "total_column_articles": 838, "frontend_question_id": "1351", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1475, "question__title": "Maximum Sum BST in Binary Tree", "question__title_slug": "maximum-sum-bst-in-binary-tree", "question__hide": false, "total_acs": 30176, "total_submitted": 62899, "total_column_articles": 417, "frontend_question_id": "1373", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1474, "question__title": "Longest ZigZag Path in a Binary Tree", "question__title_slug": "longest-zigzag-path-in-a-binary-tree", "question__hide": false, "total_acs": 22886, "total_submitted": 40954, "total_column_articles": 325, "frontend_question_id": "1372", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1473, "question__title": "Find the Longest Substring Containing Vowels in Even Counts", "question__title_slug": "find-the-longest-substring-containing-vowels-in-even-counts", "question__hide": false, "total_acs": 27453, "total_submitted": 46210, "total_column_articles": 328, "frontend_question_id": "1371", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1472, "question__title": "Increasing Decreasing String", "question__title_slug": "increasing-decreasing-string", "question__hide": false, "total_acs": 55813, "total_submitted": 70707, "total_column_articles": 675, "frontend_question_id": "1370", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1471, "question__title": "Maximum Students Taking Exam", "question__title_slug": "maximum-students-taking-exam", "question__hide": false, "total_acs": 6310, "total_submitted": 11524, "total_column_articles": 141, "frontend_question_id": "1349", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1470, "question__title": "Tweet Counts Per Frequency", "question__title_slug": "tweet-counts-per-frequency", "question__hide": false, "total_acs": 5683, "total_submitted": 16070, "total_column_articles": 81, "frontend_question_id": "1348", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1469, "question__title": "Minimum Number of Steps to Make Two Strings Anagram", "question__title_slug": "minimum-number-of-steps-to-make-two-strings-anagram", "question__hide": false, "total_acs": 12750, "total_submitted": 16695, "total_column_articles": 182, "frontend_question_id": "1347", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1468, "question__title": "Check If N and Its Double Exist", "question__title_slug": "check-if-n-and-its-double-exist", "question__hide": false, "total_acs": 37720, "total_submitted": 90241, "total_column_articles": 563, "frontend_question_id": "1346", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1467, "question__title": "Number of Transactions per Visit", "question__title_slug": "number-of-transactions-per-visit", "question__hide": false, "total_acs": 4114, "total_submitted": 9067, "total_column_articles": 90, "frontend_question_id": "1336", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1466, "question__title": "Jump Game V", "question__title_slug": "jump-game-v", "question__hide": false, "total_acs": 7644, "total_submitted": 12790, "total_column_articles": 138, "frontend_question_id": "1340", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1465, "question__title": "Maximum Product of Splitted Binary Tree", "question__title_slug": "maximum-product-of-splitted-binary-tree", "question__hide": false, "total_acs": 14259, "total_submitted": 34060, "total_column_articles": 199, "frontend_question_id": "1339", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1464, "question__title": "Reduce Array Size to The Half", "question__title_slug": "reduce-array-size-to-the-half", "question__hide": false, "total_acs": 14075, "total_submitted": 21647, "total_column_articles": 191, "frontend_question_id": "1338", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1463, "question__title": "The K Weakest Rows in a Matrix", "question__title_slug": "the-k-weakest-rows-in-a-matrix", "question__hide": false, "total_acs": 59701, "total_submitted": 87160, "total_column_articles": 931, "frontend_question_id": "1337", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1462, "question__title": "List the Products Ordered in a Period", "question__title_slug": "list-the-products-ordered-in-a-period", "question__hide": false, "total_acs": 19088, "total_submitted": 27962, "total_column_articles": 142, "frontend_question_id": "1327", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1461, "question__title": "Count All Valid Pickup and Delivery Options", "question__title_slug": "count-all-valid-pickup-and-delivery-options", "question__hide": false, "total_acs": 6077, "total_submitted": 10328, "total_column_articles": 128, "frontend_question_id": "1359", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1460, "question__title": "Number of Substrings Containing All Three Characters", "question__title_slug": "number-of-substrings-containing-all-three-characters", "question__hide": false, "total_acs": 11857, "total_submitted": 22146, "total_column_articles": 197, "frontend_question_id": "1358", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1459, "question__title": "Apply Discount Every n Orders", "question__title_slug": "apply-discount-every-n-orders", "question__hide": false, "total_acs": 7331, "total_submitted": 13358, "total_column_articles": 72, "frontend_question_id": "1357", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1458, "question__title": "Sort Integers by The Number of 1 Bits", "question__title_slug": "sort-integers-by-the-number-of-1-bits", "question__hide": false, "total_acs": 65102, "total_submitted": 88486, "total_column_articles": 702, "frontend_question_id": "1356", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1457, "question__title": "Minimum Difficulty of a Job Schedule", "question__title_slug": "minimum-difficulty-of-a-job-schedule", "question__hide": false, "total_acs": 18624, "total_submitted": 27948, "total_column_articles": 180, "frontend_question_id": "1335", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1456, "question__title": "Find the City With the Smallest Number of Neighbors at a Threshold Distance", "question__title_slug": "find-the-city-with-the-smallest-number-of-neighbors-at-a-threshold-distance", "question__hide": false, "total_acs": 27501, "total_submitted": 45160, "total_column_articles": 259, "frontend_question_id": "1334", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1455, "question__title": "Filter Restaurants by Vegan-Friendly, Price and Distance", "question__title_slug": "filter-restaurants-by-vegan-friendly-price-and-distance", "question__hide": false, "total_acs": 28068, "total_submitted": 40428, "total_column_articles": 338, "frontend_question_id": "1333", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1454, "question__title": "Remove Palindromic Subsequences", "question__title_slug": "remove-palindromic-subsequences", "question__hide": false, "total_acs": 36922, "total_submitted": 47451, "total_column_articles": 385, "frontend_question_id": "1332", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1453, "question__title": "Ads Performance", "question__title_slug": "ads-performance", "question__hide": false, "total_acs": 9872, "total_submitted": 16558, "total_column_articles": 97, "frontend_question_id": "1322", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1452, "question__title": "Restaurant Growth", "question__title_slug": "restaurant-growth", "question__hide": false, "total_acs": 18742, "total_submitted": 35855, "total_column_articles": 239, "frontend_question_id": "1321", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1451, "question__title": "Minimum Number of Taps to Open to Water a Garden", "question__title_slug": "minimum-number-of-taps-to-open-to-water-a-garden", "question__hide": false, "total_acs": 27019, "total_submitted": 50013, "total_column_articles": 264, "frontend_question_id": "1326", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1450, "question__title": "Delete Leaves With a Given Value", "question__title_slug": "delete-leaves-with-a-given-value", "question__hide": false, "total_acs": 18725, "total_submitted": 25565, "total_column_articles": 272, "frontend_question_id": "1325", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1449, "question__title": "Print Words Vertically", "question__title_slug": "print-words-vertically", "question__hide": false, "total_acs": 9853, "total_submitted": 16486, "total_column_articles": 183, "frontend_question_id": "1324", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1448, "question__title": "Maximum 69 Number", "question__title_slug": "maximum-69-number", "question__hide": false, "total_acs": 39771, "total_submitted": 53108, "total_column_articles": 670, "frontend_question_id": "1323", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1447, "question__title": "Jump Game IV", "question__title_slug": "jump-game-iv", "question__hide": false, "total_acs": 30220, "total_submitted": 66485, "total_column_articles": 323, "frontend_question_id": "1345", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1446, "question__title": "Angle Between Hands of a Clock", "question__title_slug": "angle-between-hands-of-a-clock", "question__hide": false, "total_acs": 12253, "total_submitted": 20307, "total_column_articles": 186, "frontend_question_id": "1344", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1445, "question__title": "Number of Sub-arrays of Size K and Average Greater than or Equal to Threshold", "question__title_slug": "number-of-sub-arrays-of-size-k-and-average-greater-than-or-equal-to-threshold", "question__hide": false, "total_acs": 20867, "total_submitted": 35942, "total_column_articles": 313, "frontend_question_id": "1343", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1444, "question__title": "Number of Steps to Reduce a Number to Zero", "question__title_slug": "number-of-steps-to-reduce-a-number-to-zero", "question__hide": false, "total_acs": 147788, "total_submitted": 195767, "total_column_articles": 1668, "frontend_question_id": "1342", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1443, "question__title": "Minimum Distance to Type a Word Using Two Fingers", "question__title_slug": "minimum-distance-to-type-a-word-using-two-fingers", "question__hide": false, "total_acs": 4107, "total_submitted": 6695, "total_column_articles": 82, "frontend_question_id": "1320", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1442, "question__title": "Number of Operations to Make Network Connected", "question__title_slug": "number-of-operations-to-make-network-connected", "question__hide": false, "total_acs": 46332, "total_submitted": 74225, "total_column_articles": 695, "frontend_question_id": "1319", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1441, "question__title": "Minimum Flips to Make a OR b Equal to c", "question__title_slug": "minimum-flips-to-make-a-or-b-equal-to-c", "question__hide": false, "total_acs": 13103, "total_submitted": 19369, "total_column_articles": 205, "frontend_question_id": "1318", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1440, "question__title": "Convert Integer to the Sum of Two No-Zero Integers", "question__title_slug": "convert-integer-to-the-sum-of-two-no-zero-integers", "question__hide": false, "total_acs": 15843, "total_submitted": 25572, "total_column_articles": 266, "frontend_question_id": "1317", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1439, "question__title": "Running Total for Different Genders", "question__title_slug": "running-total-for-different-genders", "question__hide": false, "total_acs": 13633, "total_submitted": 18534, "total_column_articles": 103, "frontend_question_id": "1308", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1438, "question__title": "Find the Team Size", "question__title_slug": "find-the-team-size", "question__hide": false, "total_acs": 23334, "total_submitted": 28252, "total_column_articles": 177, "frontend_question_id": "1303", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1437, "question__title": "Minimum Insertion Steps to Make a String Palindrome", "question__title_slug": "minimum-insertion-steps-to-make-a-string-palindrome", "question__hide": false, "total_acs": 28728, "total_submitted": 41302, "total_column_articles": 282, "frontend_question_id": "1312", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1436, "question__title": "Get Watched Videos by Your Friends", "question__title_slug": "get-watched-videos-by-your-friends", "question__hide": false, "total_acs": 8382, "total_submitted": 20701, "total_column_articles": 122, "frontend_question_id": "1311", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1435, "question__title": "XOR Queries of a Subarray", "question__title_slug": "xor-queries-of-a-subarray", "question__hide": false, "total_acs": 43461, "total_submitted": 60288, "total_column_articles": 566, "frontend_question_id": "1310", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1434, "question__title": "Decrypt String from Alphabet to Integer Mapping", "question__title_slug": "decrypt-string-from-alphabet-to-integer-mapping", "question__hide": false, "total_acs": 28901, "total_submitted": 37682, "total_column_articles": 497, "frontend_question_id": "1309", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1433, "question__title": "Encrypt and Decrypt Strings", "question__title_slug": "encrypt-and-decrypt-strings", "question__hide": false, "total_acs": 5840, "total_submitted": 14662, "total_column_articles": 91, "frontend_question_id": "2227", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1432, "question__title": "Check If a String Is a Valid Sequence from Root to Leaves Path in a Binary Tree", "question__title_slug": "check-if-a-string-is-a-valid-sequence-from-root-to-leaves-path-in-a-binary-tree", "question__hide": false, "total_acs": 1526, "total_submitted": 2802, "total_column_articles": 55, "frontend_question_id": "1430", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1431, "question__title": "All Ancestors of a Node in a Directed Acyclic Graph", "question__title_slug": "all-ancestors-of-a-node-in-a-directed-acyclic-graph", "question__hide": false, "total_acs": 6900, "total_submitted": 15047, "total_column_articles": 118, "frontend_question_id": "2192", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1430, "question__title": "Find the K-Beauty of a Number", "question__title_slug": "find-the-k-beauty-of-a-number", "question__hide": false, "total_acs": 11217, "total_submitted": 17807, "total_column_articles": 140, "frontend_question_id": "2269", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1429, "question__title": "Verbal Arithmetic Puzzle", "question__title_slug": "verbal-arithmetic-puzzle", "question__hide": false, "total_acs": 3296, "total_submitted": 9410, "total_column_articles": 75, "frontend_question_id": "1307", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1428, "question__title": "Jump Game III", "question__title_slug": "jump-game-iii", "question__hide": false, "total_acs": 33786, "total_submitted": 57863, "total_column_articles": 469, "frontend_question_id": "1306", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1427, "question__title": "All Elements in Two Binary Search Trees", "question__title_slug": "all-elements-in-two-binary-search-trees", "question__hide": false, "total_acs": 52015, "total_submitted": 66610, "total_column_articles": 703, "frontend_question_id": "1305", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1426, "question__title": "Find N Unique Integers Sum up to Zero", "question__title_slug": "find-n-unique-integers-sum-up-to-zero", "question__hide": false, "total_acs": 30691, "total_submitted": 43803, "total_column_articles": 505, "frontend_question_id": "1304", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1425, "question__title": "Weather Type in Each Country", "question__title_slug": "weather-type-in-each-country", "question__hide": false, "total_acs": 15559, "total_submitted": 23682, "total_column_articles": 140, "frontend_question_id": "1294", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1424, "question__title": "Maximum Candies You Can Get from Boxes", "question__title_slug": "maximum-candies-you-can-get-from-boxes", "question__hide": false, "total_acs": 4250, "total_submitted": 7107, "total_column_articles": 126, "frontend_question_id": "1298", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1423, "question__title": "Maximum Number of Occurrences of a Substring", "question__title_slug": "maximum-number-of-occurrences-of-a-substring", "question__hide": false, "total_acs": 11056, "total_submitted": 22666, "total_column_articles": 135, "frontend_question_id": "1297", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1422, "question__title": "Divide Array in Sets of K Consecutive Numbers", "question__title_slug": "divide-array-in-sets-of-k-consecutive-numbers", "question__hide": false, "total_acs": 13274, "total_submitted": 26872, "total_column_articles": 173, "frontend_question_id": "1296", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1421, "question__title": "Find Numbers with Even Number of Digits", "question__title_slug": "find-numbers-with-even-number-of-digits", "question__hide": false, "total_acs": 61620, "total_submitted": 77386, "total_column_articles": 789, "frontend_question_id": "1295", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1420, "question__title": "Find the Start and End Number of Continuous Ranges", "question__title_slug": "find-the-start-and-end-number-of-continuous-ranges", "question__hide": false, "total_acs": 12497, "total_submitted": 15691, "total_column_articles": 121, "frontend_question_id": "1285", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1419, "question__title": "Make Array Non-decreasing or Non-increasing", "question__title_slug": "make-array-non-decreasing-or-non-increasing", "question__hide": false, "total_acs": 326, "total_submitted": 440, "total_column_articles": 15, "frontend_question_id": "2263", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1418, "question__title": "Fair Distribution of Cookies", "question__title_slug": "fair-distribution-of-cookies", "question__hide": false, "total_acs": 13815, "total_submitted": 18879, "total_column_articles": 146, "frontend_question_id": "2305", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1416, "question__title": "Check if an Array Is Consecutive", "question__title_slug": "check-if-an-array-is-consecutive", "question__hide": false, "total_acs": 770, "total_submitted": 1094, "total_column_articles": 29, "frontend_question_id": "2229", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1415, "question__title": "Students and Examinations", "question__title_slug": "students-and-examinations", "question__hide": false, "total_acs": 35962, "total_submitted": 72633, "total_column_articles": 270, "frontend_question_id": "1280", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1414, "question__title": "Shortest Path in a Grid with Obstacles Elimination", "question__title_slug": "shortest-path-in-a-grid-with-obstacles-elimination", "question__hide": false, "total_acs": 23357, "total_submitted": 60505, "total_column_articles": 205, "frontend_question_id": "1293", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1413, "question__title": "Maximum Side Length of a Square with Sum Less than or Equal to Threshold", "question__title_slug": "maximum-side-length-of-a-square-with-sum-less-than-or-equal-to-threshold", "question__hide": false, "total_acs": 12006, "total_submitted": 23519, "total_column_articles": 165, "frontend_question_id": "1292", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1411, "question__title": "Convert Binary Number in a Linked List to Integer", "question__title_slug": "convert-binary-number-in-a-linked-list-to-integer", "question__hide": false, "total_acs": 84707, "total_submitted": 105849, "total_column_articles": 1027, "frontend_question_id": "1290", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1410, "question__title": "Traffic Light Controlled Intersection", "question__title_slug": "traffic-light-controlled-intersection", "question__hide": false, "total_acs": 2573, "total_submitted": 4573, "total_column_articles": 27, "frontend_question_id": "1279", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1409, "question__title": "Minimum Number of Flips to Convert Binary Matrix to Zero Matrix", "question__title_slug": "minimum-number-of-flips-to-convert-binary-matrix-to-zero-matrix", "question__hide": false, "total_acs": 4347, "total_submitted": 6308, "total_column_articles": 105, "frontend_question_id": "1284", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1408, "question__title": "Find the Smallest Divisor Given a Threshold", "question__title_slug": "find-the-smallest-divisor-given-a-threshold", "question__hide": false, "total_acs": 15989, "total_submitted": 31984, "total_column_articles": 200, "frontend_question_id": "1283", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1407, "question__title": "Group the People Given the Group Size They Belong To", "question__title_slug": "group-the-people-given-the-group-size-they-belong-to", "question__hide": false, "total_acs": 50980, "total_submitted": 59117, "total_column_articles": 820, "frontend_question_id": "1282", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1406, "question__title": "Subtract the Product and Sum of Digits of an Integer", "question__title_slug": "subtract-the-product-and-sum-of-digits-of-an-integer", "question__hide": false, "total_acs": 104860, "total_submitted": 125971, "total_column_articles": 1094, "frontend_question_id": "1281", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1405, "question__title": "All People Report to the Given Manager", "question__title_slug": "all-people-report-to-the-given-manager", "question__hide": false, "total_acs": 13566, "total_submitted": 17124, "total_column_articles": 142, "frontend_question_id": "1270", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1404, "question__title": "Print Immutable Linked List in Reverse", "question__title_slug": "print-immutable-linked-list-in-reverse", "question__hide": false, "total_acs": 5810, "total_submitted": 6389, "total_column_articles": 115, "frontend_question_id": "1265", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1403, "question__title": "Palindrome Partitioning III", "question__title_slug": "palindrome-partitioning-iii", "question__hide": false, "total_acs": 6688, "total_submitted": 10667, "total_column_articles": 100, "frontend_question_id": "1278", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1402, "question__title": "Count Square Submatrices with All Ones", "question__title_slug": "count-square-submatrices-with-all-ones", "question__hide": false, "total_acs": 32968, "total_submitted": 44747, "total_column_articles": 358, "frontend_question_id": "1277", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1401, "question__title": "Number of Burgers with No Waste of Ingredients", "question__title_slug": "number-of-burgers-with-no-waste-of-ingredients", "question__hide": false, "total_acs": 9349, "total_submitted": 18484, "total_column_articles": 134, "frontend_question_id": "1276", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1400, "question__title": "Find Winner on a Tic Tac Toe Game", "question__title_slug": "find-winner-on-a-tic-tac-toe-game", "question__hide": false, "total_acs": 14435, "total_submitted": 26127, "total_column_articles": 273, "frontend_question_id": "1275", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1399, "question__title": "Page Recommendations", "question__title_slug": "page-recommendations", "question__hide": false, "total_acs": 14296, "total_submitted": 25377, "total_column_articles": 174, "frontend_question_id": "1264", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1398, "question__title": "Number of Ways to Stay in the Same Place After Some Steps", "question__title_slug": "number-of-ways-to-stay-in-the-same-place-after-some-steps", "question__hide": false, "total_acs": 33400, "total_submitted": 68163, "total_column_articles": 352, "frontend_question_id": "1269", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1397, "question__title": "Search Suggestions System", "question__title_slug": "search-suggestions-system", "question__hide": false, "total_acs": 19382, "total_submitted": 32220, "total_column_articles": 282, "frontend_question_id": "1268", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1396, "question__title": "Count Servers that Communicate", "question__title_slug": "count-servers-that-communicate", "question__hide": false, "total_acs": 35105, "total_submitted": 50444, "total_column_articles": 448, "frontend_question_id": "1267", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1395, "question__title": "Minimum Time Visiting All Points", "question__title_slug": "minimum-time-visiting-all-points", "question__hide": false, "total_acs": 37221, "total_submitted": 44967, "total_column_articles": 542, "frontend_question_id": "1266", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1394, "question__title": "Minimum Path Cost in a Grid", "question__title_slug": "minimum-path-cost-in-a-grid", "question__hide": false, "total_acs": 20310, "total_submitted": 28031, "total_column_articles": 228, "frontend_question_id": "2304", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1393, "question__title": "Maximum Value of K Coins From Piles", "question__title_slug": "maximum-value-of-k-coins-from-piles", "question__hide": false, "total_acs": 7243, "total_submitted": 12927, "total_column_articles": 98, "frontend_question_id": "2218", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1392, "question__title": "Find the Difference of Two Arrays", "question__title_slug": "find-the-difference-of-two-arrays", "question__hide": false, "total_acs": 27375, "total_submitted": 39211, "total_column_articles": 259, "frontend_question_id": "2215", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1391, "question__title": "Counting Elements", "question__title_slug": "counting-elements", "question__hide": false, "total_acs": 3733, "total_submitted": 5448, "total_column_articles": 92, "frontend_question_id": "1426", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1390, "question__title": "Average Selling Price", "question__title_slug": "average-selling-price", "question__hide": false, "total_acs": 36788, "total_submitted": 64602, "total_column_articles": 280, "frontend_question_id": "1251", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1389, "question__title": "Minimum Moves to Move a Box to Their Target Location", "question__title_slug": "minimum-moves-to-move-a-box-to-their-target-location", "question__hide": false, "total_acs": 15260, "total_submitted": 28223, "total_column_articles": 160, "frontend_question_id": "1263", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1388, "question__title": "Greatest Sum Divisible by Three", "question__title_slug": "greatest-sum-divisible-by-three", "question__hide": false, "total_acs": 40468, "total_submitted": 71822, "total_column_articles": 419, "frontend_question_id": "1262", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1387, "question__title": "Find Elements in a Contaminated Binary Tree", "question__title_slug": "find-elements-in-a-contaminated-binary-tree", "question__hide": false, "total_acs": 12823, "total_submitted": 17415, "total_column_articles": 173, "frontend_question_id": "1261", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1386, "question__title": "Shift 2D Grid", "question__title_slug": "shift-2d-grid", "question__hide": false, "total_acs": 44671, "total_submitted": 68343, "total_column_articles": 678, "frontend_question_id": "1260", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1385, "question__title": "Number of Ways to Build House of Cards", "question__title_slug": "number-of-ways-to-build-house-of-cards", "question__hide": false, "total_acs": 256, "total_submitted": 394, "total_column_articles": 15, "frontend_question_id": "2189", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1384, "question__title": "Maximum Font to Fit a Sentence in a Screen", "question__title_slug": "maximum-font-to-fit-a-sentence-in-a-screen", "question__hide": false, "total_acs": 862, "total_submitted": 1375, "total_column_articles": 28, "frontend_question_id": "1618", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1383, "question__title": "Number of Single Divisor Triplets", "question__title_slug": "number-of-single-divisor-triplets", "question__hide": false, "total_acs": 238, "total_submitted": 389, "total_column_articles": 8, "frontend_question_id": "2198", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1382, "question__title": "Calculate Amount Paid in Taxes", "question__title_slug": "calculate-amount-paid-in-taxes", "question__hide": false, "total_acs": 24619, "total_submitted": 34995, "total_column_articles": 217, "frontend_question_id": "2303", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1381, "question__title": "Maximum Score Words Formed by Letters", "question__title_slug": "maximum-score-words-formed-by-letters", "question__hide": false, "total_acs": 18334, "total_submitted": 22967, "total_column_articles": 249, "frontend_question_id": "1255", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1380, "question__title": "Number of Closed Islands", "question__title_slug": "number-of-closed-islands", "question__hide": false, "total_acs": 61027, "total_submitted": 95442, "total_column_articles": 838, "frontend_question_id": "1254", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1379, "question__title": "Reconstruct a 2-Row Binary Matrix", "question__title_slug": "reconstruct-a-2-row-binary-matrix", "question__hide": false, "total_acs": 23185, "total_submitted": 47883, "total_column_articles": 264, "frontend_question_id": "1253", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1378, "question__title": "Cells with Odd Values in a Matrix", "question__title_slug": "cells-with-odd-values-in-a-matrix", "question__hide": false, "total_acs": 52236, "total_submitted": 65687, "total_column_articles": 674, "frontend_question_id": "1252", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1377, "question__title": "Number of Comments per Post", "question__title_slug": "number-of-comments-per-post", "question__hide": false, "total_acs": 11847, "total_submitted": 19876, "total_column_articles": 98, "frontend_question_id": "1241", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1376, "question__title": "Selling Pieces of Wood", "question__title_slug": "selling-pieces-of-wood", "question__hide": false, "total_acs": 4920, "total_submitted": 9108, "total_column_articles": 62, "frontend_question_id": "2312", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1375, "question__title": "Find Palindrome With Fixed Length", "question__title_slug": "find-palindrome-with-fixed-length", "question__hide": false, "total_acs": 7773, "total_submitted": 22797, "total_column_articles": 156, "frontend_question_id": "2217", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1374, "question__title": "Leftmost Column with at Least a One", "question__title_slug": "leftmost-column-with-at-least-a-one", "question__hide": false, "total_acs": 2394, "total_submitted": 3870, "total_column_articles": 38, "frontend_question_id": "1428", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1372, "question__title": "Check If It Is a Good Array", "question__title_slug": "check-if-it-is-a-good-array", "question__hide": false, "total_acs": 21672, "total_submitted": 30571, "total_column_articles": 154, "frontend_question_id": "1250", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1371, "question__title": "Minimum Remove to Make Valid Parentheses", "question__title_slug": "minimum-remove-to-make-valid-parentheses", "question__hide": false, "total_acs": 45795, "total_submitted": 77222, "total_column_articles": 576, "frontend_question_id": "1249", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1370, "question__title": "Count Number of Nice Subarrays", "question__title_slug": "count-number-of-nice-subarrays", "question__hide": false, "total_acs": 53749, "total_submitted": 92241, "total_column_articles": 652, "frontend_question_id": "1248", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1369, "question__title": "Minimum Swaps to Make Strings Equal", "question__title_slug": "minimum-swaps-to-make-strings-equal", "question__hide": false, "total_acs": 32101, "total_submitted": 46522, "total_column_articles": 447, "frontend_question_id": "1247", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1368, "question__title": "Web Crawler Multithreaded", "question__title_slug": "web-crawler-multithreaded", "question__hide": false, "total_acs": 2397, "total_submitted": 4979, "total_column_articles": 31, "frontend_question_id": "1242", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1367, "question__title": "Maximum Height by Stacking Cuboids ", "question__title_slug": "maximum-height-by-stacking-cuboids", "question__hide": false, "total_acs": 15206, "total_submitted": 23368, "total_column_articles": 177, "frontend_question_id": "1691", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1366, "question__title": "First Unique Number", "question__title_slug": "first-unique-number", "question__hide": false, "total_acs": 4032, "total_submitted": 7538, "total_column_articles": 94, "frontend_question_id": "1429", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1364, "question__title": "Tuple with Same Product", "question__title_slug": "tuple-with-same-product", "question__hide": false, "total_acs": 31367, "total_submitted": 48668, "total_column_articles": 280, "frontend_question_id": "1726", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1363, "question__title": "Greatest English Letter in Upper and Lower Case", "question__title_slug": "greatest-english-letter-in-upper-and-lower-case", "question__hide": false, "total_acs": 29943, "total_submitted": 41747, "total_column_articles": 338, "frontend_question_id": "2309", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1362, "question__title": "Airplane Seat Assignment Probability", "question__title_slug": "airplane-seat-assignment-probability", "question__hide": false, "total_acs": 14945, "total_submitted": 22298, "total_column_articles": 195, "frontend_question_id": "1227", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1361, "question__title": "Tiling a Rectangle with the Fewest Squares", "question__title_slug": "tiling-a-rectangle-with-the-fewest-squares", "question__hide": false, "total_acs": 14938, "total_submitted": 23529, "total_column_articles": 122, "frontend_question_id": "1240", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1360, "question__title": "Maximum Length of a Concatenated String with Unique Characters", "question__title_slug": "maximum-length-of-a-concatenated-string-with-unique-characters", "question__hide": false, "total_acs": 42313, "total_submitted": 86228, "total_column_articles": 460, "frontend_question_id": "1239", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1359, "question__title": "Circular Permutation in Binary Representation", "question__title_slug": "circular-permutation-in-binary-representation", "question__hide": false, "total_acs": 21989, "total_submitted": 28401, "total_column_articles": 229, "frontend_question_id": "1238", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1358, "question__title": "Find Positive Integer Solution for a Given Equation", "question__title_slug": "find-positive-integer-solution-for-a-given-equation", "question__hide": false, "total_acs": 32386, "total_submitted": 41481, "total_column_articles": 323, "frontend_question_id": "1237", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1357, "question__title": "Report Contiguous Dates", "question__title_slug": "report-contiguous-dates", "question__hide": false, "total_acs": 8871, "total_submitted": 16944, "total_column_articles": 152, "frontend_question_id": "1225", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1356, "question__title": "Minimum Number of Moves to Make Palindrome", "question__title_slug": "minimum-number-of-moves-to-make-palindrome", "question__hide": false, "total_acs": 3592, "total_submitted": 7293, "total_column_articles": 66, "frontend_question_id": "2193", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1355, "question__title": "Minimum Deletions to Make Array Beautiful", "question__title_slug": "minimum-deletions-to-make-array-beautiful", "question__hide": false, "total_acs": 34284, "total_submitted": 55380, "total_column_articles": 425, "frontend_question_id": "2216", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1354, "question__title": "Find Players With Zero or One Losses", "question__title_slug": "find-players-with-zero-or-one-losses", "question__hide": false, "total_acs": 11124, "total_submitted": 17621, "total_column_articles": 121, "frontend_question_id": "2225", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1353, "question__title": "Find Resultant Array After Removing Anagrams", "question__title_slug": "find-resultant-array-after-removing-anagrams", "question__hide": false, "total_acs": 12677, "total_submitted": 21161, "total_column_articles": 168, "frontend_question_id": "2273", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1352, "question__title": "Maximum Profit in Job Scheduling", "question__title_slug": "maximum-profit-in-job-scheduling", "question__hide": false, "total_acs": 33520, "total_submitted": 58012, "total_column_articles": 392, "frontend_question_id": "1235", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1351, "question__title": "Replace the Substring for Balanced String", "question__title_slug": "replace-the-substring-for-balanced-string", "question__hide": false, "total_acs": 32569, "total_submitted": 72142, "total_column_articles": 332, "frontend_question_id": "1234", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1350, "question__title": "Remove Sub-Folders from the Filesystem", "question__title_slug": "remove-sub-folders-from-the-filesystem", "question__hide": false, "total_acs": 37212, "total_submitted": 60493, "total_column_articles": 453, "frontend_question_id": "1233", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1349, "question__title": "Check If It Is a Straight Line", "question__title_slug": "check-if-it-is-a-straight-line", "question__hide": false, "total_acs": 50380, "total_submitted": 111631, "total_column_articles": 621, "frontend_question_id": "1232", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1348, "question__title": "Maximum Score Of Spliced Array", "question__title_slug": "maximum-score-of-spliced-array", "question__hide": false, "total_acs": 7062, "total_submitted": 13525, "total_column_articles": 109, "frontend_question_id": "2321", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1347, "question__title": "Distance to a Cycle in Undirected Graph", "question__title_slug": "distance-to-a-cycle-in-undirected-graph", "question__hide": false, "total_acs": 443, "total_submitted": 623, "total_column_articles": 19, "frontend_question_id": "2204", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1346, "question__title": "Maximize the Topmost Element After K Moves", "question__title_slug": "maximize-the-topmost-element-after-k-moves", "question__hide": false, "total_acs": 9666, "total_submitted": 44027, "total_column_articles": 153, "frontend_question_id": "2202", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1345, "question__title": "Perform String Shifts", "question__title_slug": "perform-string-shifts", "question__hide": false, "total_acs": 5920, "total_submitted": 10192, "total_column_articles": 160, "frontend_question_id": "1427", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1344, "question__title": "Maximum Equal Frequency", "question__title_slug": "maximum-equal-frequency", "question__hide": false, "total_acs": 27302, "total_submitted": 62570, "total_column_articles": 301, "frontend_question_id": "1224", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1343, "question__title": "Dice Roll Simulation", "question__title_slug": "dice-roll-simulation", "question__hide": false, "total_acs": 18089, "total_submitted": 29212, "total_column_articles": 188, "frontend_question_id": "1223", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1342, "question__title": "Queens That Can Attack the King", "question__title_slug": "queens-that-can-attack-the-king", "question__hide": false, "total_acs": 30282, "total_submitted": 40924, "total_column_articles": 392, "frontend_question_id": "1222", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1341, "question__title": "Split a String in Balanced Strings", "question__title_slug": "split-a-string-in-balanced-strings", "question__hide": false, "total_acs": 105018, "total_submitted": 123450, "total_column_articles": 1386, "frontend_question_id": "1221", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1340, "question__title": "The Dining Philosophers", "question__title_slug": "the-dining-philosophers", "question__hide": false, "total_acs": 19775, "total_submitted": 33195, "total_column_articles": 196, "frontend_question_id": "1226", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1339, "question__title": "Team Scores in Football Tournament", "question__title_slug": "team-scores-in-football-tournament", "question__hide": false, "total_acs": 11994, "total_submitted": 23729, "total_column_articles": 186, "frontend_question_id": "1212", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1338, "question__title": "Queries Quality and Percentage", "question__title_slug": "queries-quality-and-percentage", "question__hide": false, "total_acs": 32420, "total_submitted": 49605, "total_column_articles": 201, "frontend_question_id": "1211", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1337, "question__title": "Design Skiplist", "question__title_slug": "design-skiplist", "question__hide": false, "total_acs": 31602, "total_submitted": 46483, "total_column_articles": 261, "frontend_question_id": "1206", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1336, "question__title": "Maximum Product of the Length of Two Palindromic Substrings", "question__title_slug": "maximum-product-of-the-length-of-two-palindromic-substrings", "question__hide": false, "total_acs": 1268, "total_submitted": 3891, "total_column_articles": 37, "frontend_question_id": "1960", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1335, "question__title": "Maximum Candies Allocated to K Children", "question__title_slug": "maximum-candies-allocated-to-k-children", "question__hide": false, "total_acs": 13058, "total_submitted": 37498, "total_column_articles": 193, "frontend_question_id": "2226", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1334, "question__title": "Sum of Numbers With Units Digit K", "question__title_slug": "sum-of-numbers-with-units-digit-k", "question__hide": false, "total_acs": 9441, "total_submitted": 33721, "total_column_articles": 135, "frontend_question_id": "2310", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1333, "question__title": "Sort the Jumbled Numbers", "question__title_slug": "sort-the-jumbled-numbers", "question__hide": false, "total_acs": 7343, "total_submitted": 16714, "total_column_articles": 115, "frontend_question_id": "2191", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1332, "question__title": "Count Vowels Permutation", "question__title_slug": "count-vowels-permutation", "question__hide": false, "total_acs": 27642, "total_submitted": 45434, "total_column_articles": 382, "frontend_question_id": "1220", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1331, "question__title": "Path with Maximum Gold", "question__title_slug": "path-with-maximum-gold", "question__hide": false, "total_acs": 42104, "total_submitted": 61065, "total_column_articles": 532, "frontend_question_id": "1219", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1330, "question__title": "Longest Arithmetic Subsequence of Given Difference", "question__title_slug": "longest-arithmetic-subsequence-of-given-difference", "question__hide": false, "total_acs": 48042, "total_submitted": 93879, "total_column_articles": 437, "frontend_question_id": "1218", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1329, "question__title": "Minimum Cost to Move Chips to The Same Position", "question__title_slug": "minimum-cost-to-move-chips-to-the-same-position", "question__hide": false, "total_acs": 59962, "total_submitted": 80243, "total_column_articles": 771, "frontend_question_id": "1217", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1328, "question__title": "Monthly Transactions II", "question__title_slug": "monthly-transactions-ii", "question__hide": false, "total_acs": 9600, "total_submitted": 21195, "total_column_articles": 116, "frontend_question_id": "1205", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1327, "question__title": "Last Person to Fit in the Bus", "question__title_slug": "last-person-to-fit-in-the-bus", "question__hide": false, "total_acs": 20123, "total_submitted": 28381, "total_column_articles": 186, "frontend_question_id": "1204", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1326, "question__title": "Sum of Floored Pairs", "question__title_slug": "sum-of-floored-pairs", "question__hide": false, "total_acs": 4138, "total_submitted": 11914, "total_column_articles": 67, "frontend_question_id": "1862", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1325, "question__title": "Path with Maximum Probability", "question__title_slug": "path-with-maximum-probability", "question__hide": false, "total_acs": 21728, "total_submitted": 52710, "total_column_articles": 277, "frontend_question_id": "1514", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1324, "question__title": "Where Will the Ball Fall", "question__title_slug": "where-will-the-ball-fall", "question__hide": false, "total_acs": 40428, "total_submitted": 58589, "total_column_articles": 692, "frontend_question_id": "1706", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1322, "question__title": "Minimum Moves to Reach Target with Rotations", "question__title_slug": "minimum-moves-to-reach-target-with-rotations", "question__hide": false, "total_acs": 15393, "total_submitted": 23971, "total_column_articles": 183, "frontend_question_id": "1210", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1321, "question__title": "Get Equal Substrings Within Budget", "question__title_slug": "get-equal-substrings-within-budget", "question__hide": false, "total_acs": 71825, "total_submitted": 143361, "total_column_articles": 788, "frontend_question_id": "1208", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1320, "question__title": "Remove All Adjacent Duplicates in String II", "question__title_slug": "remove-all-adjacent-duplicates-in-string-ii", "question__hide": false, "total_acs": 21514, "total_submitted": 42157, "total_column_articles": 238, "frontend_question_id": "1209", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1319, "question__title": "Unique Number of Occurrences", "question__title_slug": "unique-number-of-occurrences", "question__hide": false, "total_acs": 95997, "total_submitted": 131138, "total_column_articles": 1150, "frontend_question_id": "1207", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1318, "question__title": "Tournament Winners", "question__title_slug": "tournament-winners", "question__hide": false, "total_acs": 7370, "total_submitted": 14511, "total_column_articles": 107, "frontend_question_id": "1194", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1317, "question__title": "Monthly Transactions I", "question__title_slug": "monthly-transactions-i", "question__hide": false, "total_acs": 28978, "total_submitted": 47534, "total_column_articles": 213, "frontend_question_id": "1193", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1316, "question__title": "Fizz Buzz Multithreaded", "question__title_slug": "fizz-buzz-multithreaded", "question__hide": false, "total_acs": 22573, "total_submitted": 34619, "total_column_articles": 380, "frontend_question_id": "1195", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1313, "question__title": "Count Ways to Build Rooms in an Ant Colony", "question__title_slug": "count-ways-to-build-rooms-in-an-ant-colony", "question__hide": false, "total_acs": 2188, "total_submitted": 3843, "total_column_articles": 32, "frontend_question_id": "1916", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1312, "question__title": "Count Artifacts That Can Be Extracted", "question__title_slug": "count-artifacts-that-can-be-extracted", "question__hide": false, "total_acs": 8814, "total_submitted": 17665, "total_column_articles": 141, "frontend_question_id": "2201", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1311, "question__title": "Largest Magic Square", "question__title_slug": "largest-magic-square", "question__hide": false, "total_acs": 3435, "total_submitted": 6083, "total_column_articles": 65, "frontend_question_id": "1895", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1310, "question__title": "Watering Plants", "question__title_slug": "watering-plants", "question__hide": false, "total_acs": 9279, "total_submitted": 11954, "total_column_articles": 173, "frontend_question_id": "2079", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1309, "question__title": "Sort Items by Groups Respecting Dependencies", "question__title_slug": "sort-items-by-groups-respecting-dependencies", "question__hide": false, "total_acs": 14695, "total_submitted": 24175, "total_column_articles": 178, "frontend_question_id": "1203", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1308, "question__title": "Smallest String With Swaps", "question__title_slug": "smallest-string-with-swaps", "question__hide": false, "total_acs": 33049, "total_submitted": 63972, "total_column_articles": 381, "frontend_question_id": "1202", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1307, "question__title": "Ugly Number III", "question__title_slug": "ugly-number-iii", "question__hide": false, "total_acs": 12741, "total_submitted": 44286, "total_column_articles": 166, "frontend_question_id": "1201", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1306, "question__title": "Minimum Absolute Difference", "question__title_slug": "minimum-absolute-difference", "question__hide": false, "total_acs": 59955, "total_submitted": 82859, "total_column_articles": 644, "frontend_question_id": "1200", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1305, "question__title": "Number of Visible People in a Queue", "question__title_slug": "number-of-visible-people-in-a-queue", "question__hide": false, "total_acs": 6437, "total_submitted": 10105, "total_column_articles": 119, "frontend_question_id": "1944", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1304, "question__title": "Longest Happy String", "question__title_slug": "longest-happy-string", "question__hide": false, "total_acs": 30362, "total_submitted": 47761, "total_column_articles": 525, "frontend_question_id": "1405", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1303, "question__title": "Minimum Moves to Reach Target Score", "question__title_slug": "minimum-moves-to-reach-target-score", "question__hide": false, "total_acs": 9729, "total_submitted": 18743, "total_column_articles": 171, "frontend_question_id": "2139", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1302, "question__title": "Delete Characters to Make Fancy String", "question__title_slug": "delete-characters-to-make-fancy-string", "question__hide": false, "total_acs": 12080, "total_submitted": 19836, "total_column_articles": 156, "frontend_question_id": "1957", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1301, "question__title": "Reformat Department Table", "question__title_slug": "reformat-department-table", "question__hide": false, "total_acs": 50910, "total_submitted": 78110, "total_column_articles": 293, "frontend_question_id": "1179", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1300, "question__title": "Critical Connections in a Network", "question__title_slug": "critical-connections-in-a-network", "question__hide": false, "total_acs": 9319, "total_submitted": 16802, "total_column_articles": 121, "frontend_question_id": "1192", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1299, "question__title": "K-Concatenation Maximum Sum", "question__title_slug": "k-concatenation-maximum-sum", "question__hide": false, "total_acs": 8960, "total_submitted": 33047, "total_column_articles": 138, "frontend_question_id": "1191", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1298, "question__title": "Reverse Substrings Between Each Pair of Parentheses", "question__title_slug": "reverse-substrings-between-each-pair-of-parentheses", "question__hide": false, "total_acs": 62237, "total_submitted": 96083, "total_column_articles": 760, "frontend_question_id": "1190", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1297, "question__title": "Maximum Number of Balloons", "question__title_slug": "maximum-number-of-balloons", "question__hide": false, "total_acs": 61386, "total_submitted": 90040, "total_column_articles": 840, "frontend_question_id": "1189", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1296, "question__title": "Kth Ancestor of a Tree Node", "question__title_slug": "kth-ancestor-of-a-tree-node", "question__hide": false, "total_acs": 16261, "total_submitted": 35562, "total_column_articles": 162, "frontend_question_id": "1483", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1295, "question__title": "Minimum Garden Perimeter to Collect Enough Apples", "question__title_slug": "minimum-garden-perimeter-to-collect-enough-apples", "question__hide": false, "total_acs": 6528, "total_submitted": 12925, "total_column_articles": 94, "frontend_question_id": "1954", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1294, "question__title": "Range Frequency Queries", "question__title_slug": "range-frequency-queries", "question__hide": false, "total_acs": 9237, "total_submitted": 28909, "total_column_articles": 185, "frontend_question_id": "2080", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1293, "question__title": "Three Consecutive Odds", "question__title_slug": "three-consecutive-odds", "question__hide": false, "total_acs": 31057, "total_submitted": 47244, "total_column_articles": 412, "frontend_question_id": "1550", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1292, "question__title": "Immediate Food Delivery II", "question__title_slug": "immediate-food-delivery-ii", "question__hide": false, "total_acs": 21992, "total_submitted": 39587, "total_column_articles": 200, "frontend_question_id": "1174", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1291, "question__title": "Immediate Food Delivery I", "question__title_slug": "immediate-food-delivery-i", "question__hide": false, "total_acs": 24419, "total_submitted": 31933, "total_column_articles": 165, "frontend_question_id": "1173", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1290, "question__title": "Make Array Strictly Increasing", "question__title_slug": "make-array-strictly-increasing", "question__hide": false, "total_acs": 14832, "total_submitted": 24930, "total_column_articles": 123, "frontend_question_id": "1187", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1289, "question__title": "Day of the Week", "question__title_slug": "day-of-the-week", "question__hide": false, "total_acs": 40484, "total_submitted": 65188, "total_column_articles": 541, "frontend_question_id": "1185", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1288, "question__title": "Maximum Subarray Sum with One Deletion", "question__title_slug": "maximum-subarray-sum-with-one-deletion", "question__hide": false, "total_acs": 28562, "total_submitted": 59116, "total_column_articles": 283, "frontend_question_id": "1186", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1287, "question__title": "Distance Between Bus Stops", "question__title_slug": "distance-between-bus-stops", "question__hide": false, "total_acs": 43235, "total_submitted": 70145, "total_column_articles": 635, "frontend_question_id": "1184", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1286, "question__title": "Constrained Subsequence Sum", "question__title_slug": "constrained-subsequence-sum", "question__hide": false, "total_acs": 7272, "total_submitted": 15043, "total_column_articles": 120, "frontend_question_id": "1425", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1285, "question__title": "Balance a Binary Search Tree", "question__title_slug": "balance-a-binary-search-tree", "question__hide": false, "total_acs": 26699, "total_submitted": 36134, "total_column_articles": 308, "frontend_question_id": "1382", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1284, "question__title": "Four Divisors", "question__title_slug": "four-divisors", "question__hide": false, "total_acs": 9981, "total_submitted": 25344, "total_column_articles": 149, "frontend_question_id": "1390", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1283, "question__title": "Reformat Date", "question__title_slug": "reformat-date", "question__hide": false, "total_acs": 16386, "total_submitted": 27512, "total_column_articles": 229, "frontend_question_id": "1507", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1282, "question__title": "Number of Valid Words for Each Puzzle", "question__title_slug": "number-of-valid-words-for-each-puzzle", "question__hide": false, "total_acs": 20677, "total_submitted": 44101, "total_column_articles": 201, "frontend_question_id": "1178", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1281, "question__title": "Can Make Palindrome from Substring", "question__title_slug": "can-make-palindrome-from-substring", "question__hide": false, "total_acs": 23463, "total_submitted": 55523, "total_column_articles": 246, "frontend_question_id": "1177", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1280, "question__title": "Diet Plan Performance", "question__title_slug": "diet-plan-performance", "question__hide": false, "total_acs": 6109, "total_submitted": 12499, "total_column_articles": 100, "frontend_question_id": "1176", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1279, "question__title": "Prime Arrangements", "question__title_slug": "prime-arrangements", "question__hide": false, "total_acs": 33523, "total_submitted": 59377, "total_column_articles": 389, "frontend_question_id": "1175", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1278, "question__title": "Product Price at a Given Date", "question__title_slug": "product-price-at-a-given-date", "question__hide": false, "total_acs": 24695, "total_submitted": 44232, "total_column_articles": 267, "frontend_question_id": "1164", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1277, "question__title": "Largest Multiple of Three", "question__title_slug": "largest-multiple-of-three", "question__hide": false, "total_acs": 8300, "total_submitted": 23017, "total_column_articles": 138, "frontend_question_id": "1363", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1276, "question__title": "Closest Divisors", "question__title_slug": "closest-divisors", "question__hide": false, "total_acs": 8475, "total_submitted": 15330, "total_column_articles": 102, "frontend_question_id": "1362", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1275, "question__title": "Validate Binary Tree Nodes", "question__title_slug": "validate-binary-tree-nodes", "question__hide": false, "total_acs": 13146, "total_submitted": 32826, "total_column_articles": 312, "frontend_question_id": "1361", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1274, "question__title": "Number of Days Between Two Dates", "question__title_slug": "number-of-days-between-two-dates", "question__hide": false, "total_acs": 16308, "total_submitted": 31719, "total_column_articles": 249, "frontend_question_id": "1360", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1273, "question__title": "Compare Strings by Frequency of the Smallest Character", "question__title_slug": "compare-strings-by-frequency-of-the-smallest-character", "question__hide": false, "total_acs": 32629, "total_submitted": 49215, "total_column_articles": 438, "frontend_question_id": "1170", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1272, "question__title": "Invalid Transactions", "question__title_slug": "invalid-transactions", "question__hide": false, "total_acs": 9765, "total_submitted": 29430, "total_column_articles": 115, "frontend_question_id": "1169", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1271, "question__title": "Web Crawler", "question__title_slug": "web-crawler", "question__hide": false, "total_acs": 2210, "total_submitted": 3811, "total_column_articles": 46, "frontend_question_id": "1236", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1270, "question__title": "Dinner Plate Stacks", "question__title_slug": "dinner-plate-stacks", "question__hide": false, "total_acs": 13668, "total_submitted": 34391, "total_column_articles": 161, "frontend_question_id": "1172", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1269, "question__title": "Market Analysis II", "question__title_slug": "market-analysis-ii", "question__hide": false, "total_acs": 7746, "total_submitted": 15295, "total_column_articles": 136, "frontend_question_id": "1159", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1268, "question__title": "Market Analysis I", "question__title_slug": "market-analysis-i", "question__hide": false, "total_acs": 41467, "total_submitted": 76552, "total_column_articles": 315, "frontend_question_id": "1158", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1267, "question__title": "Remove Zero Sum Consecutive Nodes from Linked List", "question__title_slug": "remove-zero-sum-consecutive-nodes-from-linked-list", "question__hide": false, "total_acs": 35201, "total_submitted": 66336, "total_column_articles": 343, "frontend_question_id": "1171", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1264, "question__title": "Maximum Number of Words You Can Type", "question__title_slug": "maximum-number-of-words-you-can-type", "question__hide": false, "total_acs": 14874, "total_submitted": 21089, "total_column_articles": 250, "frontend_question_id": "1935", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1263, "question__title": "Number of Dice Rolls With Target Sum", "question__title_slug": "number-of-dice-rolls-with-target-sum", "question__hide": false, "total_acs": 42390, "total_submitted": 67566, "total_column_articles": 335, "frontend_question_id": "1155", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1262, "question__title": "Online Majority Element In Subarray", "question__title_slug": "online-majority-element-in-subarray", "question__hide": false, "total_acs": 14398, "total_submitted": 31176, "total_column_articles": 127, "frontend_question_id": "1157", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1261, "question__title": "Swap For Longest Repeated Character Substring", "question__title_slug": "swap-for-longest-repeated-character-substring", "question__hide": false, "total_acs": 22991, "total_submitted": 44880, "total_column_articles": 317, "frontend_question_id": "1156", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1260, "question__title": "Day of the Year", "question__title_slug": "day-of-the-year", "question__hide": false, "total_acs": 58914, "total_submitted": 95071, "total_column_articles": 657, "frontend_question_id": "1154", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1259, "question__title": "Article Views II", "question__title_slug": "article-views-ii", "question__hide": false, "total_acs": 11080, "total_submitted": 25038, "total_column_articles": 78, "frontend_question_id": "1149", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1258, "question__title": "Article Views I", "question__title_slug": "article-views-i", "question__hide": false, "total_acs": 84089, "total_submitted": 119438, "total_column_articles": 270, "frontend_question_id": "1148", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1257, "question__title": "Rank Transform of a Matrix", "question__title_slug": "rank-transform-of-a-matrix", "question__hide": false, "total_acs": 10590, "total_submitted": 18483, "total_column_articles": 98, "frontend_question_id": "1632", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1256, "question__title": "Rank Transform of an Array", "question__title_slug": "rank-transform-of-an-array", "question__hide": false, "total_acs": 47594, "total_submitted": 78884, "total_column_articles": 544, "frontend_question_id": "1331", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1255, "question__title": "Reverse Subarray To Maximize Array Value", "question__title_slug": "reverse-subarray-to-maximize-array-value", "question__hide": false, "total_acs": 10900, "total_submitted": 18962, "total_column_articles": 85, "frontend_question_id": "1330", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1254, "question__title": "Deepest Leaves Sum", "question__title_slug": "deepest-leaves-sum", "question__hide": false, "total_acs": 65303, "total_submitted": 76446, "total_column_articles": 789, "frontend_question_id": "1302", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1253, "question__title": "Sort the Matrix Diagonally", "question__title_slug": "sort-the-matrix-diagonally", "question__hide": false, "total_acs": 12209, "total_submitted": 15671, "total_column_articles": 246, "frontend_question_id": "1329", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1252, "question__title": "Break a Palindrome", "question__title_slug": "break-a-palindrome", "question__hide": false, "total_acs": 9916, "total_submitted": 21041, "total_column_articles": 177, "frontend_question_id": "1328", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1251, "question__title": "Longest Chunked Palindrome Decomposition", "question__title_slug": "longest-chunked-palindrome-decomposition", "question__hide": false, "total_acs": 23735, "total_submitted": 40328, "total_column_articles": 364, "frontend_question_id": "1147", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1250, "question__title": "Longest Common Subsequence", "question__title_slug": "longest-common-subsequence", "question__hide": false, "total_acs": 395204, "total_submitted": 608298, "total_column_articles": 1985, "frontend_question_id": "1143", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1249, "question__title": "Snapshot Array", "question__title_slug": "snapshot-array", "question__hide": false, "total_acs": 10300, "total_submitted": 30499, "total_column_articles": 124, "frontend_question_id": "1146", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1248, "question__title": "Binary Tree Coloring Game", "question__title_slug": "binary-tree-coloring-game", "question__hide": false, "total_acs": 26964, "total_submitted": 48700, "total_column_articles": 385, "frontend_question_id": "1145", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1247, "question__title": "Decrease Elements To Make Array Zigzag", "question__title_slug": "decrease-elements-to-make-array-zigzag", "question__hide": false, "total_acs": 32724, "total_submitted": 64739, "total_column_articles": 341, "frontend_question_id": "1144", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1246, "question__title": "User Activity for the Past 30 Days II", "question__title_slug": "user-activity-for-the-past-30-days-ii", "question__hide": false, "total_acs": 13100, "total_submitted": 35457, "total_column_articles": 80, "frontend_question_id": "1142", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1245, "question__title": "User Activity for the Past 30 Days I", "question__title_slug": "user-activity-for-the-past-30-days-i", "question__hide": false, "total_acs": 65625, "total_submitted": 146186, "total_column_articles": 383, "frontend_question_id": "1141", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1244, "question__title": "Distinct Echo Substrings", "question__title_slug": "distinct-echo-substrings", "question__hide": false, "total_acs": 5467, "total_submitted": 11076, "total_column_articles": 92, "frontend_question_id": "1316", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1243, "question__title": "Sum of Nodes with Even-Valued Grandparent", "question__title_slug": "sum-of-nodes-with-even-valued-grandparent", "question__hide": false, "total_acs": 19045, "total_submitted": 23298, "total_column_articles": 388, "frontend_question_id": "1315", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1242, "question__title": "Matrix Block Sum", "question__title_slug": "matrix-block-sum", "question__hide": false, "total_acs": 25516, "total_submitted": 33952, "total_column_articles": 386, "frontend_question_id": "1314", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1241, "question__title": "Decompress Run-Length Encoded List", "question__title_slug": "decompress-run-length-encoded-list", "question__hide": false, "total_acs": 44888, "total_submitted": 54001, "total_column_articles": 664, "frontend_question_id": "1313", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1240, "question__title": "Stone Game II", "question__title_slug": "stone-game-ii", "question__hide": false, "total_acs": 26115, "total_submitted": 37070, "total_column_articles": 224, "frontend_question_id": "1140", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1239, "question__title": "Largest 1-Bordered Square", "question__title_slug": "largest-1-bordered-square", "question__hide": false, "total_acs": 32178, "total_submitted": 57368, "total_column_articles": 378, "frontend_question_id": "1139", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1238, "question__title": "Alphabet Board Path", "question__title_slug": "alphabet-board-path", "question__hide": false, "total_acs": 26496, "total_submitted": 51149, "total_column_articles": 444, "frontend_question_id": "1138", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1237, "question__title": "Reported Posts II", "question__title_slug": "reported-posts-ii", "question__hide": false, "total_acs": 9681, "total_submitted": 25383, "total_column_articles": 84, "frontend_question_id": "1132", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1236, "question__title": "N-th Tribonacci Number", "question__title_slug": "n-th-tribonacci-number", "question__hide": false, "total_acs": 180998, "total_submitted": 296995, "total_column_articles": 1545, "frontend_question_id": "1137", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1234, "question__title": "Number of Paths with Max Score", "question__title_slug": "number-of-paths-with-max-score", "question__hide": false, "total_acs": 7743, "total_submitted": 20539, "total_column_articles": 155, "frontend_question_id": "1301", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1233, "question__title": "Number of Ships in a Rectangle", "question__title_slug": "number-of-ships-in-a-rectangle", "question__hide": false, "total_acs": 1739, "total_submitted": 2673, "total_column_articles": 38, "frontend_question_id": "1274", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1232, "question__title": "Sum of Mutated Array Closest to Target", "question__title_slug": "sum-of-mutated-array-closest-to-target", "question__hide": false, "total_acs": 31760, "total_submitted": 67771, "total_column_articles": 457, "frontend_question_id": "1300", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1231, "question__title": "Replace Elements with Greatest Element on Right Side", "question__title_slug": "replace-elements-with-greatest-element-on-right-side", "question__hide": false, "total_acs": 42730, "total_submitted": 56050, "total_column_articles": 570, "frontend_question_id": "1299", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1230, "question__title": "Maximum of Absolute Value Expression", "question__title_slug": "maximum-of-absolute-value-expression", "question__hide": false, "total_acs": 4945, "total_submitted": 10362, "total_column_articles": 71, "frontend_question_id": "1131", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1229, "question__title": "Shortest Path with Alternating Colors", "question__title_slug": "shortest-path-with-alternating-colors", "question__hide": false, "total_acs": 29994, "total_submitted": 62103, "total_column_articles": 408, "frontend_question_id": "1129", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1228, "question__title": "Minimum Cost Tree From Leaf Values", "question__title_slug": "minimum-cost-tree-from-leaf-values", "question__hide": false, "total_acs": 21558, "total_submitted": 30486, "total_column_articles": 255, "frontend_question_id": "1130", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1227, "question__title": "Number of Equivalent Domino Pairs", "question__title_slug": "number-of-equivalent-domino-pairs", "question__hide": false, "total_acs": 45315, "total_submitted": 83545, "total_column_articles": 556, "frontend_question_id": "1128", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1226, "question__title": "User Purchase Platform", "question__title_slug": "user-purchase-platform", "question__hide": false, "total_acs": 8404, "total_submitted": 19631, "total_column_articles": 114, "frontend_question_id": "1127", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1225, "question__title": "Active Businesses", "question__title_slug": "active-businesses", "question__hide": false, "total_acs": 14547, "total_submitted": 21511, "total_column_articles": 157, "frontend_question_id": "1126", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1224, "question__title": "Minimum Falling Path Sum II", "question__title_slug": "minimum-falling-path-sum-ii", "question__hide": false, "total_acs": 36016, "total_submitted": 58570, "total_column_articles": 336, "frontend_question_id": "1289", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1223, "question__title": "Graph Connectivity With Threshold", "question__title_slug": "graph-connectivity-with-threshold", "question__hide": false, "total_acs": 4381, "total_submitted": 10272, "total_column_articles": 67, "frontend_question_id": "1627", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1222, "question__title": "Remove Covered Intervals", "question__title_slug": "remove-covered-intervals", "question__hide": false, "total_acs": 30004, "total_submitted": 53538, "total_column_articles": 297, "frontend_question_id": "1288", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1221, "question__title": "Element Appearing More Than 25% In Sorted Array", "question__title_slug": "element-appearing-more-than-25-in-sorted-array", "question__hide": false, "total_acs": 26531, "total_submitted": 45489, "total_column_articles": 358, "frontend_question_id": "1287", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1220, "question__title": "Smallest Sufficient Team", "question__title_slug": "smallest-sufficient-team", "question__hide": false, "total_acs": 16605, "total_submitted": 27307, "total_column_articles": 153, "frontend_question_id": "1125", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1219, "question__title": "Longest Well-Performing Interval", "question__title_slug": "longest-well-performing-interval", "question__hide": false, "total_acs": 44335, "total_submitted": 112482, "total_column_articles": 382, "frontend_question_id": "1124", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1218, "question__title": "Lowest Common Ancestor of Deepest Leaves", "question__title_slug": "lowest-common-ancestor-of-deepest-leaves", "question__hide": false, "total_acs": 33061, "total_submitted": 43111, "total_column_articles": 304, "frontend_question_id": "1123", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1217, "question__title": "Relative Sort Array", "question__title_slug": "relative-sort-array", "question__hide": false, "total_acs": 91242, "total_submitted": 129307, "total_column_articles": 1153, "frontend_question_id": "1122", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1216, "question__title": "Print Zero Even Odd", "question__title_slug": "print-zero-even-odd", "question__hide": false, "total_acs": 36485, "total_submitted": 66426, "total_column_articles": 489, "frontend_question_id": "1116", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1215, "question__title": "Reported Posts", "question__title_slug": "reported-posts", "question__hide": false, "total_acs": 13231, "total_submitted": 24663, "total_column_articles": 76, "frontend_question_id": "1113", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1214, "question__title": "Highest Grade For Each Student", "question__title_slug": "highest-grade-for-each-student", "question__hide": false, "total_acs": 21551, "total_submitted": 33183, "total_column_articles": 181, "frontend_question_id": "1112", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1213, "question__title": "Handshakes That Don't Cross", "question__title_slug": "handshakes-that-dont-cross", "question__hide": false, "total_acs": 4059, "total_submitted": 7583, "total_column_articles": 76, "frontend_question_id": "1259", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1212, "question__title": "Sequential Digits", "question__title_slug": "sequential-digits", "question__hide": false, "total_acs": 11360, "total_submitted": 20977, "total_column_articles": 224, "frontend_question_id": "1291", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1211, "question__title": "Iterator for Combination", "question__title_slug": "iterator-for-combination", "question__hide": false, "total_acs": 7398, "total_submitted": 11289, "total_column_articles": 147, "frontend_question_id": "1286", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1210, "question__title": "Mean of Array After Removing Some Elements", "question__title_slug": "mean-of-array-after-removing-some-elements", "question__hide": false, "total_acs": 45946, "total_submitted": 64037, "total_column_articles": 455, "frontend_question_id": "1619", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1209, "question__title": "Design Bounded Blocking Queue", "question__title_slug": "design-bounded-blocking-queue", "question__hide": false, "total_acs": 5696, "total_submitted": 8068, "total_column_articles": 92, "frontend_question_id": "1188", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1208, "question__title": "Maximum Nesting Depth of Two Valid Parentheses Strings", "question__title_slug": "maximum-nesting-depth-of-two-valid-parentheses-strings", "question__hide": false, "total_acs": 28207, "total_submitted": 36694, "total_column_articles": 446, "frontend_question_id": "1111", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1207, "question__title": "Delete Nodes And Return Forest", "question__title_slug": "delete-nodes-and-return-forest", "question__hide": false, "total_acs": 37986, "total_submitted": 54714, "total_column_articles": 525, "frontend_question_id": "1110", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1206, "question__title": "Corporate Flight Bookings", "question__title_slug": "corporate-flight-bookings", "question__hide": false, "total_acs": 118907, "total_submitted": 185245, "total_column_articles": 1702, "frontend_question_id": "1109", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1205, "question__title": "Defanging an IP Address", "question__title_slug": "defanging-an-ip-address", "question__hide": false, "total_acs": 117042, "total_submitted": 137383, "total_column_articles": 1031, "frontend_question_id": "1108", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1204, "question__title": "New Users Daily Count", "question__title_slug": "new-users-daily-count", "question__hide": false, "total_acs": 13731, "total_submitted": 33602, "total_column_articles": 140, "frontend_question_id": "1107", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1203, "question__title": "Print in Order", "question__title_slug": "print-in-order", "question__hide": false, "total_acs": 118102, "total_submitted": 180814, "total_column_articles": 774, "frontend_question_id": "1114", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1202, "question__title": "Palindrome Removal", "question__title_slug": "palindrome-removal", "question__hide": false, "total_acs": 4044, "total_submitted": 8045, "total_column_articles": 62, "frontend_question_id": "1246", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1201, "question__title": "Delete Tree Nodes", "question__title_slug": "delete-tree-nodes", "question__hide": false, "total_acs": 2654, "total_submitted": 4638, "total_column_articles": 70, "frontend_question_id": "1273", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1200, "question__title": "Remove Interval", "question__title_slug": "remove-interval", "question__hide": false, "total_acs": 3782, "total_submitted": 6540, "total_column_articles": 64, "frontend_question_id": "1272", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1199, "question__title": "Hexspeak", "question__title_slug": "hexspeak", "question__hide": false, "total_acs": 3360, "total_submitted": 6397, "total_column_articles": 70, "frontend_question_id": "1271", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1198, "question__title": "Unpopular Books", "question__title_slug": "unpopular-books", "question__hide": false, "total_acs": 14374, "total_submitted": 30831, "total_column_articles": 141, "frontend_question_id": "1098", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1197, "question__title": "Parsing A Boolean Expression", "question__title_slug": "parsing-a-boolean-expression", "question__hide": false, "total_acs": 27372, "total_submitted": 39942, "total_column_articles": 576, "frontend_question_id": "1106", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1196, "question__title": "Filling Bookcase Shelves", "question__title_slug": "filling-bookcase-shelves", "question__hide": false, "total_acs": 22205, "total_submitted": 33026, "total_column_articles": 208, "frontend_question_id": "1105", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1195, "question__title": "Distribute Candies to People", "question__title_slug": "distribute-candies-to-people", "question__hide": false, "total_acs": 46021, "total_submitted": 72011, "total_column_articles": 1253, "frontend_question_id": "1103", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1194, "question__title": "Path In Zigzag Labelled Binary Tree", "question__title_slug": "path-in-zigzag-labelled-binary-tree", "question__hide": false, "total_acs": 33608, "total_submitted": 44275, "total_column_articles": 790, "frontend_question_id": "1104", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1193, "question__title": "Game Play Analysis V", "question__title_slug": "game-play-analysis-v", "question__hide": false, "total_acs": 12440, "total_submitted": 23990, "total_column_articles": 178, "frontend_question_id": "1097", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1192, "question__title": "Divide Chocolate", "question__title_slug": "divide-chocolate", "question__hide": false, "total_acs": 7816, "total_submitted": 13138, "total_column_articles": 104, "frontend_question_id": "1231", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1191, "question__title": "Synonymous Sentences", "question__title_slug": "synonymous-sentences", "question__hide": false, "total_acs": 2174, "total_submitted": 3656, "total_column_articles": 78, "frontend_question_id": "1258", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1190, "question__title": "Smallest Common Region", "question__title_slug": "smallest-common-region", "question__hide": false, "total_acs": 2839, "total_submitted": 4745, "total_column_articles": 68, "frontend_question_id": "1257", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1189, "question__title": "Encode Number", "question__title_slug": "encode-number", "question__hide": false, "total_acs": 2152, "total_submitted": 3108, "total_column_articles": 55, "frontend_question_id": "1256", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1188, "question__title": "Brace Expansion II", "question__title_slug": "brace-expansion-ii", "question__hide": false, "total_acs": 15455, "total_submitted": 21051, "total_column_articles": 156, "frontend_question_id": "1096", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1187, "question__title": "Print FooBar Alternately", "question__title_slug": "print-foobar-alternately", "question__hide": false, "total_acs": 69688, "total_submitted": 121070, "total_column_articles": 628, "frontend_question_id": "1115", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1186, "question__title": "Building H2O", "question__title_slug": "building-h2o", "question__hide": false, "total_acs": 28238, "total_submitted": 51898, "total_column_articles": 354, "frontend_question_id": "1117", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1185, "question__title": "Find in Mountain Array", "question__title_slug": "find-in-mountain-array", "question__hide": false, "total_acs": 27963, "total_submitted": 74023, "total_column_articles": 480, "frontend_question_id": "1095", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1184, "question__title": "Car Pooling", "question__title_slug": "car-pooling", "question__hide": false, "total_acs": 100153, "total_submitted": 187974, "total_column_articles": 1604, "frontend_question_id": "1094", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1183, "question__title": "Statistics from a Large Sample", "question__title_slug": "statistics-from-a-large-sample", "question__hide": false, "total_acs": 17568, "total_submitted": 42093, "total_column_articles": 212, "frontend_question_id": "1093", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1182, "question__title": "Game Play Analysis IV", "question__title_slug": "game-play-analysis-iv", "question__hide": false, "total_acs": 45536, "total_submitted": 110008, "total_column_articles": 444, "frontend_question_id": "550", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1181, "question__title": "Game Play Analysis III", "question__title_slug": "game-play-analysis-iii", "question__hide": false, "total_acs": 31213, "total_submitted": 45026, "total_column_articles": 212, "frontend_question_id": "534", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1180, "question__title": "Game Play Analysis II", "question__title_slug": "game-play-analysis-ii", "question__hide": false, "total_acs": 38045, "total_submitted": 70231, "total_column_articles": 242, "frontend_question_id": "512", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1179, "question__title": "Game Play Analysis I", "question__title_slug": "game-play-analysis-i", "question__hide": false, "total_acs": 105591, "total_submitted": 149328, "total_column_articles": 434, "frontend_question_id": "511", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1178, "question__title": "Valid Palindrome III", "question__title_slug": "valid-palindrome-iii", "question__hide": false, "total_acs": 3013, "total_submitted": 5225, "total_column_articles": 57, "frontend_question_id": "1216", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1177, "question__title": "Tree Diameter", "question__title_slug": "tree-diameter", "question__hide": false, "total_acs": 6668, "total_submitted": 12145, "total_column_articles": 121, "frontend_question_id": "1245", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1176, "question__title": "Design A Leaderboard", "question__title_slug": "design-a-leaderboard", "question__hide": false, "total_acs": 4692, "total_submitted": 7370, "total_column_articles": 72, "frontend_question_id": "1244", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1175, "question__title": "Array Transformation", "question__title_slug": "array-transformation", "question__hide": false, "total_acs": 3709, "total_submitted": 6867, "total_column_articles": 89, "frontend_question_id": "1243", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1174, "question__title": "Sales Analysis III", "question__title_slug": "sales-analysis-iii", "question__hide": false, "total_acs": 63108, "total_submitted": 122386, "total_column_articles": 446, "frontend_question_id": "1084", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1173, "question__title": "Sales Analysis II", "question__title_slug": "sales-analysis-ii", "question__hide": false, "total_acs": 19114, "total_submitted": 36012, "total_column_articles": 161, "frontend_question_id": "1083", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1172, "question__title": "Sales Analysis I", "question__title_slug": "sales-analysis-i", "question__hide": false, "total_acs": 20219, "total_submitted": 26392, "total_column_articles": 140, "frontend_question_id": "1082", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1171, "question__title": "Shortest Path in Binary Matrix", "question__title_slug": "shortest-path-in-binary-matrix", "question__hide": false, "total_acs": 80533, "total_submitted": 199160, "total_column_articles": 742, "frontend_question_id": "1091", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1170, "question__title": "Shortest Common Supersequence ", "question__title_slug": "shortest-common-supersequence", "question__hide": false, "total_acs": 18576, "total_submitted": 31927, "total_column_articles": 174, "frontend_question_id": "1092", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1169, "question__title": "Largest Values From Labels", "question__title_slug": "largest-values-from-labels", "question__hide": false, "total_acs": 23773, "total_submitted": 35484, "total_column_articles": 321, "frontend_question_id": "1090", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1168, "question__title": "Duplicate Zeros", "question__title_slug": "duplicate-zeros", "question__hide": false, "total_acs": 62291, "total_submitted": 106205, "total_column_articles": 798, "frontend_question_id": "1089", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1167, "question__title": "Minimum Time to Build Blocks", "question__title_slug": "minimum-time-to-build-blocks", "question__hide": false, "total_acs": 1160, "total_submitted": 2433, "total_column_articles": 32, "frontend_question_id": "1199", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1166, "question__title": "Toss Strange Coins", "question__title_slug": "toss-strange-coins", "question__hide": false, "total_acs": 6818, "total_submitted": 12460, "total_column_articles": 118, "frontend_question_id": "1230", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1165, "question__title": "Meeting Scheduler", "question__title_slug": "meeting-scheduler", "question__hide": false, "total_acs": 6582, "total_submitted": 14094, "total_column_articles": 124, "frontend_question_id": "1229", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1164, "question__title": "Missing Number In Arithmetic Progression", "question__title_slug": "missing-number-in-arithmetic-progression", "question__hide": false, "total_acs": 5143, "total_submitted": 9462, "total_column_articles": 92, "frontend_question_id": "1228", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1163, "question__title": "Project Employees III", "question__title_slug": "project-employees-iii", "question__hide": false, "total_acs": 18895, "total_submitted": 26251, "total_column_articles": 157, "frontend_question_id": "1077", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1162, "question__title": "Project Employees II", "question__title_slug": "project-employees-ii", "question__hide": false, "total_acs": 19215, "total_submitted": 38874, "total_column_articles": 138, "frontend_question_id": "1076", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1161, "question__title": "Project Employees I", "question__title_slug": "project-employees-i", "question__hide": false, "total_acs": 35726, "total_submitted": 52821, "total_column_articles": 193, "frontend_question_id": "1075", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1160, "question__title": "Letter Tile Possibilities", "question__title_slug": "letter-tile-possibilities", "question__hide": false, "total_acs": 33570, "total_submitted": 42408, "total_column_articles": 408, "frontend_question_id": "1079", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1159, "question__title": "Smallest Subsequence of Distinct Characters", "question__title_slug": "smallest-subsequence-of-distinct-characters", "question__hide": false, "total_acs": 28267, "total_submitted": 48184, "total_column_articles": 252, "frontend_question_id": "1081", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1157, "question__title": "Insufficient Nodes in Root to Leaf Paths", "question__title_slug": "insufficient-nodes-in-root-to-leaf-paths", "question__hide": false, "total_acs": 23803, "total_submitted": 38529, "total_column_articles": 279, "frontend_question_id": "1080", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1156, "question__title": "Occurrences After Bigram", "question__title_slug": "occurrences-after-bigram", "question__hide": false, "total_acs": 38695, "total_submitted": 59425, "total_column_articles": 529, "frontend_question_id": "1078", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1155, "question__title": "Product Sales Analysis III", "question__title_slug": "product-sales-analysis-iii", "question__hide": false, "total_acs": 20402, "total_submitted": 43515, "total_column_articles": 134, "frontend_question_id": "1070", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1154, "question__title": "Product Sales Analysis II", "question__title_slug": "product-sales-analysis-ii", "question__hide": false, "total_acs": 19314, "total_submitted": 23553, "total_column_articles": 87, "frontend_question_id": "1069", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1153, "question__title": "Product Sales Analysis I", "question__title_slug": "product-sales-analysis-i", "question__hide": false, "total_acs": 54164, "total_submitted": 61904, "total_column_articles": 161, "frontend_question_id": "1068", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1152, "question__title": "Maximum Number of Ones", "question__title_slug": "maximum-number-of-ones", "question__hide": false, "total_acs": 1188, "total_submitted": 1868, "total_column_articles": 31, "frontend_question_id": "1183", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1151, "question__title": "Stepping Numbers", "question__title_slug": "stepping-numbers", "question__hide": false, "total_acs": 2667, "total_submitted": 6113, "total_column_articles": 54, "frontend_question_id": "1215", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1150, "question__title": "Two Sum BSTs", "question__title_slug": "two-sum-bsts", "question__hide": false, "total_acs": 5870, "total_submitted": 8855, "total_column_articles": 106, "frontend_question_id": "1214", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1149, "question__title": "Intersection of Three Sorted Arrays", "question__title_slug": "intersection-of-three-sorted-arrays", "question__hide": false, "total_acs": 9007, "total_submitted": 11509, "total_column_articles": 185, "frontend_question_id": "1213", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1148, "question__title": "Adding Two Negabinary Numbers", "question__title_slug": "adding-two-negabinary-numbers", "question__hide": false, "total_acs": 16920, "total_submitted": 40867, "total_column_articles": 197, "frontend_question_id": "1073", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1147, "question__title": "Flip Columns For Maximum Number of Equal Rows", "question__title_slug": "flip-columns-for-maximum-number-of-equal-rows", "question__hide": false, "total_acs": 21818, "total_submitted": 30557, "total_column_articles": 209, "frontend_question_id": "1072", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1146, "question__title": "Greatest Common Divisor of Strings", "question__title_slug": "greatest-common-divisor-of-strings", "question__hide": false, "total_acs": 68133, "total_submitted": 117668, "total_column_articles": 902, "frontend_question_id": "1071", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1145, "question__title": "Number of Submatrices That Sum to Target", "question__title_slug": "number-of-submatrices-that-sum-to-target", "question__hide": false, "total_acs": 22494, "total_submitted": 33311, "total_column_articles": 223, "frontend_question_id": "1074", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1144, "question__title": "Optimize Water Distribution in a Village", "question__title_slug": "optimize-water-distribution-in-a-village", "question__hide": false, "total_acs": 3158, "total_submitted": 5057, "total_column_articles": 58, "frontend_question_id": "1168", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1143, "question__title": "Find Smallest Common Element in All Rows", "question__title_slug": "find-smallest-common-element-in-all-rows", "question__hide": false, "total_acs": 7435, "total_submitted": 9996, "total_column_articles": 105, "frontend_question_id": "1198", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1142, "question__title": "Minimum Knight Moves", "question__title_slug": "minimum-knight-moves", "question__hide": false, "total_acs": 8140, "total_submitted": 20636, "total_column_articles": 89, "frontend_question_id": "1197", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1141, "question__title": "How Many Apples Can You Put into the Basket", "question__title_slug": "how-many-apples-can-you-put-into-the-basket", "question__hide": false, "total_acs": 5181, "total_submitted": 7568, "total_column_articles": 87, "frontend_question_id": "1196", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1140, "question__title": "Distant Barcodes", "question__title_slug": "distant-barcodes", "question__hide": false, "total_acs": 26631, "total_submitted": 59323, "total_column_articles": 318, "frontend_question_id": "1054", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1139, "question__title": "Previous Permutation With One Swap", "question__title_slug": "previous-permutation-with-one-swap", "question__hide": false, "total_acs": 28406, "total_submitted": 58757, "total_column_articles": 308, "frontend_question_id": "1053", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1138, "question__title": "Grumpy Bookstore Owner", "question__title_slug": "grumpy-bookstore-owner", "question__hide": false, "total_acs": 65287, "total_submitted": 112463, "total_column_articles": 928, "frontend_question_id": "1052", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1137, "question__title": "Height Checker", "question__title_slug": "height-checker", "question__hide": false, "total_acs": 72014, "total_submitted": 89977, "total_column_articles": 699, "frontend_question_id": "1051", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1136, "question__title": "Actors and Directors Who Cooperated At Least Three Times", "question__title_slug": "actors-and-directors-who-cooperated-at-least-three-times", "question__hide": false, "total_acs": 62755, "total_submitted": 82406, "total_column_articles": 244, "frontend_question_id": "1050", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1135, "question__title": "Customers Who Bought All Products", "question__title_slug": "customers-who-bought-all-products", "question__hide": false, "total_acs": 33371, "total_submitted": 56008, "total_column_articles": 269, "frontend_question_id": "1045", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1134, "question__title": "Shortest Distance to Target Color", "question__title_slug": "shortest-distance-to-target-color", "question__hide": false, "total_acs": 5644, "total_submitted": 11787, "total_column_articles": 100, "frontend_question_id": "1182", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1133, "question__title": "Last Substring in Lexicographical Order", "question__title_slug": "last-substring-in-lexicographical-order", "question__hide": false, "total_acs": 22829, "total_submitted": 64993, "total_column_articles": 241, "frontend_question_id": "1163", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1132, "question__title": "Before and After Puzzle", "question__title_slug": "before-and-after-puzzle", "question__hide": false, "total_acs": 1994, "total_submitted": 4985, "total_column_articles": 38, "frontend_question_id": "1181", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1131, "question__title": "Count Substrings with Only One Distinct Letter", "question__title_slug": "count-substrings-with-only-one-distinct-letter", "question__hide": false, "total_acs": 4982, "total_submitted": 6332, "total_column_articles": 112, "frontend_question_id": "1180", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1130, "question__title": "Last Stone Weight II", "question__title_slug": "last-stone-weight-ii", "question__hide": false, "total_acs": 150925, "total_submitted": 216357, "total_column_articles": 915, "frontend_question_id": "1049", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1129, "question__title": "Longest String Chain", "question__title_slug": "longest-string-chain", "question__hide": false, "total_acs": 36604, "total_submitted": 65207, "total_column_articles": 406, "frontend_question_id": "1048", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1128, "question__title": "Remove All Adjacent Duplicates In String", "question__title_slug": "remove-all-adjacent-duplicates-in-string", "question__hide": false, "total_acs": 271785, "total_submitted": 376190, "total_column_articles": 1721, "frontend_question_id": "1047", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1127, "question__title": "Last Stone Weight", "question__title_slug": "last-stone-weight", "question__hide": false, "total_acs": 97952, "total_submitted": 150147, "total_column_articles": 1266, "frontend_question_id": "1046", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1126, "question__title": "Minimum Cost to Connect Sticks", "question__title_slug": "minimum-cost-to-connect-sticks", "question__hide": false, "total_acs": 4341, "total_submitted": 8232, "total_column_articles": 60, "frontend_question_id": "1167", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1125, "question__title": "Design File System", "question__title_slug": "design-file-system", "question__hide": false, "total_acs": 5013, "total_submitted": 9973, "total_column_articles": 87, "frontend_question_id": "1166", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1124, "question__title": "String Transforms Into Another String", "question__title_slug": "string-transforms-into-another-string", "question__hide": false, "total_acs": 2380, "total_submitted": 6284, "total_column_articles": 35, "frontend_question_id": "1153", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1123, "question__title": "Single-Row Keyboard", "question__title_slug": "single-row-keyboard", "question__hide": false, "total_acs": 10798, "total_submitted": 12747, "total_column_articles": 163, "frontend_question_id": "1165", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1122, "question__title": "Longest Duplicate Substring", "question__title_slug": "longest-duplicate-substring", "question__hide": false, "total_acs": 29704, "total_submitted": 83687, "total_column_articles": 242, "frontend_question_id": "1044", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1121, "question__title": "Partition Array for Maximum Sum", "question__title_slug": "partition-array-for-maximum-sum", "question__hide": false, "total_acs": 32216, "total_submitted": 42749, "total_column_articles": 307, "frontend_question_id": "1043", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1120, "question__title": "Flower Planting With No Adjacent", "question__title_slug": "flower-planting-with-no-adjacent", "question__hide": false, "total_acs": 32418, "total_submitted": 52999, "total_column_articles": 345, "frontend_question_id": "1042", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1119, "question__title": "Robot Bounded In Circle", "question__title_slug": "robot-bounded-in-circle", "question__hide": false, "total_acs": 34127, "total_submitted": 60014, "total_column_articles": 461, "frontend_question_id": "1041", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1118, "question__title": "Divide Array Into Increasing Sequences", "question__title_slug": "divide-array-into-increasing-sequences", "question__hide": false, "total_acs": 1649, "total_submitted": 2694, "total_column_articles": 27, "frontend_question_id": "1121", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1117, "question__title": "As Far from Land as Possible", "question__title_slug": "as-far-from-land-as-possible", "question__hide": false, "total_acs": 56051, "total_submitted": 120081, "total_column_articles": 689, "frontend_question_id": "1162", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1116, "question__title": "Maximum Level Sum of a Binary Tree", "question__title_slug": "maximum-level-sum-of-a-binary-tree", "question__hide": false, "total_acs": 43587, "total_submitted": 66423, "total_column_articles": 546, "frontend_question_id": "1161", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1115, "question__title": "Valid Boomerang", "question__title_slug": "valid-boomerang", "question__hide": false, "total_acs": 42506, "total_submitted": 87891, "total_column_articles": 427, "frontend_question_id": "1037", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1114, "question__title": "Binary Search Tree to Greater Sum Tree", "question__title_slug": "binary-search-tree-to-greater-sum-tree", "question__hide": false, "total_acs": 65100, "total_submitted": 78020, "total_column_articles": 685, "frontend_question_id": "1038", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1113, "question__title": "Moving Stones Until Consecutive II", "question__title_slug": "moving-stones-until-consecutive-ii", "question__hide": false, "total_acs": 14904, "total_submitted": 22556, "total_column_articles": 94, "frontend_question_id": "1040", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1112, "question__title": "Find Words That Can Be Formed by Characters", "question__title_slug": "find-words-that-can-be-formed-by-characters", "question__hide": false, "total_acs": 78086, "total_submitted": 114915, "total_column_articles": 1079, "frontend_question_id": "1160", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1111, "question__title": "Minimum Score Triangulation of Polygon", "question__title_slug": "minimum-score-triangulation-of-polygon", "question__hide": false, "total_acs": 23628, "total_submitted": 36330, "total_column_articles": 158, "frontend_question_id": "1039", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1108, "question__title": "Analyze User Website Visit Pattern", "question__title_slug": "analyze-user-website-visit-pattern", "question__hide": false, "total_acs": 2846, "total_submitted": 6782, "total_column_articles": 59, "frontend_question_id": "1152", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1107, "question__title": "Minimum Swaps to Group All 1's Together", "question__title_slug": "minimum-swaps-to-group-all-1s-together", "question__hide": false, "total_acs": 9741, "total_submitted": 18326, "total_column_articles": 139, "frontend_question_id": "1151", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1106, "question__title": "Escape a Large Maze", "question__title_slug": "escape-a-large-maze", "question__hide": false, "total_acs": 21313, "total_submitted": 45638, "total_column_articles": 219, "frontend_question_id": "1036", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1105, "question__title": "Uncrossed Lines", "question__title_slug": "uncrossed-lines", "question__hide": false, "total_acs": 93510, "total_submitted": 131164, "total_column_articles": 656, "frontend_question_id": "1035", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1104, "question__title": "Coloring A Border", "question__title_slug": "coloring-a-border", "question__hide": false, "total_acs": 34721, "total_submitted": 63047, "total_column_articles": 541, "frontend_question_id": "1034", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1103, "question__title": "Moving Stones Until Consecutive", "question__title_slug": "moving-stones-until-consecutive", "question__hide": false, "total_acs": 25565, "total_submitted": 51468, "total_column_articles": 305, "frontend_question_id": "1033", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1102, "question__title": "Check If a Number Is Majority Element in a Sorted Array", "question__title_slug": "check-if-a-number-is-majority-element-in-a-sorted-array", "question__hide": false, "total_acs": 7977, "total_submitted": 13362, "total_column_articles": 131, "frontend_question_id": "1150", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1101, "question__title": "Parallel Courses", "question__title_slug": "parallel-courses", "question__hide": false, "total_acs": 6984, "total_submitted": 11531, "total_column_articles": 106, "frontend_question_id": "1136", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1100, "question__title": "Connecting Cities With Minimum Cost", "question__title_slug": "connecting-cities-with-minimum-cost", "question__hide": false, "total_acs": 14115, "total_submitted": 24207, "total_column_articles": 163, "frontend_question_id": "1135", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1099, "question__title": "Path With Maximum Minimum Value", "question__title_slug": "path-with-maximum-minimum-value", "question__hide": false, "total_acs": 8913, "total_submitted": 22000, "total_column_articles": 115, "frontend_question_id": "1102", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1098, "question__title": "Largest Unique Number", "question__title_slug": "largest-unique-number", "question__hide": false, "total_acs": 6011, "total_submitted": 8958, "total_column_articles": 113, "frontend_question_id": "1133", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1097, "question__title": "Stream of Characters", "question__title_slug": "stream-of-characters", "question__hide": false, "total_acs": 19762, "total_submitted": 34804, "total_column_articles": 263, "frontend_question_id": "1032", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1096, "question__title": "Maximum Sum of Two Non-Overlapping Subarrays", "question__title_slug": "maximum-sum-of-two-non-overlapping-subarrays", "question__hide": false, "total_acs": 27016, "total_submitted": 41150, "total_column_articles": 310, "frontend_question_id": "1031", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1095, "question__title": "Two City Scheduling", "question__title_slug": "two-city-scheduling", "question__hide": false, "total_acs": 26334, "total_submitted": 38107, "total_column_articles": 288, "frontend_question_id": "1029", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1094, "question__title": "Matrix Cells in Distance Order", "question__title_slug": "matrix-cells-in-distance-order", "question__hide": false, "total_acs": 49153, "total_submitted": 69627, "total_column_articles": 538, "frontend_question_id": "1030", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1093, "question__title": "Recover a Tree From Preorder Traversal", "question__title_slug": "recover-a-tree-from-preorder-traversal", "question__hide": false, "total_acs": 26205, "total_submitted": 36034, "total_column_articles": 547, "frontend_question_id": "1028", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1092, "question__title": "Maximum Difference Between Node and Ancestor", "question__title_slug": "maximum-difference-between-node-and-ancestor", "question__hide": false, "total_acs": 37452, "total_submitted": 49684, "total_column_articles": 486, "frontend_question_id": "1026", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1091, "question__title": "Maximum Average Subtree", "question__title_slug": "maximum-average-subtree", "question__hide": false, "total_acs": 4789, "total_submitted": 7540, "total_column_articles": 89, "frontend_question_id": "1120", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1090, "question__title": "Armstrong Number", "question__title_slug": "armstrong-number", "question__hide": false, "total_acs": 5230, "total_submitted": 6771, "total_column_articles": 83, "frontend_question_id": "1134", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1089, "question__title": "Remove Vowels from a String", "question__title_slug": "remove-vowels-from-a-string", "question__hide": false, "total_acs": 10656, "total_submitted": 12231, "total_column_articles": 191, "frontend_question_id": "1119", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1088, "question__title": "Number of Days in a Month", "question__title_slug": "number-of-days-in-a-month", "question__hide": false, "total_acs": 3926, "total_submitted": 6019, "total_column_articles": 71, "frontend_question_id": "1118", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1087, "question__title": "Longest Arithmetic Subsequence", "question__title_slug": "longest-arithmetic-subsequence", "question__hide": false, "total_acs": 42362, "total_submitted": 85883, "total_column_articles": 339, "frontend_question_id": "1027", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1086, "question__title": "Divisor Game", "question__title_slug": "divisor-game", "question__hide": false, "total_acs": 101498, "total_submitted": 143664, "total_column_articles": 819, "frontend_question_id": "1025", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1085, "question__title": "The Earliest Moment When Everyone Become Friends", "question__title_slug": "the-earliest-moment-when-everyone-become-friends", "question__hide": false, "total_acs": 4452, "total_submitted": 6489, "total_column_articles": 109, "frontend_question_id": "1101", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1084, "question__title": "Find K-Length Substrings With No Repeated Characters", "question__title_slug": "find-k-length-substrings-with-no-repeated-characters", "question__hide": false, "total_acs": 10979, "total_submitted": 15662, "total_column_articles": 198, "frontend_question_id": "1100", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1083, "question__title": "Two Sum Less Than K", "question__title_slug": "two-sum-less-than-k", "question__hide": false, "total_acs": 9626, "total_submitted": 15986, "total_column_articles": 150, "frontend_question_id": "1099", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1082, "question__title": "Sum of Digits in the Minimum Number", "question__title_slug": "sum-of-digits-in-the-minimum-number", "question__hide": false, "total_acs": 4979, "total_submitted": 6382, "total_column_articles": 112, "frontend_question_id": "1085", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1081, "question__title": "Video Stitching", "question__title_slug": "video-stitching", "question__hide": false, "total_acs": 49015, "total_submitted": 92258, "total_column_articles": 560, "frontend_question_id": "1024", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1080, "question__title": "Camelcase Matching", "question__title_slug": "camelcase-matching", "question__hide": false, "total_acs": 30016, "total_submitted": 46560, "total_column_articles": 479, "frontend_question_id": "1023", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1079, "question__title": "Sum of Root To Leaf Binary Numbers", "question__title_slug": "sum-of-root-to-leaf-binary-numbers", "question__hide": false, "total_acs": 58206, "total_submitted": 78019, "total_column_articles": 669, "frontend_question_id": "1022", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1078, "question__title": "Remove Outermost Parentheses", "question__title_slug": "remove-outermost-parentheses", "question__hide": false, "total_acs": 99929, "total_submitted": 122888, "total_column_articles": 1085, "frontend_question_id": "1021", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1077, "question__title": "Confusing Number II", "question__title_slug": "confusing-number-ii", "question__hide": false, "total_acs": 1727, "total_submitted": 3470, "total_column_articles": 51, "frontend_question_id": "1088", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1076, "question__title": "Brace Expansion", "question__title_slug": "brace-expansion", "question__hide": false, "total_acs": 3901, "total_submitted": 6815, "total_column_articles": 95, "frontend_question_id": "1087", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1075, "question__title": "Index Pairs of a String", "question__title_slug": "index-pairs-of-a-string", "question__hide": false, "total_acs": 3710, "total_submitted": 6565, "total_column_articles": 111, "frontend_question_id": "1065", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1074, "question__title": "High Five", "question__title_slug": "high-five", "question__hide": false, "total_acs": 7524, "total_submitted": 11011, "total_column_articles": 126, "frontend_question_id": "1086", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1073, "question__title": "Number of Enclaves", "question__title_slug": "number-of-enclaves", "question__hide": false, "total_acs": 68947, "total_submitted": 111366, "total_column_articles": 883, "frontend_question_id": "1020", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1072, "question__title": "Next Greater Node In Linked List", "question__title_slug": "next-greater-node-in-linked-list", "question__hide": false, "total_acs": 56704, "total_submitted": 88082, "total_column_articles": 673, "frontend_question_id": "1019", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1071, "question__title": "Binary Prefix Divisible By 5", "question__title_slug": "binary-prefix-divisible-by-5", "question__hide": false, "total_acs": 52357, "total_submitted": 103693, "total_column_articles": 457, "frontend_question_id": "1018", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1070, "question__title": "Convert to Base -2", "question__title_slug": "convert-to-base-2", "question__hide": false, "total_acs": 23810, "total_submitted": 36660, "total_column_articles": 258, "frontend_question_id": "1017", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1069, "question__title": "Confusing Number", "question__title_slug": "confusing-number", "question__hide": false, "total_acs": 7941, "total_submitted": 17905, "total_column_articles": 144, "frontend_question_id": "1056", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1068, "question__title": "Digit Count in Range", "question__title_slug": "digit-count-in-range", "question__hide": false, "total_acs": 2074, "total_submitted": 4250, "total_column_articles": 53, "frontend_question_id": "1067", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1067, "question__title": "Campus Bikes II", "question__title_slug": "campus-bikes-ii", "question__hide": false, "total_acs": 3394, "total_submitted": 6590, "total_column_articles": 72, "frontend_question_id": "1066", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1066, "question__title": "Fixed Point", "question__title_slug": "fixed-point", "question__hide": false, "total_acs": 6624, "total_submitted": 10240, "total_column_articles": 106, "frontend_question_id": "1064", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1065, "question__title": "Binary String With Substrings Representing 1 To N", "question__title_slug": "binary-string-with-substrings-representing-1-to-n", "question__hide": false, "total_acs": 26309, "total_submitted": 41557, "total_column_articles": 270, "frontend_question_id": "1016", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1064, "question__title": "Smallest Integer Divisible by K", "question__title_slug": "smallest-integer-divisible-by-k", "question__hide": false, "total_acs": 26324, "total_submitted": 56453, "total_column_articles": 174, "frontend_question_id": "1015", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1063, "question__title": "Best Sightseeing Pair", "question__title_slug": "best-sightseeing-pair", "question__hide": false, "total_acs": 62777, "total_submitted": 109795, "total_column_articles": 726, "frontend_question_id": "1014", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1062, "question__title": "Partition Array Into Three Parts With Equal Sum", "question__title_slug": "partition-array-into-three-parts-with-equal-sum", "question__hide": false, "total_acs": 62179, "total_submitted": 161635, "total_column_articles": 1066, "frontend_question_id": "1013", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1061, "question__title": "Number of Valid Subarrays", "question__title_slug": "number-of-valid-subarrays", "question__hide": false, "total_acs": 3110, "total_submitted": 4198, "total_column_articles": 62, "frontend_question_id": "1063", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1060, "question__title": "Longest Repeating Substring", "question__title_slug": "longest-repeating-substring", "question__hide": false, "total_acs": 6740, "total_submitted": 11825, "total_column_articles": 87, "frontend_question_id": "1062", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1059, "question__title": "Missing Element in Sorted Array", "question__title_slug": "missing-element-in-sorted-array", "question__hide": false, "total_acs": 12243, "total_submitted": 22224, "total_column_articles": 166, "frontend_question_id": "1060", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1058, "question__title": "Lexicographically Smallest Equivalent String", "question__title_slug": "lexicographically-smallest-equivalent-string", "question__hide": false, "total_acs": 6164, "total_submitted": 9463, "total_column_articles": 126, "frontend_question_id": "1061", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1057, "question__title": "Numbers With Repeated Digits", "question__title_slug": "numbers-with-repeated-digits", "question__hide": false, "total_acs": 20655, "total_submitted": 38967, "total_column_articles": 193, "frontend_question_id": "1012", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1056, "question__title": "Capacity To Ship Packages Within D Days", "question__title_slug": "capacity-to-ship-packages-within-d-days", "question__hide": false, "total_acs": 99882, "total_submitted": 160586, "total_column_articles": 876, "frontend_question_id": "1011", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1055, "question__title": "Pairs of Songs With Total Durations Divisible by 60", "question__title_slug": "pairs-of-songs-with-total-durations-divisible-by-60", "question__hide": false, "total_acs": 43804, "total_submitted": 88024, "total_column_articles": 495, "frontend_question_id": "1010", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1054, "question__title": "Complement of Base 10 Integer", "question__title_slug": "complement-of-base-10-integer", "question__hide": false, "total_acs": 25446, "total_submitted": 43476, "total_column_articles": 355, "frontend_question_id": "1009", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1053, "question__title": "Minimize Rounding Error to Meet Target", "question__title_slug": "minimize-rounding-error-to-meet-target", "question__hide": false, "total_acs": 1992, "total_submitted": 5290, "total_column_articles": 52, "frontend_question_id": "1058", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1052, "question__title": "Campus Bikes", "question__title_slug": "campus-bikes", "question__hide": false, "total_acs": 4764, "total_submitted": 9157, "total_column_articles": 62, "frontend_question_id": "1057", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1051, "question__title": "Shortest Way to Form String", "question__title_slug": "shortest-way-to-form-string", "question__hide": false, "total_acs": 11058, "total_submitted": 18213, "total_column_articles": 163, "frontend_question_id": "1055", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1050, "question__title": "Construct Binary Search Tree from Preorder Traversal", "question__title_slug": "construct-binary-search-tree-from-preorder-traversal", "question__hide": false, "total_acs": 33087, "total_submitted": 46244, "total_column_articles": 419, "frontend_question_id": "1008", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1049, "question__title": "Minimum Domino Rotations For Equal Row", "question__title_slug": "minimum-domino-rotations-for-equal-row", "question__hide": false, "total_acs": 9584, "total_submitted": 19887, "total_column_articles": 128, "frontend_question_id": "1007", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1048, "question__title": "Clumsy Factorial", "question__title_slug": "clumsy-factorial", "question__hide": false, "total_acs": 49665, "total_submitted": 79009, "total_column_articles": 678, "frontend_question_id": "1006", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1047, "question__title": "Maximize Sum Of Array After K Negations", "question__title_slug": "maximize-sum-of-array-after-k-negations", "question__hide": false, "total_acs": 149254, "total_submitted": 292879, "total_column_articles": 1586, "frontend_question_id": "1005", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1046, "question__title": "Max Consecutive Ones III", "question__title_slug": "max-consecutive-ones-iii", "question__hide": false, "total_acs": 144983, "total_submitted": 244481, "total_column_articles": 1193, "frontend_question_id": "1004", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1045, "question__title": "Check If Word Is Valid After Substitutions", "question__title_slug": "check-if-word-is-valid-after-substitutions", "question__hide": false, "total_acs": 36251, "total_submitted": 56858, "total_column_articles": 448, "frontend_question_id": "1003", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1044, "question__title": "Find Common Characters", "question__title_slug": "find-common-characters", "question__hide": false, "total_acs": 90767, "total_submitted": 129112, "total_column_articles": 876, "frontend_question_id": "1002", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1043, "question__title": "Grid Illumination", "question__title_slug": "grid-illumination", "question__hide": false, "total_acs": 19752, "total_submitted": 44053, "total_column_articles": 284, "frontend_question_id": "1001", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1042, "question__title": "Minimum Cost to Merge Stones", "question__title_slug": "minimum-cost-to-merge-stones", "question__hide": false, "total_acs": 19774, "total_submitted": 36897, "total_column_articles": 110, "frontend_question_id": "1000", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1041, "question__title": "Available Captures for Rook", "question__title_slug": "available-captures-for-rook", "question__hide": false, "total_acs": 36175, "total_submitted": 52164, "total_column_articles": 646, "frontend_question_id": "999", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1040, "question__title": "Maximum Binary Tree II", "question__title_slug": "maximum-binary-tree-ii", "question__hide": false, "total_acs": 33600, "total_submitted": 48804, "total_column_articles": 443, "frontend_question_id": "998", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1039, "question__title": "Find the Town Judge", "question__title_slug": "find-the-town-judge", "question__hide": false, "total_acs": 93149, "total_submitted": 180127, "total_column_articles": 885, "frontend_question_id": "997", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1038, "question__title": "Number of Squareful Arrays", "question__title_slug": "number-of-squareful-arrays", "question__hide": false, "total_acs": 7588, "total_submitted": 14926, "total_column_articles": 145, "frontend_question_id": "996", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1037, "question__title": "Minimum Number of K Consecutive Bit Flips", "question__title_slug": "minimum-number-of-k-consecutive-bit-flips", "question__hide": false, "total_acs": 26581, "total_submitted": 49135, "total_column_articles": 290, "frontend_question_id": "995", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1036, "question__title": "Rotting Oranges", "question__title_slug": "rotting-oranges", "question__hide": false, "total_acs": 135775, "total_submitted": 265161, "total_column_articles": 2238, "frontend_question_id": "994", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1035, "question__title": "Cousins in Binary Tree", "question__title_slug": "cousins-in-binary-tree", "question__hide": false, "total_acs": 66654, "total_submitted": 119128, "total_column_articles": 1045, "frontend_question_id": "993", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1034, "question__title": "Subarrays with K Different Integers", "question__title_slug": "subarrays-with-k-different-integers", "question__hide": false, "total_acs": 32465, "total_submitted": 68237, "total_column_articles": 340, "frontend_question_id": "992", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1033, "question__title": "Broken Calculator", "question__title_slug": "broken-calculator", "question__hide": false, "total_acs": 13205, "total_submitted": 25131, "total_column_articles": 152, "frontend_question_id": "991", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1032, "question__title": "Satisfiability of Equality Equations", "question__title_slug": "satisfiability-of-equality-equations", "question__hide": false, "total_acs": 56573, "total_submitted": 105471, "total_column_articles": 922, "frontend_question_id": "990", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1031, "question__title": "Add to Array-Form of Integer", "question__title_slug": "add-to-array-form-of-integer", "question__hide": false, "total_acs": 74310, "total_submitted": 163411, "total_column_articles": 809, "frontend_question_id": "989", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1030, "question__title": "Smallest String Starting From Leaf", "question__title_slug": "smallest-string-starting-from-leaf", "question__hide": false, "total_acs": 17100, "total_submitted": 33137, "total_column_articles": 200, "frontend_question_id": "988", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1029, "question__title": "Vertical Order Traversal of a Binary Tree", "question__title_slug": "vertical-order-traversal-of-a-binary-tree", "question__hide": false, "total_acs": 33251, "total_submitted": 61716, "total_column_articles": 517, "frontend_question_id": "987", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1028, "question__title": "Interval List Intersections", "question__title_slug": "interval-list-intersections", "question__hide": false, "total_acs": 65509, "total_submitted": 95595, "total_column_articles": 600, "frontend_question_id": "986", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1027, "question__title": "Sum of Even Numbers After Queries", "question__title_slug": "sum-of-even-numbers-after-queries", "question__hide": false, "total_acs": 20295, "total_submitted": 33167, "total_column_articles": 230, "frontend_question_id": "985", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1026, "question__title": "String Without AAA or BBB", "question__title_slug": "string-without-aaa-or-bbb", "question__hide": false, "total_acs": 13995, "total_submitted": 31978, "total_column_articles": 226, "frontend_question_id": "984", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1025, "question__title": "Minimum Cost For Tickets", "question__title_slug": "minimum-cost-for-tickets", "question__hide": false, "total_acs": 45141, "total_submitted": 71339, "total_column_articles": 577, "frontend_question_id": "983", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1024, "question__title": "Triples with Bitwise AND Equal To Zero", "question__title_slug": "triples-with-bitwise-and-equal-to-zero", "question__hide": false, "total_acs": 21475, "total_submitted": 31870, "total_column_articles": 151, "frontend_question_id": "982", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1023, "question__title": "Time Based Key-Value Store", "question__title_slug": "time-based-key-value-store", "question__hide": false, "total_acs": 31995, "total_submitted": 60784, "total_column_articles": 393, "frontend_question_id": "981", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1022, "question__title": "Unique Paths III", "question__title_slug": "unique-paths-iii", "question__hide": false, "total_acs": 36675, "total_submitted": 46973, "total_column_articles": 425, "frontend_question_id": "980", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1021, "question__title": "Distribute Coins in Binary Tree", "question__title_slug": "distribute-coins-in-binary-tree", "question__hide": false, "total_acs": 29896, "total_submitted": 39219, "total_column_articles": 358, "frontend_question_id": "979", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1020, "question__title": "Longest Turbulent Subarray", "question__title_slug": "longest-turbulent-subarray", "question__hide": false, "total_acs": 53843, "total_submitted": 112936, "total_column_articles": 705, "frontend_question_id": "978", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1019, "question__title": "Squares of a Sorted Array", "question__title_slug": "squares-of-a-sorted-array", "question__hide": false, "total_acs": 607838, "total_submitted": 896664, "total_column_articles": 3619, "frontend_question_id": "977", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1018, "question__title": "Largest Perimeter Triangle", "question__title_slug": "largest-perimeter-triangle", "question__hide": false, "total_acs": 89796, "total_submitted": 156248, "total_column_articles": 874, "frontend_question_id": "976", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1017, "question__title": "Odd Even Jump", "question__title_slug": "odd-even-jump", "question__hide": false, "total_acs": 5927, "total_submitted": 12278, "total_column_articles": 95, "frontend_question_id": "975", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1016, "question__title": "Subarray Sums Divisible by K", "question__title_slug": "subarray-sums-divisible-by-k", "question__hide": false, "total_acs": 62674, "total_submitted": 130078, "total_column_articles": 579, "frontend_question_id": "974", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1014, "question__title": "K Closest Points to Origin", "question__title_slug": "k-closest-points-to-origin", "question__hide": false, "total_acs": 98218, "total_submitted": 150414, "total_column_articles": 832, "frontend_question_id": "973", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1013, "question__title": "Fibonacci Number", "question__title_slug": "fibonacci-number", "question__hide": false, "total_acs": 630900, "total_submitted": 956985, "total_column_articles": 3387, "frontend_question_id": "509", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1012, "question__title": "Equal Rational Numbers", "question__title_slug": "equal-rational-numbers", "question__hide": false, "total_acs": 2304, "total_submitted": 5553, "total_column_articles": 54, "frontend_question_id": "972", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1011, "question__title": "Flip Binary Tree To Match Preorder Traversal", "question__title_slug": "flip-binary-tree-to-match-preorder-traversal", "question__hide": false, "total_acs": 11363, "total_submitted": 24676, "total_column_articles": 173, "frontend_question_id": "971", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1010, "question__title": "Powerful Integers", "question__title_slug": "powerful-integers", "question__hide": false, "total_acs": 29938, "total_submitted": 63863, "total_column_articles": 309, "frontend_question_id": "970", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1009, "question__title": "Pancake Sorting", "question__title_slug": "pancake-sorting", "question__hide": false, "total_acs": 49202, "total_submitted": 72740, "total_column_articles": 704, "frontend_question_id": "969", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1008, "question__title": "Binary Tree Cameras", "question__title_slug": "binary-tree-cameras", "question__hide": false, "total_acs": 69555, "total_submitted": 132782, "total_column_articles": 655, "frontend_question_id": "968", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1007, "question__title": "Numbers With Same Consecutive Differences", "question__title_slug": "numbers-with-same-consecutive-differences", "question__hide": false, "total_acs": 13165, "total_submitted": 25763, "total_column_articles": 244, "frontend_question_id": "967", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1006, "question__title": "Vowel Spellchecker", "question__title_slug": "vowel-spellchecker", "question__hide": false, "total_acs": 5050, "total_submitted": 11569, "total_column_articles": 72, "frontend_question_id": "966", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1005, "question__title": "Univalued Binary Tree", "question__title_slug": "univalued-binary-tree", "question__hide": false, "total_acs": 85919, "total_submitted": 122699, "total_column_articles": 916, "frontend_question_id": "965", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1004, "question__title": "Least Operators to Express Number", "question__title_slug": "least-operators-to-express-number", "question__hide": false, "total_acs": 2426, "total_submitted": 5210, "total_column_articles": 42, "frontend_question_id": "964", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1003, "question__title": "Minimum Area Rectangle II", "question__title_slug": "minimum-area-rectangle-ii", "question__hide": false, "total_acs": 4090, "total_submitted": 7943, "total_column_articles": 59, "frontend_question_id": "963", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1002, "question__title": "Maximum Width Ramp", "question__title_slug": "maximum-width-ramp", "question__hide": false, "total_acs": 25798, "total_submitted": 54012, "total_column_articles": 243, "frontend_question_id": "962", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1001, "question__title": "N-Repeated Element in Size 2N Array", "question__title_slug": "n-repeated-element-in-size-2n-array", "question__hide": false, "total_acs": 83125, "total_submitted": 118302, "total_column_articles": 748, "frontend_question_id": "961", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1000, "question__title": "Delete Columns to Make Sorted III", "question__title_slug": "delete-columns-to-make-sorted-iii", "question__hide": false, "total_acs": 3842, "total_submitted": 6515, "total_column_articles": 63, "frontend_question_id": "960", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 999, "question__title": "Regions Cut By Slashes", "question__title_slug": "regions-cut-by-slashes", "question__hide": false, "total_acs": 23659, "total_submitted": 31797, "total_column_articles": 360, "frontend_question_id": "959", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 998, "question__title": "Check Completeness of a Binary Tree", "question__title_slug": "check-completeness-of-a-binary-tree", "question__hide": false, "total_acs": 53731, "total_submitted": 98356, "total_column_articles": 480, "frontend_question_id": "958", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 994, "question__title": "Prison Cells After N Days", "question__title_slug": "prison-cells-after-n-days", "question__hide": false, "total_acs": 20224, "total_submitted": 54142, "total_column_articles": 195, "frontend_question_id": "957", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 993, "question__title": "Tallest Billboard", "question__title_slug": "tallest-billboard", "question__hide": false, "total_acs": 7163, "total_submitted": 15178, "total_column_articles": 84, "frontend_question_id": "956", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 992, "question__title": "Delete Columns to Make Sorted II", "question__title_slug": "delete-columns-to-make-sorted-ii", "question__hide": false, "total_acs": 5877, "total_submitted": 16362, "total_column_articles": 94, "frontend_question_id": "955", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 991, "question__title": "Array of Doubled Pairs", "question__title_slug": "array-of-doubled-pairs", "question__hide": false, "total_acs": 43661, "total_submitted": 111504, "total_column_articles": 481, "frontend_question_id": "954", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 990, "question__title": "Verifying an Alien Dictionary", "question__title_slug": "verifying-an-alien-dictionary", "question__hide": false, "total_acs": 56578, "total_submitted": 98223, "total_column_articles": 710, "frontend_question_id": "953", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 989, "question__title": "Largest Component Size by Common Factor", "question__title_slug": "largest-component-size-by-common-factor", "question__hide": false, "total_acs": 19748, "total_submitted": 38669, "total_column_articles": 186, "frontend_question_id": "952", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 988, "question__title": "Flip Equivalent Binary Trees", "question__title_slug": "flip-equivalent-binary-trees", "question__hide": false, "total_acs": 18510, "total_submitted": 27645, "total_column_articles": 259, "frontend_question_id": "951", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 987, "question__title": "Reveal Cards In Increasing Order", "question__title_slug": "reveal-cards-in-increasing-order", "question__hide": false, "total_acs": 15339, "total_submitted": 19460, "total_column_articles": 241, "frontend_question_id": "950", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 986, "question__title": "Largest Time for Given Digits", "question__title_slug": "largest-time-for-given-digits", "question__hide": false, "total_acs": 12313, "total_submitted": 32238, "total_column_articles": 193, "frontend_question_id": "949", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 985, "question__title": "Bag of Tokens", "question__title_slug": "bag-of-tokens", "question__hide": false, "total_acs": 10728, "total_submitted": 26236, "total_column_articles": 164, "frontend_question_id": "948", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 984, "question__title": "Most Stones Removed with Same Row or Column", "question__title_slug": "most-stones-removed-with-same-row-or-column", "question__hide": false, "total_acs": 35343, "total_submitted": 57449, "total_column_articles": 432, "frontend_question_id": "947", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 983, "question__title": "Validate Stack Sequences", "question__title_slug": "validate-stack-sequences", "question__hide": false, "total_acs": 85933, "total_submitted": 129283, "total_column_articles": 881, "frontend_question_id": "946", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 982, "question__title": "Minimum Increment to Make Array Unique", "question__title_slug": "minimum-increment-to-make-array-unique", "question__hide": false, "total_acs": 44288, "total_submitted": 92235, "total_column_articles": 633, "frontend_question_id": "945", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 981, "question__title": "Delete Columns to Make Sorted", "question__title_slug": "delete-columns-to-make-sorted", "question__hide": false, "total_acs": 58764, "total_submitted": 85119, "total_column_articles": 511, "frontend_question_id": "944", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 980, "question__title": "Find the Shortest Superstring", "question__title_slug": "find-the-shortest-superstring", "question__hide": false, "total_acs": 3876, "total_submitted": 8123, "total_column_articles": 81, "frontend_question_id": "943", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 979, "question__title": "DI String Match", "question__title_slug": "di-string-match", "question__hide": false, "total_acs": 68742, "total_submitted": 88890, "total_column_articles": 806, "frontend_question_id": "942", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 978, "question__title": "Valid Mountain Array", "question__title_slug": "valid-mountain-array", "question__hide": false, "total_acs": 89649, "total_submitted": 226160, "total_column_articles": 821, "frontend_question_id": "941", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 977, "question__title": "Distinct Subsequences II", "question__title_slug": "distinct-subsequences-ii", "question__hide": false, "total_acs": 31229, "total_submitted": 58799, "total_column_articles": 285, "frontend_question_id": "940", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 976, "question__title": "Minimum Area Rectangle", "question__title_slug": "minimum-area-rectangle", "question__hide": false, "total_acs": 9580, "total_submitted": 19623, "total_column_articles": 109, "frontend_question_id": "939", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 975, "question__title": "Range Sum of BST", "question__title_slug": "range-sum-of-bst", "question__hide": false, "total_acs": 126374, "total_submitted": 153952, "total_column_articles": 1020, "frontend_question_id": "938", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 974, "question__title": "Reorder Data in Log Files", "question__title_slug": "reorder-data-in-log-files", "question__hide": false, "total_acs": 42362, "total_submitted": 66773, "total_column_articles": 511, "frontend_question_id": "937", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 973, "question__title": "Stamping The Sequence", "question__title_slug": "stamping-the-sequence", "question__hide": false, "total_acs": 3009, "total_submitted": 6976, "total_column_articles": 43, "frontend_question_id": "936", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 972, "question__title": "Knight Dialer", "question__title_slug": "knight-dialer", "question__hide": false, "total_acs": 10633, "total_submitted": 20103, "total_column_articles": 137, "frontend_question_id": "935", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 971, "question__title": "Shortest Bridge", "question__title_slug": "shortest-bridge", "question__hide": false, "total_acs": 70498, "total_submitted": 134330, "total_column_articles": 752, "frontend_question_id": "934", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 969, "question__title": "Number of Recent Calls", "question__title_slug": "number-of-recent-calls", "question__hide": false, "total_acs": 110155, "total_submitted": 143557, "total_column_articles": 871, "frontend_question_id": "933", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 968, "question__title": "Beautiful Array", "question__title_slug": "beautiful-array", "question__hide": false, "total_acs": 14444, "total_submitted": 21825, "total_column_articles": 132, "frontend_question_id": "932", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 967, "question__title": "Minimum Falling Path Sum", "question__title_slug": "minimum-falling-path-sum", "question__hide": false, "total_acs": 93074, "total_submitted": 137793, "total_column_articles": 1317, "frontend_question_id": "931", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 966, "question__title": "Binary Subarrays With Sum", "question__title_slug": "binary-subarrays-with-sum", "question__hide": false, "total_acs": 47105, "total_submitted": 85164, "total_column_articles": 447, "frontend_question_id": "930", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 965, "question__title": "Unique Email Addresses", "question__title_slug": "unique-email-addresses", "question__hide": false, "total_acs": 57581, "total_submitted": 83966, "total_column_articles": 552, "frontend_question_id": "929", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 964, "question__title": "Minimize Malware Spread II", "question__title_slug": "minimize-malware-spread-ii", "question__hide": false, "total_acs": 4490, "total_submitted": 10252, "total_column_articles": 81, "frontend_question_id": "928", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 963, "question__title": "Three Equal Parts", "question__title_slug": "three-equal-parts", "question__hide": false, "total_acs": 24137, "total_submitted": 55135, "total_column_articles": 368, "frontend_question_id": "927", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 962, "question__title": "Flip String to Monotone Increasing", "question__title_slug": "flip-string-to-monotone-increasing", "question__hide": false, "total_acs": 39105, "total_submitted": 61538, "total_column_articles": 540, "frontend_question_id": "926", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 961, "question__title": "Long Pressed Name", "question__title_slug": "long-pressed-name", "question__hide": false, "total_acs": 69905, "total_submitted": 187395, "total_column_articles": 845, "frontend_question_id": "925", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 960, "question__title": "Minimize Malware Spread", "question__title_slug": "minimize-malware-spread", "question__hide": false, "total_acs": 10800, "total_submitted": 29988, "total_column_articles": 157, "frontend_question_id": "924", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 959, "question__title": "3Sum With Multiplicity", "question__title_slug": "3sum-with-multiplicity", "question__hide": false, "total_acs": 10664, "total_submitted": 28473, "total_column_articles": 127, "frontend_question_id": "923", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 958, "question__title": "Sort Array By Parity II", "question__title_slug": "sort-array-by-parity-ii", "question__hide": false, "total_acs": 121721, "total_submitted": 170647, "total_column_articles": 1095, "frontend_question_id": "922", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 957, "question__title": "Minimum Add to Make Parentheses Valid", "question__title_slug": "minimum-add-to-make-parentheses-valid", "question__hide": false, "total_acs": 69540, "total_submitted": 95154, "total_column_articles": 933, "frontend_question_id": "921", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 956, "question__title": "Number of Music Playlists", "question__title_slug": "number-of-music-playlists", "question__hide": false, "total_acs": 3836, "total_submitted": 7211, "total_column_articles": 42, "frontend_question_id": "920", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 955, "question__title": "Complete Binary Tree Inserter", "question__title_slug": "complete-binary-tree-inserter", "question__hide": false, "total_acs": 32788, "total_submitted": 49001, "total_column_articles": 422, "frontend_question_id": "919", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 954, "question__title": "Maximum Sum Circular Subarray", "question__title_slug": "maximum-sum-circular-subarray", "question__hide": false, "total_acs": 76571, "total_submitted": 188003, "total_column_articles": 632, "frontend_question_id": "918", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 953, "question__title": "Reverse Only Letters", "question__title_slug": "reverse-only-letters", "question__hide": false, "total_acs": 80773, "total_submitted": 136197, "total_column_articles": 1108, "frontend_question_id": "917", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 952, "question__title": "Word Subsets", "question__title_slug": "word-subsets", "question__hide": false, "total_acs": 9971, "total_submitted": 21363, "total_column_articles": 131, "frontend_question_id": "916", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 951, "question__title": "Partition Array into Disjoint Intervals", "question__title_slug": "partition-array-into-disjoint-intervals", "question__hide": false, "total_acs": 49651, "total_submitted": 99066, "total_column_articles": 564, "frontend_question_id": "915", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 950, "question__title": "X of a Kind in a Deck of Cards", "question__title_slug": "x-of-a-kind-in-a-deck-of-cards", "question__hide": false, "total_acs": 61940, "total_submitted": 166241, "total_column_articles": 760, "frontend_question_id": "914", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 949, "question__title": "Cat and Mouse", "question__title_slug": "cat-and-mouse", "question__hide": false, "total_acs": 18396, "total_submitted": 34674, "total_column_articles": 142, "frontend_question_id": "913", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 948, "question__title": "Sort an Array", "question__title_slug": "sort-an-array", "question__hide": false, "total_acs": 594926, "total_submitted": 1186360, "total_column_articles": 2275, "frontend_question_id": "912", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 947, "question__title": "Online Election", "question__title_slug": "online-election", "question__hide": false, "total_acs": 32839, "total_submitted": 61099, "total_column_articles": 375, "frontend_question_id": "911", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 946, "question__title": "Smallest Range II", "question__title_slug": "smallest-range-ii", "question__hide": false, "total_acs": 12533, "total_submitted": 34860, "total_column_articles": 126, "frontend_question_id": "910", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 945, "question__title": "Snakes and Ladders", "question__title_slug": "snakes-and-ladders", "question__hide": false, "total_acs": 23503, "total_submitted": 52148, "total_column_articles": 240, "frontend_question_id": "909", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 944, "question__title": "Smallest Range I", "question__title_slug": "smallest-range-i", "question__hide": false, "total_acs": 57709, "total_submitted": 77586, "total_column_articles": 592, "frontend_question_id": "908", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 943, "question__title": "Sum of Subarray Minimums", "question__title_slug": "sum-of-subarray-minimums", "question__hide": false, "total_acs": 63886, "total_submitted": 161748, "total_column_articles": 550, "frontend_question_id": "907", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 942, "question__title": "Super Palindromes", "question__title_slug": "super-palindromes", "question__hide": false, "total_acs": 4773, "total_submitted": 14819, "total_column_articles": 82, "frontend_question_id": "906", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 941, "question__title": "Sort Array By Parity", "question__title_slug": "sort-array-by-parity", "question__hide": false, "total_acs": 127057, "total_submitted": 179074, "total_column_articles": 1486, "frontend_question_id": "905", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 940, "question__title": "Fruit Into Baskets", "question__title_slug": "fruit-into-baskets", "question__hide": false, "total_acs": 147026, "total_submitted": 328074, "total_column_articles": 1567, "frontend_question_id": "904", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 939, "question__title": "Valid Permutations for DI Sequence", "question__title_slug": "valid-permutations-for-di-sequence", "question__hide": false, "total_acs": 4541, "total_submitted": 7994, "total_column_articles": 68, "frontend_question_id": "903", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 938, "question__title": "Numbers At Most N Given Digit Set", "question__title_slug": "numbers-at-most-n-given-digit-set", "question__hide": false, "total_acs": 28818, "total_submitted": 61794, "total_column_articles": 411, "frontend_question_id": "902", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 937, "question__title": "Online Stock Span", "question__title_slug": "online-stock-span", "question__hide": false, "total_acs": 84830, "total_submitted": 132297, "total_column_articles": 793, "frontend_question_id": "901", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 936, "question__title": "RLE Iterator", "question__title_slug": "rle-iterator", "question__hide": false, "total_acs": 6162, "total_submitted": 11959, "total_column_articles": 91, "frontend_question_id": "900", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 935, "question__title": "Orderly Queue", "question__title_slug": "orderly-queue", "question__hide": false, "total_acs": 28906, "total_submitted": 45337, "total_column_articles": 283, "frontend_question_id": "899", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 934, "question__title": "Bitwise ORs of Subarrays", "question__title_slug": "bitwise-ors-of-subarrays", "question__hide": false, "total_acs": 9458, "total_submitted": 23716, "total_column_articles": 64, "frontend_question_id": "898", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 933, "question__title": "Increasing Order Search Tree", "question__title_slug": "increasing-order-search-tree", "question__hide": false, "total_acs": 80926, "total_submitted": 109631, "total_column_articles": 923, "frontend_question_id": "897", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 932, "question__title": "Monotonic Array", "question__title_slug": "monotonic-array", "question__hide": false, "total_acs": 89243, "total_submitted": 156653, "total_column_articles": 1024, "frontend_question_id": "896", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 931, "question__title": "Maximum Frequency Stack", "question__title_slug": "maximum-frequency-stack", "question__hide": false, "total_acs": 32959, "total_submitted": 51511, "total_column_articles": 325, "frontend_question_id": "895", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 930, "question__title": "All Possible Full Binary Trees", "question__title_slug": "all-possible-full-binary-trees", "question__hide": false, "total_acs": 20521, "total_submitted": 26395, "total_column_articles": 207, "frontend_question_id": "894", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 929, "question__title": "Groups of Special-Equivalent Strings", "question__title_slug": "groups-of-special-equivalent-strings", "question__hide": false, "total_acs": 13484, "total_submitted": 18415, "total_column_articles": 146, "frontend_question_id": "893", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 928, "question__title": "Surface Area of 3D Shapes", "question__title_slug": "surface-area-of-3d-shapes", "question__hide": false, "total_acs": 39626, "total_submitted": 61312, "total_column_articles": 785, "frontend_question_id": "892", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 927, "question__title": "Sum of Subsequence Widths", "question__title_slug": "sum-of-subsequence-widths", "question__hide": false, "total_acs": 20947, "total_submitted": 45062, "total_column_articles": 202, "frontend_question_id": "891", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 926, "question__title": "Find and Replace Pattern", "question__title_slug": "find-and-replace-pattern", "question__hide": false, "total_acs": 32416, "total_submitted": 41238, "total_column_articles": 483, "frontend_question_id": "890", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 925, "question__title": "Construct Binary Tree from Preorder and Postorder Traversal", "question__title_slug": "construct-binary-tree-from-preorder-and-postorder-traversal", "question__hide": false, "total_acs": 42770, "total_submitted": 63106, "total_column_articles": 385, "frontend_question_id": "889", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 924, "question__title": "Fair Candy Swap", "question__title_slug": "fair-candy-swap", "question__hide": false, "total_acs": 70970, "total_submitted": 111871, "total_column_articles": 625, "frontend_question_id": "888", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 923, "question__title": "Super Egg Drop", "question__title_slug": "super-egg-drop", "question__hide": false, "total_acs": 81012, "total_submitted": 263074, "total_column_articles": 473, "frontend_question_id": "887", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 922, "question__title": "Possible Bipartition", "question__title_slug": "possible-bipartition", "question__hide": false, "total_acs": 51000, "total_submitted": 97625, "total_column_articles": 631, "frontend_question_id": "886", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 921, "question__title": "Spiral Matrix III", "question__title_slug": "spiral-matrix-iii", "question__hide": false, "total_acs": 8927, "total_submitted": 12460, "total_column_articles": 141, "frontend_question_id": "885", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 920, "question__title": "Uncommon Words from Two Sentences", "question__title_slug": "uncommon-words-from-two-sentences", "question__hide": false, "total_acs": 52598, "total_submitted": 73886, "total_column_articles": 668, "frontend_question_id": "884", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 919, "question__title": "Projection Area of 3D Shapes", "question__title_slug": "projection-area-of-3d-shapes", "question__hide": false, "total_acs": 46988, "total_submitted": 61489, "total_column_articles": 576, "frontend_question_id": "883", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 918, "question__title": "Reachable Nodes In Subdivided Graph", "question__title_slug": "reachable-nodes-in-subdivided-graph", "question__hide": false, "total_acs": 16150, "total_submitted": 25299, "total_column_articles": 147, "frontend_question_id": "882", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 917, "question__title": "Boats to Save People", "question__title_slug": "boats-to-save-people", "question__hide": false, "total_acs": 71554, "total_submitted": 132503, "total_column_articles": 779, "frontend_question_id": "881", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 916, "question__title": "Decoded String at Index", "question__title_slug": "decoded-string-at-index", "question__hide": false, "total_acs": 9137, "total_submitted": 33488, "total_column_articles": 117, "frontend_question_id": "880", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 915, "question__title": "Generate Random Point in a Circle", "question__title_slug": "generate-random-point-in-a-circle", "question__hide": false, "total_acs": 30627, "total_submitted": 63442, "total_column_articles": 191, "frontend_question_id": "478", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 914, "question__title": "Random Point in Non-overlapping Rectangles", "question__title_slug": "random-point-in-non-overlapping-rectangles", "question__hide": false, "total_acs": 24774, "total_submitted": 59040, "total_column_articles": 218, "frontend_question_id": "497", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 913, "question__title": "Random Flip Matrix", "question__title_slug": "random-flip-matrix", "question__hide": false, "total_acs": 22607, "total_submitted": 48831, "total_column_articles": 214, "frontend_question_id": "519", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 912, "question__title": "Random Pick with Weight", "question__title_slug": "random-pick-with-weight", "question__hide": false, "total_acs": 60287, "total_submitted": 124109, "total_column_articles": 498, "frontend_question_id": "528", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 911, "question__title": "Profitable Schemes", "question__title_slug": "profitable-schemes", "question__hide": false, "total_acs": 29337, "total_submitted": 53675, "total_column_articles": 240, "frontend_question_id": "879", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 910, "question__title": "Nth Magical Number", "question__title_slug": "nth-magical-number", "question__hide": false, "total_acs": 24800, "total_submitted": 61900, "total_column_articles": 225, "frontend_question_id": "878", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 909, "question__title": "Stone Game", "question__title_slug": "stone-game", "question__hide": false, "total_acs": 99195, "total_submitted": 129552, "total_column_articles": 682, "frontend_question_id": "877", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 908, "question__title": "Middle of the Linked List", "question__title_slug": "middle-of-the-linked-list", "question__hide": false, "total_acs": 428674, "total_submitted": 608094, "total_column_articles": 3692, "frontend_question_id": "876", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 907, "question__title": "Koko Eating Bananas", "question__title_slug": "koko-eating-bananas", "question__hide": false, "total_acs": 142144, "total_submitted": 287574, "total_column_articles": 1019, "frontend_question_id": "875", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 906, "question__title": "Walking Robot Simulation", "question__title_slug": "walking-robot-simulation", "question__hide": false, "total_acs": 44662, "total_submitted": 94374, "total_column_articles": 507, "frontend_question_id": "874", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 905, "question__title": "Length of Longest Fibonacci Subsequence", "question__title_slug": "length-of-longest-fibonacci-subsequence", "question__hide": false, "total_acs": 51669, "total_submitted": 91918, "total_column_articles": 387, "frontend_question_id": "873", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 904, "question__title": "Leaf-Similar Trees", "question__title_slug": "leaf-similar-trees", "question__hide": false, "total_acs": 82690, "total_submitted": 127013, "total_column_articles": 953, "frontend_question_id": "872", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 903, "question__title": "Implement Rand10() Using Rand7()", "question__title_slug": "implement-rand10-using-rand7", "question__hide": false, "total_acs": 106698, "total_submitted": 193688, "total_column_articles": 482, "frontend_question_id": "470", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 902, "question__title": "Minimum Number of Refueling Stops", "question__title_slug": "minimum-number-of-refueling-stops", "question__hide": false, "total_acs": 35390, "total_submitted": 81770, "total_column_articles": 377, "frontend_question_id": "871", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 901, "question__title": "Advantage Shuffle", "question__title_slug": "advantage-shuffle", "question__hide": false, "total_acs": 69091, "total_submitted": 136139, "total_column_articles": 778, "frontend_question_id": "870", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 900, "question__title": "Reordered Power of 2", "question__title_slug": "reordered-power-of-2", "question__hide": false, "total_acs": 37906, "total_submitted": 59772, "total_column_articles": 544, "frontend_question_id": "869", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 899, "question__title": "Binary Gap", "question__title_slug": "binary-gap", "question__hide": false, "total_acs": 53417, "total_submitted": 76944, "total_column_articles": 709, "frontend_question_id": "868", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 898, "question__title": "Transpose Matrix", "question__title_slug": "transpose-matrix", "question__hide": false, "total_acs": 103932, "total_submitted": 155460, "total_column_articles": 895, "frontend_question_id": "867", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 897, "question__title": "Prime Palindrome", "question__title_slug": "prime-palindrome", "question__hide": false, "total_acs": 11887, "total_submitted": 49564, "total_column_articles": 130, "frontend_question_id": "866", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 896, "question__title": "Smallest Subtree with all the Deepest Nodes", "question__title_slug": "smallest-subtree-with-all-the-deepest-nodes", "question__hide": false, "total_acs": 18202, "total_submitted": 25910, "total_column_articles": 244, "frontend_question_id": "865", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 895, "question__title": "Shortest Path to Get All Keys", "question__title_slug": "shortest-path-to-get-all-keys", "question__hide": false, "total_acs": 21690, "total_submitted": 36594, "total_column_articles": 252, "frontend_question_id": "864", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 894, "question__title": "Random Pick with Blacklist", "question__title_slug": "random-pick-with-blacklist", "question__hide": false, "total_acs": 31460, "total_submitted": 72262, "total_column_articles": 450, "frontend_question_id": "710", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 893, "question__title": "All Nodes Distance K in Binary Tree", "question__title_slug": "all-nodes-distance-k-in-binary-tree", "question__hide": false, "total_acs": 55511, "total_submitted": 90540, "total_column_articles": 781, "frontend_question_id": "863", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 892, "question__title": "Shortest Subarray with Sum at Least K", "question__title_slug": "shortest-subarray-with-sum-at-least-k", "question__hide": false, "total_acs": 50278, "total_submitted": 187667, "total_column_articles": 396, "frontend_question_id": "862", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 891, "question__title": "Score After Flipping Matrix", "question__title_slug": "score-after-flipping-matrix", "question__hide": false, "total_acs": 36756, "total_submitted": 45558, "total_column_articles": 527, "frontend_question_id": "861", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 890, "question__title": "Lemonade Change", "question__title_slug": "lemonade-change", "question__hide": false, "total_acs": 211531, "total_submitted": 359062, "total_column_articles": 1543, "frontend_question_id": "860", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 889, "question__title": "Buddy Strings", "question__title_slug": "buddy-strings", "question__hide": false, "total_acs": 72403, "total_submitted": 209002, "total_column_articles": 917, "frontend_question_id": "859", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 888, "question__title": "Mirror Reflection", "question__title_slug": "mirror-reflection", "question__hide": false, "total_acs": 5339, "total_submitted": 9264, "total_column_articles": 85, "frontend_question_id": "858", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 887, "question__title": "Minimum Cost to Hire K Workers", "question__title_slug": "minimum-cost-to-hire-k-workers", "question__hide": false, "total_acs": 20746, "total_submitted": 32650, "total_column_articles": 222, "frontend_question_id": "857", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 886, "question__title": "Score of Parentheses", "question__title_slug": "score-of-parentheses", "question__hide": false, "total_acs": 55417, "total_submitted": 80974, "total_column_articles": 713, "frontend_question_id": "856", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 885, "question__title": "Exam Room", "question__title_slug": "exam-room", "question__hide": false, "total_acs": 22310, "total_submitted": 47156, "total_column_articles": 232, "frontend_question_id": "855", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 884, "question__title": "K-Similar Strings", "question__title_slug": "k-similar-strings", "question__hide": false, "total_acs": 26338, "total_submitted": 56377, "total_column_articles": 251, "frontend_question_id": "854", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 883, "question__title": "Car Fleet", "question__title_slug": "car-fleet", "question__hide": false, "total_acs": 19489, "total_submitted": 46412, "total_column_articles": 225, "frontend_question_id": "853", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 882, "question__title": "Peak Index in a Mountain Array", "question__title_slug": "peak-index-in-a-mountain-array", "question__hide": false, "total_acs": 147718, "total_submitted": 215649, "total_column_articles": 1185, "frontend_question_id": "852", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 881, "question__title": "Loud and Rich", "question__title_slug": "loud-and-rich", "question__hide": false, "total_acs": 31721, "total_submitted": 50243, "total_column_articles": 337, "frontend_question_id": "851", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 880, "question__title": "Rectangle Area II", "question__title_slug": "rectangle-area-ii", "question__hide": false, "total_acs": 19458, "total_submitted": 31013, "total_column_articles": 183, "frontend_question_id": "850", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 879, "question__title": "Maximize Distance to Closest Person", "question__title_slug": "maximize-distance-to-closest-person", "question__hide": false, "total_acs": 47454, "total_submitted": 91813, "total_column_articles": 588, "frontend_question_id": "849", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 878, "question__title": "Shifting Letters", "question__title_slug": "shifting-letters", "question__hide": false, "total_acs": 14999, "total_submitted": 32311, "total_column_articles": 160, "frontend_question_id": "848", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 877, "question__title": "Shortest Path Visiting All Nodes", "question__title_slug": "shortest-path-visiting-all-nodes", "question__hide": false, "total_acs": 27385, "total_submitted": 40648, "total_column_articles": 241, "frontend_question_id": "847", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 876, "question__title": "Hand of Straights", "question__title_slug": "hand-of-straights", "question__hide": false, "total_acs": 41682, "total_submitted": 72919, "total_column_articles": 548, "frontend_question_id": "846", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 875, "question__title": "Longest Mountain in Array", "question__title_slug": "longest-mountain-in-array", "question__hide": false, "total_acs": 51038, "total_submitted": 120743, "total_column_articles": 734, "frontend_question_id": "845", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 874, "question__title": "Backspace String Compare", "question__title_slug": "backspace-string-compare", "question__hide": false, "total_acs": 222383, "total_submitted": 465258, "total_column_articles": 2024, "frontend_question_id": "844", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 873, "question__title": "Guess the Word", "question__title_slug": "guess-the-word", "question__hide": false, "total_acs": 4839, "total_submitted": 13272, "total_column_articles": 71, "frontend_question_id": "843", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 872, "question__title": "Split Array into Fibonacci Sequence", "question__title_slug": "split-array-into-fibonacci-sequence", "question__hide": false, "total_acs": 34668, "total_submitted": 71704, "total_column_articles": 390, "frontend_question_id": "842", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 871, "question__title": "Keys and Rooms", "question__title_slug": "keys-and-rooms", "question__hide": false, "total_acs": 102430, "total_submitted": 148913, "total_column_articles": 881, "frontend_question_id": "841", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 870, "question__title": "Magic Squares In Grid", "question__title_slug": "magic-squares-in-grid", "question__hide": false, "total_acs": 12045, "total_submitted": 32750, "total_column_articles": 154, "frontend_question_id": "840", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 869, "question__title": "Similar String Groups", "question__title_slug": "similar-string-groups", "question__hide": false, "total_acs": 25510, "total_submitted": 43188, "total_column_articles": 345, "frontend_question_id": "839", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 868, "question__title": "Push Dominoes", "question__title_slug": "push-dominoes", "question__hide": false, "total_acs": 40271, "total_submitted": 72240, "total_column_articles": 565, "frontend_question_id": "838", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 867, "question__title": "New 21 Game", "question__title_slug": "new-21-game", "question__hide": false, "total_acs": 23151, "total_submitted": 58141, "total_column_articles": 277, "frontend_question_id": "837", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 866, "question__title": "Rectangle Overlap", "question__title_slug": "rectangle-overlap", "question__hide": false, "total_acs": 51116, "total_submitted": 104008, "total_column_articles": 788, "frontend_question_id": "836", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 865, "question__title": "Robot Room Cleaner", "question__title_slug": "robot-room-cleaner", "question__hide": false, "total_acs": 3722, "total_submitted": 5001, "total_column_articles": 39, "frontend_question_id": "489", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 864, "question__title": "Image Overlap", "question__title_slug": "image-overlap", "question__hide": false, "total_acs": 6842, "total_submitted": 11833, "total_column_articles": 74, "frontend_question_id": "835", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 863, "question__title": "Sum of Distances in Tree", "question__title_slug": "sum-of-distances-in-tree", "question__hide": false, "total_acs": 27650, "total_submitted": 45692, "total_column_articles": 241, "frontend_question_id": "834", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 862, "question__title": "Find And Replace in String", "question__title_slug": "find-and-replace-in-string", "question__hide": false, "total_acs": 28355, "total_submitted": 55104, "total_column_articles": 340, "frontend_question_id": "833", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 861, "question__title": "Flipping an Image", "question__title_slug": "flipping-an-image", "question__hide": false, "total_acs": 104056, "total_submitted": 131032, "total_column_articles": 1158, "frontend_question_id": "832", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 860, "question__title": "Design Circular Queue", "question__title_slug": "design-circular-queue", "question__hide": false, "total_acs": 138530, "total_submitted": 296768, "total_column_articles": 1039, "frontend_question_id": "622", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 859, "question__title": "Design Circular Deque", "question__title_slug": "design-circular-deque", "question__hide": false, "total_acs": 62530, "total_submitted": 109936, "total_column_articles": 662, "frontend_question_id": "641", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 858, "question__title": "Masking Personal Information", "question__title_slug": "masking-personal-information", "question__hide": false, "total_acs": 28451, "total_submitted": 52769, "total_column_articles": 282, "frontend_question_id": "831", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 857, "question__title": "Positions of Large Groups", "question__title_slug": "positions-of-large-groups", "question__hide": false, "total_acs": 62023, "total_submitted": 114497, "total_column_articles": 718, "frontend_question_id": "830", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 856, "question__title": "Consecutive Numbers Sum", "question__title_slug": "consecutive-numbers-sum", "question__hide": false, "total_acs": 32677, "total_submitted": 70873, "total_column_articles": 382, "frontend_question_id": "829", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 855, "question__title": "Count Unique Characters of All Substrings of a Given String", "question__title_slug": "count-unique-characters-of-all-substrings-of-a-given-string", "question__hide": false, "total_acs": 39101, "total_submitted": 57203, "total_column_articles": 381, "frontend_question_id": "828", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 854, "question__title": "Making A Large Island", "question__title_slug": "making-a-large-island", "question__hide": false, "total_acs": 45052, "total_submitted": 95571, "total_column_articles": 584, "frontend_question_id": "827", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 853, "question__title": "Most Profit Assigning Work", "question__title_slug": "most-profit-assigning-work", "question__hide": false, "total_acs": 17500, "total_submitted": 40667, "total_column_articles": 242, "frontend_question_id": "826", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 852, "question__title": "Friends Of Appropriate Ages", "question__title_slug": "friends-of-appropriate-ages", "question__hide": false, "total_acs": 37883, "total_submitted": 83389, "total_column_articles": 365, "frontend_question_id": "825", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 851, "question__title": "Goat Latin", "question__title_slug": "goat-latin", "question__hide": false, "total_acs": 56391, "total_submitted": 86538, "total_column_articles": 759, "frontend_question_id": "824", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 850, "question__title": "Insert into a Sorted Circular Linked List", "question__title_slug": "insert-into-a-sorted-circular-linked-list", "question__hide": false, "total_acs": 6080, "total_submitted": 16040, "total_column_articles": 107, "frontend_question_id": "708", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 843, "question__title": "Binary Trees With Factors", "question__title_slug": "binary-trees-with-factors", "question__hide": false, "total_acs": 25524, "total_submitted": 54291, "total_column_articles": 215, "frontend_question_id": "823", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 842, "question__title": "Card Flipping Game", "question__title_slug": "card-flipping-game", "question__hide": false, "total_acs": 25083, "total_submitted": 42159, "total_column_articles": 243, "frontend_question_id": "822", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 841, "question__title": "Shortest Distance to a Character", "question__title_slug": "shortest-distance-to-a-character", "question__hide": false, "total_acs": 77009, "total_submitted": 105837, "total_column_articles": 1026, "frontend_question_id": "821", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 839, "question__title": "Short Encoding of Words", "question__title_slug": "short-encoding-of-words", "question__hide": false, "total_acs": 71701, "total_submitted": 137282, "total_column_articles": 751, "frontend_question_id": "820", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 838, "question__title": "Design Linked List", "question__title_slug": "design-linked-list", "question__hide": false, "total_acs": 271868, "total_submitted": 789659, "total_column_articles": 1533, "frontend_question_id": "707", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 837, "question__title": "Most Common Word", "question__title_slug": "most-common-word", "question__hide": false, "total_acs": 63143, "total_submitted": 138582, "total_column_articles": 752, "frontend_question_id": "819", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 836, "question__title": "Race Car", "question__title_slug": "race-car", "question__hide": false, "total_acs": 6252, "total_submitted": 13948, "total_column_articles": 72, "frontend_question_id": "818", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 835, "question__title": "Linked List Components", "question__title_slug": "linked-list-components", "question__hide": false, "total_acs": 50100, "total_submitted": 81784, "total_column_articles": 588, "frontend_question_id": "817", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 834, "question__title": "Ambiguous Coordinates", "question__title_slug": "ambiguous-coordinates", "question__hide": false, "total_acs": 28096, "total_submitted": 44811, "total_column_articles": 395, "frontend_question_id": "816", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 833, "question__title": "Bus Routes", "question__title_slug": "bus-routes", "question__hide": false, "total_acs": 39044, "total_submitted": 87899, "total_column_articles": 421, "frontend_question_id": "815", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 832, "question__title": "Binary Tree Pruning", "question__title_slug": "binary-tree-pruning", "question__hide": false, "total_acs": 61513, "total_submitted": 84808, "total_column_articles": 813, "frontend_question_id": "814", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 831, "question__title": "Largest Sum of Averages", "question__title_slug": "largest-sum-of-averages", "question__hide": false, "total_acs": 29090, "total_submitted": 47034, "total_column_articles": 274, "frontend_question_id": "813", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 830, "question__title": "Largest Triangle Area", "question__title_slug": "largest-triangle-area", "question__hide": false, "total_acs": 38116, "total_submitted": 55990, "total_column_articles": 332, "frontend_question_id": "812", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 829, "question__title": "Subdomain Visit Count", "question__title_slug": "subdomain-visit-count", "question__hide": false, "total_acs": 45022, "total_submitted": 58668, "total_column_articles": 570, "frontend_question_id": "811", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 828, "question__title": "Chalkboard XOR Game", "question__title_slug": "chalkboard-xor-game", "question__hide": false, "total_acs": 19400, "total_submitted": 26754, "total_column_articles": 156, "frontend_question_id": "810", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 827, "question__title": "Expressive Words", "question__title_slug": "expressive-words", "question__hide": false, "total_acs": 26209, "total_submitted": 53570, "total_column_articles": 374, "frontend_question_id": "809", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 826, "question__title": "Soup Servings", "question__title_slug": "soup-servings", "question__hide": false, "total_acs": 22941, "total_submitted": 39236, "total_column_articles": 172, "frontend_question_id": "808", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 825, "question__title": "Max Increase to Keep City Skyline", "question__title_slug": "max-increase-to-keep-city-skyline", "question__hide": false, "total_acs": 56016, "total_submitted": 63689, "total_column_articles": 776, "frontend_question_id": "807", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 824, "question__title": "Number of Lines To Write String", "question__title_slug": "number-of-lines-to-write-string", "question__hide": false, "total_acs": 54428, "total_submitted": 79469, "total_column_articles": 656, "frontend_question_id": "806", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 823, "question__title": "Split Array With Same Average", "question__title_slug": "split-array-with-same-average", "question__hide": false, "total_acs": 22521, "total_submitted": 52706, "total_column_articles": 193, "frontend_question_id": "805", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 822, "question__title": "Unique Morse Code Words", "question__title_slug": "unique-morse-code-words", "question__hide": false, "total_acs": 81520, "total_submitted": 99239, "total_column_articles": 861, "frontend_question_id": "804", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 821, "question__title": "Bricks Falling When Hit", "question__title_slug": "bricks-falling-when-hit", "question__hide": false, "total_acs": 15057, "total_submitted": 32160, "total_column_articles": 157, "frontend_question_id": "803", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 820, "question__title": "Find Eventual Safe States", "question__title_slug": "find-eventual-safe-states", "question__hide": false, "total_acs": 47488, "total_submitted": 80276, "total_column_articles": 479, "frontend_question_id": "802", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 819, "question__title": "Minimum Swaps To Make Sequences Increasing", "question__title_slug": "minimum-swaps-to-make-sequences-increasing", "question__hide": false, "total_acs": 31586, "total_submitted": 62343, "total_column_articles": 320, "frontend_question_id": "801", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 818, "question__title": "Similar RGB Color", "question__title_slug": "similar-rgb-color", "question__hide": false, "total_acs": 2527, "total_submitted": 3582, "total_column_articles": 57, "frontend_question_id": "800", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 817, "question__title": "Design HashMap", "question__title_slug": "design-hashmap", "question__hide": false, "total_acs": 101329, "total_submitted": 159154, "total_column_articles": 616, "frontend_question_id": "706", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 816, "question__title": "Design HashSet", "question__title_slug": "design-hashset", "question__hide": false, "total_acs": 109089, "total_submitted": 171979, "total_column_articles": 634, "frontend_question_id": "705", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 815, "question__title": "Champagne Tower", "question__title_slug": "champagne-tower", "question__hide": false, "total_acs": 29915, "total_submitted": 56226, "total_column_articles": 315, "frontend_question_id": "799", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 814, "question__title": "Smallest Rotation with Highest Score", "question__title_slug": "smallest-rotation-with-highest-score", "question__hide": false, "total_acs": 21687, "total_submitted": 35195, "total_column_articles": 231, "frontend_question_id": "798", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 813, "question__title": "All Paths From Source to Target", "question__title_slug": "all-paths-from-source-to-target", "question__hide": false, "total_acs": 118527, "total_submitted": 150500, "total_column_articles": 1932, "frontend_question_id": "797", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 812, "question__title": "Rotate String", "question__title_slug": "rotate-string", "question__hide": false, "total_acs": 84115, "total_submitted": 132686, "total_column_articles": 926, "frontend_question_id": "796", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 811, "question__title": "Number of Subarrays with Bounded Maximum", "question__title_slug": "number-of-subarrays-with-bounded-maximum", "question__hide": false, "total_acs": 37135, "total_submitted": 64256, "total_column_articles": 359, "frontend_question_id": "795", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 810, "question__title": "Valid Tic-Tac-Toe State", "question__title_slug": "valid-tic-tac-toe-state", "question__hide": false, "total_acs": 31939, "total_submitted": 82911, "total_column_articles": 507, "frontend_question_id": "794", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 809, "question__title": "Preimage Size of Factorial Zeroes Function", "question__title_slug": "preimage-size-of-factorial-zeroes-function", "question__hide": false, "total_acs": 28506, "total_submitted": 58744, "total_column_articles": 292, "frontend_question_id": "793", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 808, "question__title": "Number of Matching Subsequences", "question__title_slug": "number-of-matching-subsequences", "question__hide": false, "total_acs": 42288, "total_submitted": 83107, "total_column_articles": 454, "frontend_question_id": "792", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 807, "question__title": "Custom Sort String", "question__title_slug": "custom-sort-string", "question__hide": false, "total_acs": 42760, "total_submitted": 57643, "total_column_articles": 608, "frontend_question_id": "791", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 806, "question__title": "Domino and Tromino Tiling", "question__title_slug": "domino-and-tromino-tiling", "question__hide": false, "total_acs": 30715, "total_submitted": 57017, "total_column_articles": 305, "frontend_question_id": "790", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 805, "question__title": "Escape The Ghosts", "question__title_slug": "escape-the-ghosts", "question__hide": false, "total_acs": 23878, "total_submitted": 34852, "total_column_articles": 334, "frontend_question_id": "789", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 804, "question__title": "Rotated Digits", "question__title_slug": "rotated-digits", "question__hide": false, "total_acs": 46405, "total_submitted": 70012, "total_column_articles": 523, "frontend_question_id": "788", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 803, "question__title": "Cheapest Flights Within K Stops", "question__title_slug": "cheapest-flights-within-k-stops", "question__hide": false, "total_acs": 71194, "total_submitted": 178975, "total_column_articles": 689, "frontend_question_id": "787", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 802, "question__title": "K-th Smallest Prime Fraction", "question__title_slug": "k-th-smallest-prime-fraction", "question__hide": false, "total_acs": 33783, "total_submitted": 50084, "total_column_articles": 321, "frontend_question_id": "786", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 801, "question__title": "Is Graph Bipartite?", "question__title_slug": "is-graph-bipartite", "question__hide": false, "total_acs": 84385, "total_submitted": 153539, "total_column_articles": 1504, "frontend_question_id": "785", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 800, "question__title": "Letter Case Permutation", "question__title_slug": "letter-case-permutation", "question__hide": false, "total_acs": 110747, "total_submitted": 152419, "total_column_articles": 1202, "frontend_question_id": "784", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 799, "question__title": "Minimum Distance Between BST Nodes", "question__title_slug": "minimum-distance-between-bst-nodes", "question__hide": false, "total_acs": 88728, "total_submitted": 147492, "total_column_articles": 849, "frontend_question_id": "783", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 798, "question__title": "Transform to Chessboard", "question__title_slug": "transform-to-chessboard", "question__hide": false, "total_acs": 14330, "total_submitted": 24144, "total_column_articles": 149, "frontend_question_id": "782", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 797, "question__title": "Rabbits in Forest", "question__title_slug": "rabbits-in-forest", "question__hide": false, "total_acs": 57237, "total_submitted": 97709, "total_column_articles": 808, "frontend_question_id": "781", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 796, "question__title": "Reaching Points", "question__title_slug": "reaching-points", "question__hide": false, "total_acs": 26981, "total_submitted": 71702, "total_column_articles": 267, "frontend_question_id": "780", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 795, "question__title": "K-th Symbol in Grammar", "question__title_slug": "k-th-symbol-in-grammar", "question__hide": false, "total_acs": 52459, "total_submitted": 105368, "total_column_articles": 761, "frontend_question_id": "779", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 794, "question__title": "Swim in Rising Water", "question__title_slug": "swim-in-rising-water", "question__hide": false, "total_acs": 34599, "total_submitted": 58611, "total_column_articles": 451, "frontend_question_id": "778", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 793, "question__title": "Swap Adjacent in LR String", "question__title_slug": "swap-adjacent-in-lr-string", "question__hide": false, "total_acs": 28773, "total_submitted": 74799, "total_column_articles": 306, "frontend_question_id": "777", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 792, "question__title": "Binary Search", "question__title_slug": "binary-search", "question__hide": false, "total_acs": 1122223, "total_submitted": 2045323, "total_column_articles": 5329, "frontend_question_id": "704", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 791, "question__title": "Split BST", "question__title_slug": "split-bst", "question__hide": false, "total_acs": 2830, "total_submitted": 4693, "total_column_articles": 56, "frontend_question_id": "776", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 790, "question__title": "Global and Local Inversions", "question__title_slug": "global-and-local-inversions", "question__hide": false, "total_acs": 33483, "total_submitted": 67741, "total_column_articles": 425, "frontend_question_id": "775", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 789, "question__title": "Kth Largest Element in a Stream", "question__title_slug": "kth-largest-element-in-a-stream", "question__hide": false, "total_acs": 95018, "total_submitted": 180829, "total_column_articles": 834, "frontend_question_id": "703", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 788, "question__title": "Minimize Max Distance to Gas Station", "question__title_slug": "minimize-max-distance-to-gas-station", "question__hide": false, "total_acs": 2415, "total_submitted": 3785, "total_column_articles": 39, "frontend_question_id": "774", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 787, "question__title": "Sliding Puzzle", "question__title_slug": "sliding-puzzle", "question__hide": false, "total_acs": 36762, "total_submitted": 52499, "total_column_articles": 525, "frontend_question_id": "773", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 786, "question__title": "Search in a Sorted Array of Unknown Size", "question__title_slug": "search-in-a-sorted-array-of-unknown-size", "question__hide": false, "total_acs": 8598, "total_submitted": 11482, "total_column_articles": 123, "frontend_question_id": "702", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 785, "question__title": "Basic Calculator III", "question__title_slug": "basic-calculator-iii", "question__hide": false, "total_acs": 14421, "total_submitted": 27093, "total_column_articles": 213, "frontend_question_id": "772", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 784, "question__title": "Insert into a Binary Search Tree", "question__title_slug": "insert-into-a-binary-search-tree", "question__hide": false, "total_acs": 217071, "total_submitted": 307929, "total_column_articles": 1437, "frontend_question_id": "701", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 783, "question__title": "Search in a Binary Search Tree", "question__title_slug": "search-in-a-binary-search-tree", "question__hide": false, "total_acs": 292889, "total_submitted": 376264, "total_column_articles": 1986, "frontend_question_id": "700", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 782, "question__title": "Jewels and Stones", "question__title_slug": "jewels-and-stones", "question__hide": false, "total_acs": 213566, "total_submitted": 249442, "total_column_articles": 1600, "frontend_question_id": "771", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 781, "question__title": "Basic Calculator IV", "question__title_slug": "basic-calculator-iv", "question__hide": false, "total_acs": 2070, "total_submitted": 3661, "total_column_articles": 42, "frontend_question_id": "770", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 780, "question__title": "Max Chunks To Make Sorted", "question__title_slug": "max-chunks-to-make-sorted", "question__hide": false, "total_acs": 56189, "total_submitted": 94938, "total_column_articles": 761, "frontend_question_id": "769", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 779, "question__title": "Max Chunks To Make Sorted II", "question__title_slug": "max-chunks-to-make-sorted-ii", "question__hide": false, "total_acs": 33403, "total_submitted": 56868, "total_column_articles": 394, "frontend_question_id": "768", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 778, "question__title": "Reorganize String", "question__title_slug": "reorganize-string", "question__hide": false, "total_acs": 54130, "total_submitted": 111418, "total_column_articles": 631, "frontend_question_id": "767", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 777, "question__title": "Toeplitz Matrix", "question__title_slug": "toeplitz-matrix", "question__hide": false, "total_acs": 70783, "total_submitted": 101207, "total_column_articles": 787, "frontend_question_id": "766", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 776, "question__title": "N-ary Tree Postorder Traversal", "question__title_slug": "n-ary-tree-postorder-traversal", "question__hide": false, "total_acs": 136289, "total_submitted": 173019, "total_column_articles": 936, "frontend_question_id": "590", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 775, "question__title": "N-ary Tree Preorder Traversal", "question__title_slug": "n-ary-tree-preorder-traversal", "question__hide": false, "total_acs": 195116, "total_submitted": 259729, "total_column_articles": 1169, "frontend_question_id": "589", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 774, "question__title": "Maximum Depth of N-ary Tree", "question__title_slug": "maximum-depth-of-n-ary-tree", "question__hide": false, "total_acs": 156923, "total_submitted": 209185, "total_column_articles": 1114, "frontend_question_id": "559", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 773, "question__title": "Logical OR of Two Binary Grids Represented as Quad-Trees", "question__title_slug": "logical-or-of-two-binary-grids-represented-as-quad-trees", "question__hide": false, "total_acs": 18473, "total_submitted": 29445, "total_column_articles": 164, "frontend_question_id": "558", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 772, "question__title": "Construct Quad Tree", "question__title_slug": "construct-quad-tree", "question__hide": false, "total_acs": 28745, "total_submitted": 40234, "total_column_articles": 358, "frontend_question_id": "427", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 771, "question__title": "Encode N-ary Tree to Binary Tree", "question__title_slug": "encode-n-ary-tree-to-binary-tree", "question__hide": false, "total_acs": 2276, "total_submitted": 3019, "total_column_articles": 51, "frontend_question_id": "431", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 770, "question__title": "Couples Holding Hands", "question__title_slug": "couples-holding-hands", "question__hide": false, "total_acs": 51826, "total_submitted": 77066, "total_column_articles": 686, "frontend_question_id": "765", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 769, "question__title": "Largest Plus Sign", "question__title_slug": "largest-plus-sign", "question__hide": false, "total_acs": 30004, "total_submitted": 55308, "total_column_articles": 348, "frontend_question_id": "764", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 768, "question__title": "Partition Labels", "question__title_slug": "partition-labels", "question__hide": false, "total_acs": 195041, "total_submitted": 254152, "total_column_articles": 1728, "frontend_question_id": "763", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 767, "question__title": "Prime Number of Set Bits in Binary Representation", "question__title_slug": "prime-number-of-set-bits-in-binary-representation", "question__hide": false, "total_acs": 58322, "total_submitted": 77515, "total_column_articles": 501, "frontend_question_id": "762", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 766, "question__title": "Flatten a Multilevel Doubly Linked List", "question__title_slug": "flatten-a-multilevel-doubly-linked-list", "question__hide": false, "total_acs": 65104, "total_submitted": 109415, "total_column_articles": 914, "frontend_question_id": "430", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 765, "question__title": "Serialize and Deserialize N-ary Tree", "question__title_slug": "serialize-and-deserialize-n-ary-tree", "question__hide": false, "total_acs": 5615, "total_submitted": 8090, "total_column_articles": 86, "frontend_question_id": "428", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 764, "question__title": "N-ary Tree Level Order Traversal", "question__title_slug": "n-ary-tree-level-order-traversal", "question__hide": false, "total_acs": 171342, "total_submitted": 234719, "total_column_articles": 1227, "frontend_question_id": "429", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 763, "question__title": "Special Binary String", "question__title_slug": "special-binary-string", "question__hide": false, "total_acs": 17211, "total_submitted": 22933, "total_column_articles": 152, "frontend_question_id": "761", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 762, "question__title": "Find Anagram Mappings", "question__title_slug": "find-anagram-mappings", "question__hide": false, "total_acs": 7398, "total_submitted": 8748, "total_column_articles": 139, "frontend_question_id": "760", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 761, "question__title": "Employee Free Time", "question__title_slug": "employee-free-time", "question__hide": false, "total_acs": 4593, "total_submitted": 6516, "total_column_articles": 81, "frontend_question_id": "759", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 760, "question__title": "Bold Words in String", "question__title_slug": "bold-words-in-string", "question__hide": false, "total_acs": 4500, "total_submitted": 9289, "total_column_articles": 85, "frontend_question_id": "758", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 759, "question__title": "Set Intersection Size At Least Two", "question__title_slug": "set-intersection-size-at-least-two", "question__hide": false, "total_acs": 18724, "total_submitted": 33441, "total_column_articles": 200, "frontend_question_id": "757", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 758, "question__title": "Convert Binary Search Tree to Sorted Doubly Linked List", "question__title_slug": "convert-binary-search-tree-to-sorted-doubly-linked-list", "question__hide": false, "total_acs": 14357, "total_submitted": 21075, "total_column_articles": 195, "frontend_question_id": "426", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 757, "question__title": "Pyramid Transition Matrix", "question__title_slug": "pyramid-transition-matrix", "question__hide": false, "total_acs": 7262, "total_submitted": 14129, "total_column_articles": 109, "frontend_question_id": "756", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 756, "question__title": "Pour Water", "question__title_slug": "pour-water", "question__hide": false, "total_acs": 2063, "total_submitted": 4249, "total_column_articles": 44, "frontend_question_id": "755", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 755, "question__title": "Reach a Number", "question__title_slug": "reach-a-number", "question__hide": false, "total_acs": 37534, "total_submitted": 73006, "total_column_articles": 408, "frontend_question_id": "754", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 754, "question__title": "Cracking the Safe", "question__title_slug": "cracking-the-safe", "question__hide": false, "total_acs": 17172, "total_submitted": 22976, "total_column_articles": 153, "frontend_question_id": "753", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 753, "question__title": "Open the Lock", "question__title_slug": "open-the-lock", "question__hide": false, "total_acs": 125954, "total_submitted": 238989, "total_column_articles": 1250, "frontend_question_id": "752", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 752, "question__title": "IP to CIDR", "question__title_slug": "ip-to-cidr", "question__hide": false, "total_acs": 2019, "total_submitted": 4196, "total_column_articles": 40, "frontend_question_id": "751", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 751, "question__title": "Number Of Corner Rectangles", "question__title_slug": "number-of-corner-rectangles", "question__hide": false, "total_acs": 3488, "total_submitted": 4758, "total_column_articles": 62, "frontend_question_id": "750", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 750, "question__title": "Contain Virus", "question__title_slug": "contain-virus", "question__hide": false, "total_acs": 14024, "total_submitted": 20360, "total_column_articles": 142, "frontend_question_id": "749", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 749, "question__title": "Shortest Completing Word", "question__title_slug": "shortest-completing-word", "question__hide": false, "total_acs": 48956, "total_submitted": 73620, "total_column_articles": 583, "frontend_question_id": "748", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 748, "question__title": "Largest Number At Least Twice of Others", "question__title_slug": "largest-number-at-least-twice-of-others", "question__hide": false, "total_acs": 97257, "total_submitted": 209145, "total_column_articles": 968, "frontend_question_id": "747", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 747, "question__title": "Min Cost Climbing Stairs", "question__title_slug": "min-cost-climbing-stairs", "question__hide": false, "total_acs": 369068, "total_submitted": 564517, "total_column_articles": 2595, "frontend_question_id": "746", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 746, "question__title": "Prefix and Suffix Search", "question__title_slug": "prefix-and-suffix-search", "question__hide": false, "total_acs": 25484, "total_submitted": 58155, "total_column_articles": 258, "frontend_question_id": "745", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 745, "question__title": "Find Smallest Letter Greater Than Target", "question__title_slug": "find-smallest-letter-greater-than-target", "question__hide": false, "total_acs": 119473, "total_submitted": 245160, "total_column_articles": 1019, "frontend_question_id": "744", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 744, "question__title": "Network Delay Time", "question__title_slug": "network-delay-time", "question__hide": false, "total_acs": 118388, "total_submitted": 212014, "total_column_articles": 926, "frontend_question_id": "743", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 743, "question__title": "Closest Leaf in a Binary Tree", "question__title_slug": "closest-leaf-in-a-binary-tree", "question__hide": false, "total_acs": 2779, "total_submitted": 5651, "total_column_articles": 81, "frontend_question_id": "742", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 742, "question__title": "To Lower Case", "question__title_slug": "to-lower-case", "question__hide": false, "total_acs": 134487, "total_submitted": 175939, "total_column_articles": 964, "frontend_question_id": "709", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 741, "question__title": "Cherry Pickup", "question__title_slug": "cherry-pickup", "question__hide": false, "total_acs": 20330, "total_submitted": 40193, "total_column_articles": 148, "frontend_question_id": "741", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 740, "question__title": "Delete and Earn", "question__title_slug": "delete-and-earn", "question__hide": false, "total_acs": 108601, "total_submitted": 177131, "total_column_articles": 1061, "frontend_question_id": "740", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 739, "question__title": "Daily Temperatures", "question__title_slug": "daily-temperatures", "question__hide": false, "total_acs": 489421, "total_submitted": 711863, "total_column_articles": 2886, "frontend_question_id": "739", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 738, "question__title": "Monotone Increasing Digits", "question__title_slug": "monotone-increasing-digits", "question__hide": false, "total_acs": 105239, "total_submitted": 208245, "total_column_articles": 997, "frontend_question_id": "738", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 737, "question__title": "Sentence Similarity II", "question__title_slug": "sentence-similarity-ii", "question__hide": false, "total_acs": 6417, "total_submitted": 13170, "total_column_articles": 112, "frontend_question_id": "737", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 736, "question__title": "Parse Lisp Expression", "question__title_slug": "parse-lisp-expression", "question__hide": false, "total_acs": 13696, "total_submitted": 20690, "total_column_articles": 159, "frontend_question_id": "736", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 735, "question__title": "Asteroid Collision", "question__title_slug": "asteroid-collision", "question__hide": false, "total_acs": 85712, "total_submitted": 201772, "total_column_articles": 900, "frontend_question_id": "735", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 734, "question__title": "Sentence Similarity", "question__title_slug": "sentence-similarity", "question__hide": false, "total_acs": 4850, "total_submitted": 10363, "total_column_articles": 86, "frontend_question_id": "734", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 733, "question__title": "Flood Fill", "question__title_slug": "flood-fill", "question__hide": false, "total_acs": 164751, "total_submitted": 280191, "total_column_articles": 1318, "frontend_question_id": "733", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 732, "question__title": "My Calendar III", "question__title_slug": "my-calendar-iii", "question__hide": false, "total_acs": 25919, "total_submitted": 36574, "total_column_articles": 248, "frontend_question_id": "732", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 731, "question__title": "My Calendar II", "question__title_slug": "my-calendar-ii", "question__hide": false, "total_acs": 29264, "total_submitted": 46682, "total_column_articles": 243, "frontend_question_id": "731", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 730, "question__title": "Count Different Palindromic Subsequences", "question__title_slug": "count-different-palindromic-subsequences", "question__hide": false, "total_acs": 18464, "total_submitted": 29408, "total_column_articles": 130, "frontend_question_id": "730", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 729, "question__title": "My Calendar I", "question__title_slug": "my-calendar-i", "question__hide": false, "total_acs": 54090, "total_submitted": 92823, "total_column_articles": 454, "frontend_question_id": "729", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 728, "question__title": "Self Dividing Numbers", "question__title_slug": "self-dividing-numbers", "question__hide": false, "total_acs": 82369, "total_submitted": 107718, "total_column_articles": 780, "frontend_question_id": "728", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 727, "question__title": "Minimum Window Subsequence", "question__title_slug": "minimum-window-subsequence", "question__hide": false, "total_acs": 6124, "total_submitted": 14370, "total_column_articles": 82, "frontend_question_id": "727", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 726, "question__title": "Number of Atoms", "question__title_slug": "number-of-atoms", "question__hide": false, "total_acs": 27886, "total_submitted": 50513, "total_column_articles": 483, "frontend_question_id": "726", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 725, "question__title": "Split Linked List in Parts", "question__title_slug": "split-linked-list-in-parts", "question__hide": false, "total_acs": 62911, "total_submitted": 103847, "total_column_articles": 762, "frontend_question_id": "725", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 724, "question__title": "Find Pivot Index", "question__title_slug": "find-pivot-index", "question__hide": false, "total_acs": 330451, "total_submitted": 632022, "total_column_articles": 1681, "frontend_question_id": "724", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 723, "question__title": "Candy Crush", "question__title_slug": "candy-crush", "question__hide": false, "total_acs": 3051, "total_submitted": 4128, "total_column_articles": 72, "frontend_question_id": "723", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 722, "question__title": "Remove Comments", "question__title_slug": "remove-comments", "question__hide": false, "total_acs": 23707, "total_submitted": 55929, "total_column_articles": 241, "frontend_question_id": "722", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 721, "question__title": "Accounts Merge", "question__title_slug": "accounts-merge", "question__hide": false, "total_acs": 41148, "total_submitted": 84953, "total_column_articles": 452, "frontend_question_id": "721", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 720, "question__title": "Longest Word in Dictionary", "question__title_slug": "longest-word-in-dictionary", "question__hide": false, "total_acs": 68037, "total_submitted": 130995, "total_column_articles": 723, "frontend_question_id": "720", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 719, "question__title": "Find K-th Smallest Pair Distance", "question__title_slug": "find-k-th-smallest-pair-distance", "question__hide": false, "total_acs": 35602, "total_submitted": 75916, "total_column_articles": 287, "frontend_question_id": "719", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 718, "question__title": "Maximum Length of Repeated Subarray", "question__title_slug": "maximum-length-of-repeated-subarray", "question__hide": false, "total_acs": 217745, "total_submitted": 383782, "total_column_articles": 1117, "frontend_question_id": "718", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 717, "question__title": "1-bit and 2-bit Characters", "question__title_slug": "1-bit-and-2-bit-characters", "question__hide": false, "total_acs": 70951, "total_submitted": 128316, "total_column_articles": 849, "frontend_question_id": "717", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 716, "question__title": "Max Stack", "question__title_slug": "max-stack", "question__hide": false, "total_acs": 7389, "total_submitted": 16929, "total_column_articles": 112, "frontend_question_id": "716", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 715, "question__title": "Range Module", "question__title_slug": "range-module", "question__hide": false, "total_acs": 28378, "total_submitted": 51003, "total_column_articles": 251, "frontend_question_id": "715", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 714, "question__title": "Best Time to Buy and Sell Stock with Transaction Fee", "question__title_slug": "best-time-to-buy-and-sell-stock-with-transaction-fee", "question__hide": false, "total_acs": 253283, "total_submitted": 332809, "total_column_articles": 1409, "frontend_question_id": "714", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 713, "question__title": "Subarray Product Less Than K", "question__title_slug": "subarray-product-less-than-k", "question__hide": false, "total_acs": 109093, "total_submitted": 218083, "total_column_articles": 920, "frontend_question_id": "713", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 712, "question__title": "Minimum ASCII Delete Sum for Two Strings", "question__title_slug": "minimum-ascii-delete-sum-for-two-strings", "question__hide": false, "total_acs": 38232, "total_submitted": 54784, "total_column_articles": 364, "frontend_question_id": "712", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 711, "question__title": "Number of Distinct Islands II", "question__title_slug": "number-of-distinct-islands-ii", "question__hide": false, "total_acs": 1533, "total_submitted": 2702, "total_column_articles": 48, "frontend_question_id": "711", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 699, "question__title": "Falling Squares", "question__title_slug": "falling-squares", "question__hide": false, "total_acs": 23517, "total_submitted": 43028, "total_column_articles": 245, "frontend_question_id": "699", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 698, "question__title": "Partition to K Equal Sum Subsets", "question__title_slug": "partition-to-k-equal-sum-subsets", "question__hide": false, "total_acs": 109807, "total_submitted": 262139, "total_column_articles": 1445, "frontend_question_id": "698", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 697, "question__title": "Degree of an Array", "question__title_slug": "degree-of-an-array", "question__hide": false, "total_acs": 96553, "total_submitted": 163166, "total_column_articles": 1182, "frontend_question_id": "697", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 696, "question__title": "Count Binary Substrings", "question__title_slug": "count-binary-substrings", "question__hide": false, "total_acs": 74150, "total_submitted": 116528, "total_column_articles": 646, "frontend_question_id": "696", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 695, "question__title": "Max Area of Island", "question__title_slug": "max-area-of-island", "question__hide": false, "total_acs": 307009, "total_submitted": 451020, "total_column_articles": 2622, "frontend_question_id": "695", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 694, "question__title": "Number of Distinct Islands", "question__title_slug": "number-of-distinct-islands", "question__hide": false, "total_acs": 11573, "total_submitted": 19983, "total_column_articles": 185, "frontend_question_id": "694", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 693, "question__title": "Binary Number with Alternating Bits", "question__title_slug": "binary-number-with-alternating-bits", "question__hide": false, "total_acs": 80733, "total_submitted": 123879, "total_column_articles": 858, "frontend_question_id": "693", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 692, "question__title": "Top K Frequent Words", "question__title_slug": "top-k-frequent-words", "question__hide": false, "total_acs": 112408, "total_submitted": 200150, "total_column_articles": 1099, "frontend_question_id": "692", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 691, "question__title": "Stickers to Spell Word", "question__title_slug": "stickers-to-spell-word", "question__hide": false, "total_acs": 25610, "total_submitted": 43845, "total_column_articles": 212, "frontend_question_id": "691", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 690, "question__title": "Employee Importance", "question__title_slug": "employee-importance", "question__hide": false, "total_acs": 67256, "total_submitted": 102053, "total_column_articles": 677, "frontend_question_id": "690", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 689, "question__title": "Maximum Sum of 3 Non-Overlapping Subarrays", "question__title_slug": "maximum-sum-of-3-non-overlapping-subarrays", "question__hide": false, "total_acs": 32198, "total_submitted": 54992, "total_column_articles": 351, "frontend_question_id": "689", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 688, "question__title": "Knight Probability in Chessboard", "question__title_slug": "knight-probability-in-chessboard", "question__hide": false, "total_acs": 37027, "total_submitted": 63686, "total_column_articles": 397, "frontend_question_id": "688", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 687, "question__title": "Longest Univalue Path", "question__title_slug": "longest-univalue-path", "question__hide": false, "total_acs": 85294, "total_submitted": 178184, "total_column_articles": 682, "frontend_question_id": "687", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 686, "question__title": "Repeated String Match", "question__title_slug": "repeated-string-match", "question__hide": false, "total_acs": 52315, "total_submitted": 131743, "total_column_articles": 655, "frontend_question_id": "686", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 685, "question__title": "Redundant Connection II", "question__title_slug": "redundant-connection-ii", "question__hide": false, "total_acs": 32232, "total_submitted": 76493, "total_column_articles": 383, "frontend_question_id": "685", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 684, "question__title": "Redundant Connection", "question__title_slug": "redundant-connection", "question__hide": false, "total_acs": 106422, "total_submitted": 157594, "total_column_articles": 975, "frontend_question_id": "684", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 683, "question__title": "K Empty Slots", "question__title_slug": "k-empty-slots", "question__hide": false, "total_acs": 4335, "total_submitted": 9292, "total_column_articles": 76, "frontend_question_id": "683", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 682, "question__title": "Baseball Game", "question__title_slug": "baseball-game", "question__hide": false, "total_acs": 100299, "total_submitted": 141242, "total_column_articles": 1048, "frontend_question_id": "682", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 681, "question__title": "Next Closest Time", "question__title_slug": "next-closest-time", "question__hide": false, "total_acs": 4515, "total_submitted": 9055, "total_column_articles": 97, "frontend_question_id": "681", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 680, "question__title": "Valid Palindrome II", "question__title_slug": "valid-palindrome-ii", "question__hide": false, "total_acs": 142721, "total_submitted": 355897, "total_column_articles": 1234, "frontend_question_id": "680", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 679, "question__title": "24 Game", "question__title_slug": "24-game", "question__hide": false, "total_acs": 41872, "total_submitted": 77882, "total_column_articles": 367, "frontend_question_id": "679", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 678, "question__title": "Valid Parenthesis String", "question__title_slug": "valid-parenthesis-string", "question__hide": false, "total_acs": 71396, "total_submitted": 181713, "total_column_articles": 690, "frontend_question_id": "678", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 677, "question__title": "Map Sum Pairs", "question__title_slug": "map-sum-pairs", "question__hide": false, "total_acs": 50157, "total_submitted": 76484, "total_column_articles": 717, "frontend_question_id": "677", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 676, "question__title": "Implement Magic Dictionary", "question__title_slug": "implement-magic-dictionary", "question__hide": false, "total_acs": 40676, "total_submitted": 62321, "total_column_articles": 477, "frontend_question_id": "676", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 675, "question__title": "Cut Off Trees for Golf Event", "question__title_slug": "cut-off-trees-for-golf-event", "question__hide": false, "total_acs": 22222, "total_submitted": 42678, "total_column_articles": 219, "frontend_question_id": "675", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 674, "question__title": "Longest Continuous Increasing Subsequence", "question__title_slug": "longest-continuous-increasing-subsequence", "question__hide": false, "total_acs": 220393, "total_submitted": 390950, "total_column_articles": 1382, "frontend_question_id": "674", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 673, "question__title": "Number of Longest Increasing Subsequence", "question__title_slug": "number-of-longest-increasing-subsequence", "question__hide": false, "total_acs": 95047, "total_submitted": 212016, "total_column_articles": 684, "frontend_question_id": "673", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 672, "question__title": "Bulb Switcher II", "question__title_slug": "bulb-switcher-ii", "question__hide": false, "total_acs": 27123, "total_submitted": 44645, "total_column_articles": 264, "frontend_question_id": "672", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 671, "question__title": "Second Minimum Node In a Binary Tree", "question__title_slug": "second-minimum-node-in-a-binary-tree", "question__hide": false, "total_acs": 72642, "total_submitted": 151565, "total_column_articles": 880, "frontend_question_id": "671", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 670, "question__title": "Maximum Swap", "question__title_slug": "maximum-swap", "question__hide": false, "total_acs": 69774, "total_submitted": 145371, "total_column_articles": 949, "frontend_question_id": "670", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 669, "question__title": "Trim a Binary Search Tree", "question__title_slug": "trim-a-binary-search-tree", "question__hide": false, "total_acs": 143873, "total_submitted": 214078, "total_column_articles": 995, "frontend_question_id": "669", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 668, "question__title": "Kth Smallest Number in Multiplication Table", "question__title_slug": "kth-smallest-number-in-multiplication-table", "question__hide": false, "total_acs": 31167, "total_submitted": 53236, "total_column_articles": 281, "frontend_question_id": "668", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 667, "question__title": "Beautiful Arrangement II", "question__title_slug": "beautiful-arrangement-ii", "question__hide": false, "total_acs": 36553, "total_submitted": 54709, "total_column_articles": 519, "frontend_question_id": "667", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 666, "question__title": "Path Sum IV", "question__title_slug": "path-sum-iv", "question__hide": false, "total_acs": 3827, "total_submitted": 6113, "total_column_articles": 112, "frontend_question_id": "666", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 665, "question__title": "Non-decreasing Array", "question__title_slug": "non-decreasing-array", "question__hide": false, "total_acs": 104828, "total_submitted": 377142, "total_column_articles": 1231, "frontend_question_id": "665", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 664, "question__title": "Strange Printer", "question__title_slug": "strange-printer", "question__hide": false, "total_acs": 28338, "total_submitted": 43406, "total_column_articles": 244, "frontend_question_id": "664", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 663, "question__title": "Equal Tree Partition", "question__title_slug": "equal-tree-partition", "question__hide": false, "total_acs": 2994, "total_submitted": 6523, "total_column_articles": 58, "frontend_question_id": "663", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 662, "question__title": "Maximum Width of Binary Tree", "question__title_slug": "maximum-width-of-binary-tree", "question__hide": false, "total_acs": 99983, "total_submitted": 228984, "total_column_articles": 868, "frontend_question_id": "662", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 661, "question__title": "Image Smoother", "question__title_slug": "image-smoother", "question__hide": false, "total_acs": 56557, "total_submitted": 88168, "total_column_articles": 587, "frontend_question_id": "661", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 660, "question__title": "Remove 9", "question__title_slug": "remove-9", "question__hide": false, "total_acs": 1463, "total_submitted": 2259, "total_column_articles": 40, "frontend_question_id": "660", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 659, "question__title": "Split Array into Consecutive Subsequences", "question__title_slug": "split-array-into-consecutive-subsequences", "question__hide": false, "total_acs": 38037, "total_submitted": 69216, "total_column_articles": 406, "frontend_question_id": "659", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 658, "question__title": "Find K Closest Elements", "question__title_slug": "find-k-closest-elements", "question__hide": false, "total_acs": 94545, "total_submitted": 197498, "total_column_articles": 845, "frontend_question_id": "658", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 657, "question__title": "Robot Return to Origin", "question__title_slug": "robot-return-to-origin", "question__hide": false, "total_acs": 112360, "total_submitted": 142019, "total_column_articles": 872, "frontend_question_id": "657", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 656, "question__title": "Coin Path", "question__title_slug": "coin-path", "question__hide": false, "total_acs": 1553, "total_submitted": 4557, "total_column_articles": 36, "frontend_question_id": "656", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 655, "question__title": "Print Binary Tree", "question__title_slug": "print-binary-tree", "question__hide": false, "total_acs": 36963, "total_submitted": 53016, "total_column_articles": 515, "frontend_question_id": "655", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 654, "question__title": "Maximum Binary Tree", "question__title_slug": "maximum-binary-tree", "question__hide": false, "total_acs": 226060, "total_submitted": 275268, "total_column_articles": 1707, "frontend_question_id": "654", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 653, "question__title": "Two Sum IV - Input is a BST", "question__title_slug": "two-sum-iv-input-is-a-bst", "question__hide": false, "total_acs": 117445, "total_submitted": 184824, "total_column_articles": 1005, "frontend_question_id": "653", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 652, "question__title": "Find Duplicate Subtrees", "question__title_slug": "find-duplicate-subtrees", "question__hide": false, "total_acs": 100403, "total_submitted": 163666, "total_column_articles": 654, "frontend_question_id": "652", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 651, "question__title": "4 Keys Keyboard", "question__title_slug": "4-keys-keyboard", "question__hide": false, "total_acs": 7564, "total_submitted": 12491, "total_column_articles": 107, "frontend_question_id": "651", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 650, "question__title": "2 Keys Keyboard", "question__title_slug": "2-keys-keyboard", "question__hide": false, "total_acs": 68323, "total_submitted": 118236, "total_column_articles": 795, "frontend_question_id": "650", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 649, "question__title": "Dota2 Senate", "question__title_slug": "dota2-senate", "question__hide": false, "total_acs": 48709, "total_submitted": 100230, "total_column_articles": 463, "frontend_question_id": "649", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 648, "question__title": "Replace Words", "question__title_slug": "replace-words", "question__hide": false, "total_acs": 76573, "total_submitted": 120449, "total_column_articles": 868, "frontend_question_id": "648", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 647, "question__title": "Palindromic Substrings", "question__title_slug": "palindromic-substrings", "question__hide": false, "total_acs": 308527, "total_submitted": 460092, "total_column_articles": 1797, "frontend_question_id": "647", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 646, "question__title": "Maximum Length of Pair Chain", "question__title_slug": "maximum-length-of-pair-chain", "question__hide": false, "total_acs": 72454, "total_submitted": 115573, "total_column_articles": 671, "frontend_question_id": "646", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 645, "question__title": "Set Mismatch", "question__title_slug": "set-mismatch", "question__hide": false, "total_acs": 113318, "total_submitted": 288947, "total_column_articles": 1090, "frontend_question_id": "645", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 644, "question__title": "Maximum Average Subarray II", "question__title_slug": "maximum-average-subarray-ii", "question__hide": false, "total_acs": 2668, "total_submitted": 5906, "total_column_articles": 41, "frontend_question_id": "644", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 643, "question__title": "Maximum Average Subarray I", "question__title_slug": "maximum-average-subarray-i", "question__hide": false, "total_acs": 125035, "total_submitted": 290230, "total_column_articles": 976, "frontend_question_id": "643", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 642, "question__title": "Design Search Autocomplete System", "question__title_slug": "design-search-autocomplete-system", "question__hide": false, "total_acs": 5690, "total_submitted": 10154, "total_column_articles": 98, "frontend_question_id": "642", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 640, "question__title": "Solve the Equation", "question__title_slug": "solve-the-equation", "question__hide": false, "total_acs": 38107, "total_submitted": 85550, "total_column_articles": 722, "frontend_question_id": "640", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 639, "question__title": "Decode Ways II", "question__title_slug": "decode-ways-ii", "question__hide": false, "total_acs": 24636, "total_submitted": 66318, "total_column_articles": 329, "frontend_question_id": "639", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 638, "question__title": "Shopping Offers", "question__title_slug": "shopping-offers", "question__hide": false, "total_acs": 36803, "total_submitted": 58869, "total_column_articles": 344, "frontend_question_id": "638", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 637, "question__title": "Average of Levels in Binary Tree", "question__title_slug": "average-of-levels-in-binary-tree", "question__hide": false, "total_acs": 165012, "total_submitted": 235594, "total_column_articles": 1128, "frontend_question_id": "637", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 636, "question__title": "Exclusive Time of Functions", "question__title_slug": "exclusive-time-of-functions", "question__hide": false, "total_acs": 36320, "total_submitted": 54860, "total_column_articles": 353, "frontend_question_id": "636", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 635, "question__title": "Design Log Storage System", "question__title_slug": "design-log-storage-system", "question__hide": false, "total_acs": 6349, "total_submitted": 11335, "total_column_articles": 111, "frontend_question_id": "635", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 634, "question__title": "Find the Derangement of An Array", "question__title_slug": "find-the-derangement-of-an-array", "question__hide": false, "total_acs": 2515, "total_submitted": 5379, "total_column_articles": 36, "frontend_question_id": "634", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 633, "question__title": "Sum of Square Numbers", "question__title_slug": "sum-of-square-numbers", "question__hide": false, "total_acs": 136457, "total_submitted": 358021, "total_column_articles": 1049, "frontend_question_id": "633", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 632, "question__title": "Smallest Range Covering Elements from K Lists", "question__title_slug": "smallest-range-covering-elements-from-k-lists", "question__hide": false, "total_acs": 26641, "total_submitted": 43674, "total_column_articles": 325, "frontend_question_id": "632", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 631, "question__title": "Design Excel Sum Formula", "question__title_slug": "design-excel-sum-formula", "question__hide": false, "total_acs": 1775, "total_submitted": 5262, "total_column_articles": 49, "frontend_question_id": "631", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 630, "question__title": "Course Schedule III", "question__title_slug": "course-schedule-iii", "question__hide": false, "total_acs": 44918, "total_submitted": 92631, "total_column_articles": 337, "frontend_question_id": "630", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 629, "question__title": "K Inverse Pairs Array", "question__title_slug": "k-inverse-pairs-array", "question__hide": false, "total_acs": 23429, "total_submitted": 46164, "total_column_articles": 219, "frontend_question_id": "629", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 628, "question__title": "Maximum Product of Three Numbers", "question__title_slug": "maximum-product-of-three-numbers", "question__hide": false, "total_acs": 126234, "total_submitted": 243313, "total_column_articles": 1137, "frontend_question_id": "628", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 627, "question__title": "Swap Salary", "question__title_slug": "swap-salary", "question__hide": false, "total_acs": 185385, "total_submitted": 225435, "total_column_articles": 676, "frontend_question_id": "627", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 626, "question__title": "Exchange Seats", "question__title_slug": "exchange-seats", "question__hide": false, "total_acs": 82941, "total_submitted": 121521, "total_column_articles": 691, "frontend_question_id": "626", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 625, "question__title": "Minimum Factorization", "question__title_slug": "minimum-factorization", "question__hide": false, "total_acs": 3501, "total_submitted": 10115, "total_column_articles": 69, "frontend_question_id": "625", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 624, "question__title": "Maximum Distance in Arrays", "question__title_slug": "maximum-distance-in-arrays", "question__hide": false, "total_acs": 7572, "total_submitted": 18862, "total_column_articles": 120, "frontend_question_id": "624", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 623, "question__title": "Add One Row to Tree", "question__title_slug": "add-one-row-to-tree", "question__hide": false, "total_acs": 47103, "total_submitted": 78369, "total_column_articles": 665, "frontend_question_id": "623", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 621, "question__title": "Task Scheduler", "question__title_slug": "task-scheduler", "question__hide": false, "total_acs": 146894, "total_submitted": 245083, "total_column_articles": 869, "frontend_question_id": "621", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 620, "question__title": "Not Boring Movies", "question__title_slug": "not-boring-movies", "question__hide": false, "total_acs": 150528, "total_submitted": 195070, "total_column_articles": 507, "frontend_question_id": "620", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 619, "question__title": "Biggest Single Number", "question__title_slug": "biggest-single-number", "question__hide": false, "total_acs": 45202, "total_submitted": 87170, "total_column_articles": 252, "frontend_question_id": "619", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 618, "question__title": "Students Report By Geography", "question__title_slug": "students-report-by-geography", "question__hide": false, "total_acs": 10322, "total_submitted": 16712, "total_column_articles": 91, "frontend_question_id": "618", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 617, "question__title": "Merge Two Binary Trees", "question__title_slug": "merge-two-binary-trees", "question__hide": false, "total_acs": 460684, "total_submitted": 580885, "total_column_articles": 2539, "frontend_question_id": "617", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 616, "question__title": "Add Bold Tag in String", "question__title_slug": "add-bold-tag-in-string", "question__hide": false, "total_acs": 6518, "total_submitted": 13012, "total_column_articles": 108, "frontend_question_id": "616", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 615, "question__title": "Average Salary: Departments VS Company", "question__title_slug": "average-salary-departments-vs-company", "question__hide": false, "total_acs": 11170, "total_submitted": 26380, "total_column_articles": 156, "frontend_question_id": "615", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 614, "question__title": "Second Degree Follower", "question__title_slug": "second-degree-follower", "question__hide": false, "total_acs": 16346, "total_submitted": 43423, "total_column_articles": 115, "frontend_question_id": "614", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 613, "question__title": "Shortest Distance in a Line", "question__title_slug": "shortest-distance-in-a-line", "question__hide": false, "total_acs": 21605, "total_submitted": 27281, "total_column_articles": 131, "frontend_question_id": "613", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 612, "question__title": "Shortest Distance in a Plane", "question__title_slug": "shortest-distance-in-a-plane", "question__hide": false, "total_acs": 14581, "total_submitted": 22628, "total_column_articles": 109, "frontend_question_id": "612", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 611, "question__title": "Valid Triangle Number", "question__title_slug": "valid-triangle-number", "question__hide": false, "total_acs": 96404, "total_submitted": 179902, "total_column_articles": 679, "frontend_question_id": "611", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 610, "question__title": "Triangle Judgement", "question__title_slug": "triangle-judgement", "question__hide": false, "total_acs": 36015, "total_submitted": 53671, "total_column_articles": 182, "frontend_question_id": "610", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 609, "question__title": "Find Duplicate File in System", "question__title_slug": "find-duplicate-file-in-system", "question__hide": false, "total_acs": 11219, "total_submitted": 21124, "total_column_articles": 167, "frontend_question_id": "609", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 608, "question__title": "Tree Node", "question__title_slug": "tree-node", "question__hide": false, "total_acs": 62126, "total_submitted": 100851, "total_column_articles": 455, "frontend_question_id": "608", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 607, "question__title": "Sales Person", "question__title_slug": "sales-person", "question__hide": false, "total_acs": 80942, "total_submitted": 120838, "total_column_articles": 456, "frontend_question_id": "607", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 606, "question__title": "Construct String from Binary Tree", "question__title_slug": "construct-string-from-binary-tree", "question__hide": false, "total_acs": 77502, "total_submitted": 125190, "total_column_articles": 759, "frontend_question_id": "606", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 605, "question__title": "Can Place Flowers", "question__title_slug": "can-place-flowers", "question__hide": false, "total_acs": 212883, "total_submitted": 657322, "total_column_articles": 2150, "frontend_question_id": "605", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 604, "question__title": "Design Compressed String Iterator", "question__title_slug": "design-compressed-string-iterator", "question__hide": false, "total_acs": 4324, "total_submitted": 10996, "total_column_articles": 97, "frontend_question_id": "604", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 603, "question__title": "Consecutive Available Seats", "question__title_slug": "consecutive-available-seats", "question__hide": false, "total_acs": 28717, "total_submitted": 45412, "total_column_articles": 251, "frontend_question_id": "603", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 602, "question__title": "Friend Requests II: Who Has the Most Friends", "question__title_slug": "friend-requests-ii-who-has-the-most-friends", "question__hide": false, "total_acs": 27691, "total_submitted": 45987, "total_column_articles": 248, "frontend_question_id": "602", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 601, "question__title": "Human Traffic of Stadium", "question__title_slug": "human-traffic-of-stadium", "question__hide": false, "total_acs": 54232, "total_submitted": 113011, "total_column_articles": 632, "frontend_question_id": "601", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 600, "question__title": "Non-negative Integers without Consecutive Ones", "question__title_slug": "non-negative-integers-without-consecutive-ones", "question__hide": false, "total_acs": 26295, "total_submitted": 52838, "total_column_articles": 327, "frontend_question_id": "600", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 599, "question__title": "Minimum Index Sum of Two Lists", "question__title_slug": "minimum-index-sum-of-two-lists", "question__hide": false, "total_acs": 91948, "total_submitted": 161427, "total_column_articles": 755, "frontend_question_id": "599", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 598, "question__title": "Range Addition II", "question__title_slug": "range-addition-ii", "question__hide": false, "total_acs": 56894, "total_submitted": 98053, "total_column_articles": 647, "frontend_question_id": "598", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 597, "question__title": "Friend Requests I: Overall Acceptance Rate", "question__title_slug": "friend-requests-i-overall-acceptance-rate", "question__hide": false, "total_acs": 19839, "total_submitted": 46184, "total_column_articles": 134, "frontend_question_id": "597", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 596, "question__title": "Classes More Than 5 Students", "question__title_slug": "classes-more-than-5-students", "question__hide": false, "total_acs": 169281, "total_submitted": 323616, "total_column_articles": 535, "frontend_question_id": "596", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 595, "question__title": "Big Countries", "question__title_slug": "big-countries", "question__hide": false, "total_acs": 316275, "total_submitted": 476346, "total_column_articles": 678, "frontend_question_id": "595", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 594, "question__title": "Longest Harmonious Subsequence", "question__title_slug": "longest-harmonious-subsequence", "question__hide": false, "total_acs": 87706, "total_submitted": 155810, "total_column_articles": 732, "frontend_question_id": "594", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 593, "question__title": "Valid Square", "question__title_slug": "valid-square", "question__hide": false, "total_acs": 36805, "total_submitted": 78161, "total_column_articles": 593, "frontend_question_id": "593", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 592, "question__title": "Fraction Addition and Subtraction", "question__title_slug": "fraction-addition-and-subtraction", "question__hide": false, "total_acs": 27620, "total_submitted": 46232, "total_column_articles": 481, "frontend_question_id": "592", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 591, "question__title": "Tag Validator", "question__title_slug": "tag-validator", "question__hide": false, "total_acs": 18183, "total_submitted": 34984, "total_column_articles": 196, "frontend_question_id": "591", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 588, "question__title": "Design In-Memory File System", "question__title_slug": "design-in-memory-file-system", "question__hide": false, "total_acs": 3573, "total_submitted": 8166, "total_column_articles": 56, "frontend_question_id": "588", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 587, "question__title": "Erect the Fence", "question__title_slug": "erect-the-fence", "question__hide": false, "total_acs": 18198, "total_submitted": 30245, "total_column_articles": 140, "frontend_question_id": "587", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 586, "question__title": "Customer Placing the Largest Number of Orders", "question__title_slug": "customer-placing-the-largest-number-of-orders", "question__hide": false, "total_acs": 90972, "total_submitted": 133713, "total_column_articles": 423, "frontend_question_id": "586", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 585, "question__title": "Investments in 2016", "question__title_slug": "investments-in-2016", "question__hide": false, "total_acs": 28819, "total_submitted": 61871, "total_column_articles": 278, "frontend_question_id": "585", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 584, "question__title": "Find Customer Referee", "question__title_slug": "find-customer-referee", "question__hide": false, "total_acs": 185535, "total_submitted": 281922, "total_column_articles": 509, "frontend_question_id": "584", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 583, "question__title": "Delete Operation for Two Strings", "question__title_slug": "delete-operation-for-two-strings", "question__hide": false, "total_acs": 141988, "total_submitted": 212263, "total_column_articles": 964, "frontend_question_id": "583", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 582, "question__title": "Kill Process", "question__title_slug": "kill-process", "question__hide": false, "total_acs": 13311, "total_submitted": 28469, "total_column_articles": 192, "frontend_question_id": "582", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 581, "question__title": "Shortest Unsorted Continuous Subarray", "question__title_slug": "shortest-unsorted-continuous-subarray", "question__hide": false, "total_acs": 190400, "total_submitted": 453279, "total_column_articles": 1396, "frontend_question_id": "581", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 580, "question__title": "Count Student Number in Departments", "question__title_slug": "count-student-number-in-departments", "question__hide": false, "total_acs": 24131, "total_submitted": 44977, "total_column_articles": 161, "frontend_question_id": "580", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 579, "question__title": "Find Cumulative Salary of an Employee", "question__title_slug": "find-cumulative-salary-of-an-employee", "question__hide": false, "total_acs": 15097, "total_submitted": 33921, "total_column_articles": 196, "frontend_question_id": "579", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 578, "question__title": "Get Highest Answer Rate Question", "question__title_slug": "get-highest-answer-rate-question", "question__hide": false, "total_acs": 20448, "total_submitted": 48730, "total_column_articles": 198, "frontend_question_id": "578", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 577, "question__title": "Employee Bonus", "question__title_slug": "employee-bonus", "question__hide": false, "total_acs": 60601, "total_submitted": 87326, "total_column_articles": 233, "frontend_question_id": "577", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 576, "question__title": "Out of Boundary Paths", "question__title_slug": "out-of-boundary-paths", "question__hide": false, "total_acs": 37805, "total_submitted": 80383, "total_column_articles": 394, "frontend_question_id": "576", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 575, "question__title": "Distribute Candies", "question__title_slug": "distribute-candies", "question__hide": false, "total_acs": 119305, "total_submitted": 169214, "total_column_articles": 1105, "frontend_question_id": "575", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 574, "question__title": "Winning Candidate", "question__title_slug": "winning-candidate", "question__hide": false, "total_acs": 24808, "total_submitted": 37566, "total_column_articles": 174, "frontend_question_id": "574", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 573, "question__title": "Squirrel Simulation", "question__title_slug": "squirrel-simulation", "question__hide": false, "total_acs": 1819, "total_submitted": 2764, "total_column_articles": 50, "frontend_question_id": "573", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 572, "question__title": "Subtree of Another Tree", "question__title_slug": "subtree-of-another-tree", "question__hide": false, "total_acs": 190205, "total_submitted": 400946, "total_column_articles": 1386, "frontend_question_id": "572", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 571, "question__title": "Find Median Given Frequency of Numbers", "question__title_slug": "find-median-given-frequency-of-numbers", "question__hide": false, "total_acs": 14496, "total_submitted": 30985, "total_column_articles": 157, "frontend_question_id": "571", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 570, "question__title": "Managers with at Least 5 Direct Reports", "question__title_slug": "managers-with-at-least-5-direct-reports", "question__hide": false, "total_acs": 58227, "total_submitted": 97997, "total_column_articles": 327, "frontend_question_id": "570", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 569, "question__title": "Median Employee Salary", "question__title_slug": "median-employee-salary", "question__hide": false, "total_acs": 21331, "total_submitted": 37377, "total_column_articles": 279, "frontend_question_id": "569", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 568, "question__title": "Maximum Vacation Days", "question__title_slug": "maximum-vacation-days", "question__hide": false, "total_acs": 2164, "total_submitted": 4000, "total_column_articles": 41, "frontend_question_id": "568", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 567, "question__title": "Permutation in String", "question__title_slug": "permutation-in-string", "question__hide": false, "total_acs": 277600, "total_submitted": 620504, "total_column_articles": 2390, "frontend_question_id": "567", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 566, "question__title": "Reshape the Matrix", "question__title_slug": "reshape-the-matrix", "question__hide": false, "total_acs": 152231, "total_submitted": 235516, "total_column_articles": 1364, "frontend_question_id": "566", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 565, "question__title": "Array Nesting", "question__title_slug": "array-nesting", "question__hide": false, "total_acs": 49574, "total_submitted": 79583, "total_column_articles": 463, "frontend_question_id": "565", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 564, "question__title": "Find the Closest Palindrome", "question__title_slug": "find-the-closest-palindrome", "question__hide": false, "total_acs": 25199, "total_submitted": 82841, "total_column_articles": 262, "frontend_question_id": "564", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 563, "question__title": "Binary Tree Tilt", "question__title_slug": "binary-tree-tilt", "question__hide": false, "total_acs": 79347, "total_submitted": 119841, "total_column_articles": 782, "frontend_question_id": "563", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 562, "question__title": "Longest Line of Consecutive One in Matrix", "question__title_slug": "longest-line-of-consecutive-one-in-matrix", "question__hide": false, "total_acs": 6131, "total_submitted": 12316, "total_column_articles": 102, "frontend_question_id": "562", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 561, "question__title": "Array Partition", "question__title_slug": "array-partition", "question__hide": false, "total_acs": 146298, "total_submitted": 186622, "total_column_articles": 1180, "frontend_question_id": "561", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 560, "question__title": "Subarray Sum Equals K", "question__title_slug": "subarray-sum-equals-k", "question__hide": false, "total_acs": 379960, "total_submitted": 854155, "total_column_articles": 2037, "frontend_question_id": "560", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 557, "question__title": "Reverse Words in a String III", "question__title_slug": "reverse-words-in-a-string-iii", "question__hide": false, "total_acs": 316969, "total_submitted": 430250, "total_column_articles": 2627, "frontend_question_id": "557", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 556, "question__title": "Next Greater Element III", "question__title_slug": "next-greater-element-iii", "question__hide": false, "total_acs": 48307, "total_submitted": 131269, "total_column_articles": 582, "frontend_question_id": "556", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 555, "question__title": "Split Concatenated Strings", "question__title_slug": "split-concatenated-strings", "question__hide": false, "total_acs": 1780, "total_submitted": 4740, "total_column_articles": 33, "frontend_question_id": "555", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 554, "question__title": "Brick Wall", "question__title_slug": "brick-wall", "question__hide": false, "total_acs": 66194, "total_submitted": 127812, "total_column_articles": 608, "frontend_question_id": "554", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 553, "question__title": "Optimal Division", "question__title_slug": "optimal-division", "question__hide": false, "total_acs": 32989, "total_submitted": 50880, "total_column_articles": 384, "frontend_question_id": "553", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 552, "question__title": "Student Attendance Record II", "question__title_slug": "student-attendance-record-ii", "question__hide": false, "total_acs": 29437, "total_submitted": 50844, "total_column_articles": 352, "frontend_question_id": "552", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 551, "question__title": "Student Attendance Record I", "question__title_slug": "student-attendance-record-i", "question__hide": false, "total_acs": 83570, "total_submitted": 146833, "total_column_articles": 1014, "frontend_question_id": "551", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 550, "question__title": "Shortest Path to Get Food", "question__title_slug": "shortest-path-to-get-food", "question__hide": false, "total_acs": 1868, "total_submitted": 3527, "total_column_articles": 42, "frontend_question_id": "1730", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 549, "question__title": "Binary Tree Longest Consecutive Sequence II", "question__title_slug": "binary-tree-longest-consecutive-sequence-ii", "question__hide": false, "total_acs": 5240, "total_submitted": 10471, "total_column_articles": 96, "frontend_question_id": "549", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 548, "question__title": "Split Array with Equal Sum", "question__title_slug": "split-array-with-equal-sum", "question__hide": false, "total_acs": 2506, "total_submitted": 6395, "total_column_articles": 54, "frontend_question_id": "548", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 547, "question__title": "Number of Provinces", "question__title_slug": "number-of-provinces", "question__hide": false, "total_acs": 292793, "total_submitted": 471182, "total_column_articles": 1932, "frontend_question_id": "547", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 546, "question__title": "Remove Boxes", "question__title_slug": "remove-boxes", "question__hide": false, "total_acs": 19005, "total_submitted": 31311, "total_column_articles": 150, "frontend_question_id": "546", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 545, "question__title": "Boundary of Binary Tree", "question__title_slug": "boundary-of-binary-tree", "question__hide": false, "total_acs": 6151, "total_submitted": 13462, "total_column_articles": 113, "frontend_question_id": "545", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 544, "question__title": "Output Contest Matches", "question__title_slug": "output-contest-matches", "question__hide": false, "total_acs": 3510, "total_submitted": 4836, "total_column_articles": 74, "frontend_question_id": "544", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 543, "question__title": "Diameter of Binary Tree", "question__title_slug": "diameter-of-binary-tree", "question__hide": false, "total_acs": 365183, "total_submitted": 616292, "total_column_articles": 2390, "frontend_question_id": "543", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 542, "question__title": "01 Matrix", "question__title_slug": "01-matrix", "question__hide": false, "total_acs": 138923, "total_submitted": 297662, "total_column_articles": 1128, "frontend_question_id": "542", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 541, "question__title": "Reverse String II", "question__title_slug": "reverse-string-ii", "question__hide": false, "total_acs": 241526, "total_submitted": 419449, "total_column_articles": 1684, "frontend_question_id": "541", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 540, "question__title": "Single Element in a Sorted Array", "question__title_slug": "single-element-in-a-sorted-array", "question__hide": false, "total_acs": 122717, "total_submitted": 203122, "total_column_articles": 1110, "frontend_question_id": "540", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 539, "question__title": "Minimum Time Difference", "question__title_slug": "minimum-time-difference", "question__hide": false, "total_acs": 66260, "total_submitted": 100893, "total_column_articles": 686, "frontend_question_id": "539", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 538, "question__title": "Convert BST to Greater Tree", "question__title_slug": "convert-bst-to-greater-tree", "question__hide": false, "total_acs": 258329, "total_submitted": 335513, "total_column_articles": 1623, "frontend_question_id": "538", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 537, "question__title": "Complex Number Multiplication", "question__title_slug": "complex-number-multiplication", "question__hide": false, "total_acs": 45754, "total_submitted": 61530, "total_column_articles": 674, "frontend_question_id": "537", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 536, "question__title": "Construct Binary Tree from String", "question__title_slug": "construct-binary-tree-from-string", "question__hide": false, "total_acs": 5914, "total_submitted": 10654, "total_column_articles": 100, "frontend_question_id": "536", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 535, "question__title": "Encode and Decode TinyURL", "question__title_slug": "encode-and-decode-tinyurl", "question__hide": false, "total_acs": 46002, "total_submitted": 52571, "total_column_articles": 285, "frontend_question_id": "535", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 533, "question__title": "Lonely Pixel II", "question__title_slug": "lonely-pixel-ii", "question__hide": false, "total_acs": 2798, "total_submitted": 5319, "total_column_articles": 51, "frontend_question_id": "533", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 532, "question__title": "K-diff Pairs in an Array", "question__title_slug": "k-diff-pairs-in-an-array", "question__hide": false, "total_acs": 65031, "total_submitted": 141696, "total_column_articles": 717, "frontend_question_id": "532", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 531, "question__title": "Lonely Pixel I", "question__title_slug": "lonely-pixel-i", "question__hide": false, "total_acs": 7591, "total_submitted": 11849, "total_column_articles": 130, "frontend_question_id": "531", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 530, "question__title": "Minimum Absolute Difference in BST", "question__title_slug": "minimum-absolute-difference-in-bst", "question__hide": false, "total_acs": 210586, "total_submitted": 333721, "total_column_articles": 1275, "frontend_question_id": "530", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 529, "question__title": "Minesweeper", "question__title_slug": "minesweeper", "question__hide": false, "total_acs": 53442, "total_submitted": 83603, "total_column_articles": 614, "frontend_question_id": "529", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 528, "question__title": "Swapping Nodes in a Linked List", "question__title_slug": "swapping-nodes-in-a-linked-list", "question__hide": false, "total_acs": 21648, "total_submitted": 34023, "total_column_articles": 320, "frontend_question_id": "1721", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 527, "question__title": "Word Abbreviation", "question__title_slug": "word-abbreviation", "question__hide": false, "total_acs": 2957, "total_submitted": 4899, "total_column_articles": 42, "frontend_question_id": "527", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 526, "question__title": "Beautiful Arrangement", "question__title_slug": "beautiful-arrangement", "question__hide": false, "total_acs": 50691, "total_submitted": 69524, "total_column_articles": 534, "frontend_question_id": "526", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 525, "question__title": "Contiguous Array", "question__title_slug": "contiguous-array", "question__hide": false, "total_acs": 73048, "total_submitted": 133610, "total_column_articles": 726, "frontend_question_id": "525", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 524, "question__title": "Longest Word in Dictionary through Deleting", "question__title_slug": "longest-word-in-dictionary-through-deleting", "question__hide": false, "total_acs": 105407, "total_submitted": 210226, "total_column_articles": 997, "frontend_question_id": "524", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 523, "question__title": "Continuous Subarray Sum", "question__title_slug": "continuous-subarray-sum", "question__hide": false, "total_acs": 102219, "total_submitted": 356275, "total_column_articles": 809, "frontend_question_id": "523", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 522, "question__title": "Longest Uncommon Subsequence II", "question__title_slug": "longest-uncommon-subsequence-ii", "question__hide": false, "total_acs": 33428, "total_submitted": 68324, "total_column_articles": 363, "frontend_question_id": "522", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 521, "question__title": "Longest Uncommon Subsequence I", "question__title_slug": "longest-uncommon-subsequence-i", "question__hide": false, "total_acs": 66189, "total_submitted": 89860, "total_column_articles": 584, "frontend_question_id": "521", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 520, "question__title": "Detect Capital", "question__title_slug": "detect-capital", "question__hide": false, "total_acs": 93748, "total_submitted": 165667, "total_column_articles": 1381, "frontend_question_id": "520", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 519, "question__title": "Widest Pair of Indices With Equal Range Sum", "question__title_slug": "widest-pair-of-indices-with-equal-range-sum", "question__hide": false, "total_acs": 383, "total_submitted": 784, "total_column_articles": 13, "frontend_question_id": "1983", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 518, "question__title": "Coin Change II", "question__title_slug": "coin-change-ii", "question__hide": false, "total_acs": 276376, "total_submitted": 390160, "total_column_articles": 1368, "frontend_question_id": "518", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 517, "question__title": "Super Washing Machines", "question__title_slug": "super-washing-machines", "question__hide": false, "total_acs": 24950, "total_submitted": 48721, "total_column_articles": 217, "frontend_question_id": "517", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 516, "question__title": "Longest Palindromic Subsequence", "question__title_slug": "longest-palindromic-subsequence", "question__hide": false, "total_acs": 209619, "total_submitted": 312490, "total_column_articles": 1186, "frontend_question_id": "516", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 515, "question__title": "Find Largest Value in Each Tree Row", "question__title_slug": "find-largest-value-in-each-tree-row", "question__hide": false, "total_acs": 136430, "total_submitted": 205653, "total_column_articles": 1164, "frontend_question_id": "515", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 514, "question__title": "Freedom Trail", "question__title_slug": "freedom-trail", "question__hide": false, "total_acs": 29306, "total_submitted": 56833, "total_column_articles": 364, "frontend_question_id": "514", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 513, "question__title": "Find Bottom Left Tree Value", "question__title_slug": "find-bottom-left-tree-value", "question__hide": false, "total_acs": 217887, "total_submitted": 297296, "total_column_articles": 1629, "frontend_question_id": "513", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 512, "question__title": "Maximum Alternating Subarray Sum", "question__title_slug": "maximum-alternating-subarray-sum", "question__hide": false, "total_acs": 527, "total_submitted": 1233, "total_column_articles": 19, "frontend_question_id": "2036", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 511, "question__title": "All Paths from Source Lead to Destination", "question__title_slug": "all-paths-from-source-lead-to-destination", "question__hide": false, "total_acs": 4218, "total_submitted": 11922, "total_column_articles": 62, "frontend_question_id": "1059", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 510, "question__title": "Count Subarrays With More Ones Than Zeros", "question__title_slug": "count-subarrays-with-more-ones-than-zeros", "question__hide": false, "total_acs": 819, "total_submitted": 1484, "total_column_articles": 24, "frontend_question_id": "2031", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 509, "question__title": "Inorder Successor in BST II", "question__title_slug": "inorder-successor-in-bst-ii", "question__hide": false, "total_acs": 5955, "total_submitted": 9833, "total_column_articles": 74, "frontend_question_id": "510", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 508, "question__title": "Most Frequent Subtree Sum", "question__title_slug": "most-frequent-subtree-sum", "question__hide": false, "total_acs": 46184, "total_submitted": 61094, "total_column_articles": 573, "frontend_question_id": "508", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 507, "question__title": "Perfect Number", "question__title_slug": "perfect-number", "question__hide": false, "total_acs": 82206, "total_submitted": 167540, "total_column_articles": 594, "frontend_question_id": "507", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 506, "question__title": "Relative Ranks", "question__title_slug": "relative-ranks", "question__hide": false, "total_acs": 84344, "total_submitted": 129074, "total_column_articles": 1026, "frontend_question_id": "506", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 505, "question__title": "The Maze II", "question__title_slug": "the-maze-ii", "question__hide": false, "total_acs": 10740, "total_submitted": 20756, "total_column_articles": 128, "frontend_question_id": "505", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 504, "question__title": "Base 7", "question__title_slug": "base-7", "question__hide": false, "total_acs": 91706, "total_submitted": 177136, "total_column_articles": 864, "frontend_question_id": "504", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 503, "question__title": "Next Greater Element II", "question__title_slug": "next-greater-element-ii", "question__hide": false, "total_acs": 222358, "total_submitted": 331192, "total_column_articles": 1699, "frontend_question_id": "503", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 502, "question__title": "IPO", "question__title_slug": "ipo", "question__hide": false, "total_acs": 39184, "total_submitted": 86964, "total_column_articles": 444, "frontend_question_id": "502", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 501, "question__title": "Find Mode in Binary Search Tree", "question__title_slug": "find-mode-in-binary-search-tree", "question__hide": false, "total_acs": 184410, "total_submitted": 336054, "total_column_articles": 1172, "frontend_question_id": "501", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 500, "question__title": "Keyboard Row", "question__title_slug": "keyboard-row", "question__hide": false, "total_acs": 74847, "total_submitted": 101111, "total_column_articles": 1076, "frontend_question_id": "500", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 499, "question__title": "The Maze III", "question__title_slug": "the-maze-iii", "question__hide": false, "total_acs": 5172, "total_submitted": 11737, "total_column_articles": 97, "frontend_question_id": "499", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 498, "question__title": "Diagonal Traverse", "question__title_slug": "diagonal-traverse", "question__hide": false, "total_acs": 118089, "total_submitted": 211699, "total_column_articles": 1169, "frontend_question_id": "498", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 496, "question__title": "Next Greater Element I", "question__title_slug": "next-greater-element-i", "question__hide": false, "total_acs": 293364, "total_submitted": 408599, "total_column_articles": 2531, "frontend_question_id": "496", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 495, "question__title": "Teemo Attacking", "question__title_slug": "teemo-attacking", "question__hide": false, "total_acs": 102324, "total_submitted": 172327, "total_column_articles": 1331, "frontend_question_id": "495", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 494, "question__title": "Target Sum", "question__title_slug": "target-sum", "question__hide": false, "total_acs": 398431, "total_submitted": 823021, "total_column_articles": 2100, "frontend_question_id": "494", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 493, "question__title": "Reverse Pairs", "question__title_slug": "reverse-pairs", "question__hide": false, "total_acs": 43554, "total_submitted": 118370, "total_column_articles": 419, "frontend_question_id": "493", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 492, "question__title": "Construct the Rectangle", "question__title_slug": "construct-the-rectangle", "question__hide": false, "total_acs": 60283, "total_submitted": 97983, "total_column_articles": 554, "frontend_question_id": "492", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 491, "question__title": "Non-decreasing Subsequences", "question__title_slug": "non-decreasing-subsequences", "question__hide": false, "total_acs": 159785, "total_submitted": 308180, "total_column_articles": 967, "frontend_question_id": "491", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 490, "question__title": "The Maze", "question__title_slug": "the-maze", "question__hide": false, "total_acs": 13038, "total_submitted": 25566, "total_column_articles": 152, "frontend_question_id": "490", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 489, "question__title": "Kth Smallest Instructions", "question__title_slug": "kth-smallest-instructions", "question__hide": false, "total_acs": 3624, "total_submitted": 7453, "total_column_articles": 81, "frontend_question_id": "1643", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 488, "question__title": "Zuma Game", "question__title_slug": "zuma-game", "question__hide": false, "total_acs": 20818, "total_submitted": 43979, "total_column_articles": 188, "frontend_question_id": "488", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 487, "question__title": "Max Consecutive Ones II", "question__title_slug": "max-consecutive-ones-ii", "question__hide": false, "total_acs": 15967, "total_submitted": 27988, "total_column_articles": 252, "frontend_question_id": "487", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 486, "question__title": "Predict the Winner", "question__title_slug": "predict-the-winner", "question__hide": false, "total_acs": 72519, "total_submitted": 122082, "total_column_articles": 589, "frontend_question_id": "486", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 485, "question__title": "Max Consecutive Ones", "question__title_slug": "max-consecutive-ones", "question__hide": false, "total_acs": 223004, "total_submitted": 365186, "total_column_articles": 1723, "frontend_question_id": "485", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 484, "question__title": "Find Permutation", "question__title_slug": "find-permutation", "question__hide": false, "total_acs": 3650, "total_submitted": 6038, "total_column_articles": 65, "frontend_question_id": "484", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 483, "question__title": "Smallest Good Base", "question__title_slug": "smallest-good-base", "question__hide": false, "total_acs": 19686, "total_submitted": 33378, "total_column_articles": 152, "frontend_question_id": "483", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 482, "question__title": "License Key Formatting", "question__title_slug": "license-key-formatting", "question__hide": false, "total_acs": 60169, "total_submitted": 128751, "total_column_articles": 617, "frontend_question_id": "482", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 481, "question__title": "Magical String", "question__title_slug": "magical-string", "question__hide": false, "total_acs": 36918, "total_submitted": 57678, "total_column_articles": 476, "frontend_question_id": "481", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 480, "question__title": "Sliding Window Median", "question__title_slug": "sliding-window-median", "question__hide": false, "total_acs": 41342, "total_submitted": 96204, "total_column_articles": 530, "frontend_question_id": "480", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 479, "question__title": "Largest Palindrome Product", "question__title_slug": "largest-palindrome-product", "question__hide": false, "total_acs": 23773, "total_submitted": 38065, "total_column_articles": 179, "frontend_question_id": "479", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 477, "question__title": "Total Hamming Distance", "question__title_slug": "total-hamming-distance", "question__hide": false, "total_acs": 47504, "total_submitted": 78309, "total_column_articles": 393, "frontend_question_id": "477", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 476, "question__title": "Number Complement", "question__title_slug": "number-complement", "question__hide": false, "total_acs": 85703, "total_submitted": 123290, "total_column_articles": 1135, "frontend_question_id": "476", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 475, "question__title": "Heaters", "question__title_slug": "heaters", "question__hide": false, "total_acs": 72996, "total_submitted": 177330, "total_column_articles": 724, "frontend_question_id": "475", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 474, "question__title": "Ones and Zeroes", "question__title_slug": "ones-and-zeroes", "question__hide": false, "total_acs": 184579, "total_submitted": 281135, "total_column_articles": 1142, "frontend_question_id": "474", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 473, "question__title": "Matchsticks to Square", "question__title_slug": "matchsticks-to-square", "question__hide": false, "total_acs": 74776, "total_submitted": 160199, "total_column_articles": 539, "frontend_question_id": "473", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 472, "question__title": "Concatenated Words", "question__title_slug": "concatenated-words", "question__hide": false, "total_acs": 28175, "total_submitted": 54144, "total_column_articles": 271, "frontend_question_id": "472", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 471, "question__title": "Encode String with Shortest Length", "question__title_slug": "encode-string-with-shortest-length", "question__hide": false, "total_acs": 2697, "total_submitted": 4544, "total_column_articles": 44, "frontend_question_id": "471", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 469, "question__title": "Convex Polygon", "question__title_slug": "convex-polygon", "question__hide": false, "total_acs": 2667, "total_submitted": 6217, "total_column_articles": 37, "frontend_question_id": "469", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 468, "question__title": "Validate IP Address", "question__title_slug": "validate-ip-address", "question__hide": false, "total_acs": 66487, "total_submitted": 235693, "total_column_articles": 741, "frontend_question_id": "468", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 467, "question__title": "Unique Substrings in Wraparound String", "question__title_slug": "unique-substrings-in-wraparound-string", "question__hide": false, "total_acs": 39634, "total_submitted": 76596, "total_column_articles": 383, "frontend_question_id": "467", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 466, "question__title": "Count The Repetitions", "question__title_slug": "count-the-repetitions", "question__hide": false, "total_acs": 14339, "total_submitted": 38000, "total_column_articles": 206, "frontend_question_id": "466", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 465, "question__title": "Optimal Account Balancing", "question__title_slug": "optimal-account-balancing", "question__hide": false, "total_acs": 2933, "total_submitted": 5348, "total_column_articles": 45, "frontend_question_id": "465", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 464, "question__title": "Can I Win", "question__title_slug": "can-i-win", "question__hide": false, "total_acs": 40213, "total_submitted": 98511, "total_column_articles": 298, "frontend_question_id": "464", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 463, "question__title": "Island Perimeter", "question__title_slug": "island-perimeter", "question__hide": false, "total_acs": 145343, "total_submitted": 207589, "total_column_articles": 1521, "frontend_question_id": "463", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 462, "question__title": "Minimum Moves to Equal Array Elements II", "question__title_slug": "minimum-moves-to-equal-array-elements-ii", "question__hide": false, "total_acs": 53850, "total_submitted": 86491, "total_column_articles": 535, "frontend_question_id": "462", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 461, "question__title": "Hamming Distance", "question__title_slug": "hamming-distance", "question__hide": false, "total_acs": 293988, "total_submitted": 359221, "total_column_articles": 2134, "frontend_question_id": "461", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 460, "question__title": "LFU Cache", "question__title_slug": "lfu-cache", "question__hide": false, "total_acs": 80434, "total_submitted": 170859, "total_column_articles": 743, "frontend_question_id": "460", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 459, "question__title": "Repeated Substring Pattern", "question__title_slug": "repeated-substring-pattern", "question__hide": false, "total_acs": 222448, "total_submitted": 432578, "total_column_articles": 1436, "frontend_question_id": "459", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 458, "question__title": "Poor Pigs", "question__title_slug": "poor-pigs", "question__hide": false, "total_acs": 27949, "total_submitted": 41746, "total_column_articles": 250, "frontend_question_id": "458", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 457, "question__title": "Circular Array Loop", "question__title_slug": "circular-array-loop", "question__hide": false, "total_acs": 37036, "total_submitted": 85376, "total_column_articles": 382, "frontend_question_id": "457", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 456, "question__title": "132 Pattern", "question__title_slug": "132-pattern", "question__hide": false, "total_acs": 78787, "total_submitted": 216280, "total_column_articles": 625, "frontend_question_id": "456", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 455, "question__title": "Assign Cookies", "question__title_slug": "assign-cookies", "question__hide": false, "total_acs": 364519, "total_submitted": 648803, "total_column_articles": 2458, "frontend_question_id": "455", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 454, "question__title": "4Sum II", "question__title_slug": "4sum-ii", "question__hide": false, "total_acs": 238364, "total_submitted": 370817, "total_column_articles": 1337, "frontend_question_id": "454", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 453, "question__title": "Minimum Moves to Equal Array Elements", "question__title_slug": "minimum-moves-to-equal-array-elements", "question__hide": false, "total_acs": 78960, "total_submitted": 128758, "total_column_articles": 889, "frontend_question_id": "453", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 452, "question__title": "Minimum Number of Arrows to Burst Balloons", "question__title_slug": "minimum-number-of-arrows-to-burst-balloons", "question__hide": false, "total_acs": 238528, "total_submitted": 468677, "total_column_articles": 1665, "frontend_question_id": "452", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 451, "question__title": "Sort Characters By Frequency", "question__title_slug": "sort-characters-by-frequency", "question__hide": false, "total_acs": 132999, "total_submitted": 184531, "total_column_articles": 1384, "frontend_question_id": "451", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 450, "question__title": "Delete Node in a BST", "question__title_slug": "delete-node-in-a-bst", "question__hide": false, "total_acs": 236988, "total_submitted": 453060, "total_column_articles": 2116, "frontend_question_id": "450", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 449, "question__title": "Serialize and Deserialize BST", "question__title_slug": "serialize-and-deserialize-bst", "question__hide": false, "total_acs": 65634, "total_submitted": 105456, "total_column_articles": 535, "frontend_question_id": "449", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 448, "question__title": "Find All Numbers Disappeared in an Array", "question__title_slug": "find-all-numbers-disappeared-in-an-array", "question__hide": false, "total_acs": 300893, "total_submitted": 457391, "total_column_articles": 2024, "frontend_question_id": "448", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 447, "question__title": "Number of Boomerangs", "question__title_slug": "number-of-boomerangs", "question__hide": false, "total_acs": 56885, "total_submitted": 85151, "total_column_articles": 439, "frontend_question_id": "447", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 446, "question__title": "Arithmetic Slices II - Subsequence", "question__title_slug": "arithmetic-slices-ii-subsequence", "question__hide": false, "total_acs": 25245, "total_submitted": 46345, "total_column_articles": 215, "frontend_question_id": "446", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 445, "question__title": "Add Two Numbers II", "question__title_slug": "add-two-numbers-ii", "question__hide": false, "total_acs": 148143, "total_submitted": 242980, "total_column_articles": 1507, "frontend_question_id": "445", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 444, "question__title": "Sequence Reconstruction", "question__title_slug": "sequence-reconstruction", "question__hide": false, "total_acs": 6143, "total_submitted": 19210, "total_column_articles": 87, "frontend_question_id": "444", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 443, "question__title": "String Compression", "question__title_slug": "string-compression", "question__hide": false, "total_acs": 94797, "total_submitted": 196136, "total_column_articles": 980, "frontend_question_id": "443", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 442, "question__title": "Find All Duplicates in an Array", "question__title_slug": "find-all-duplicates-in-an-array", "question__hide": false, "total_acs": 116566, "total_submitted": 155316, "total_column_articles": 1059, "frontend_question_id": "442", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 441, "question__title": "Arranging Coins", "question__title_slug": "arranging-coins", "question__hide": false, "total_acs": 127968, "total_submitted": 283647, "total_column_articles": 1166, "frontend_question_id": "441", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 440, "question__title": "K-th Smallest in Lexicographical Order", "question__title_slug": "k-th-smallest-in-lexicographical-order", "question__hide": false, "total_acs": 50790, "total_submitted": 119686, "total_column_articles": 309, "frontend_question_id": "440", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 439, "question__title": "Ternary Expression Parser", "question__title_slug": "ternary-expression-parser", "question__hide": false, "total_acs": 5270, "total_submitted": 8497, "total_column_articles": 113, "frontend_question_id": "439", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 438, "question__title": "Find All Anagrams in a String", "question__title_slug": "find-all-anagrams-in-a-string", "question__hide": false, "total_acs": 350929, "total_submitted": 648575, "total_column_articles": 2418, "frontend_question_id": "438", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 437, "question__title": "Path Sum III", "question__title_slug": "path-sum-iii", "question__hide": false, "total_acs": 260925, "total_submitted": 533176, "total_column_articles": 1675, "frontend_question_id": "437", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 436, "question__title": "Find Right Interval", "question__title_slug": "find-right-interval", "question__hide": false, "total_acs": 47131, "total_submitted": 82830, "total_column_articles": 590, "frontend_question_id": "436", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 435, "question__title": "Non-overlapping Intervals", "question__title_slug": "non-overlapping-intervals", "question__hide": false, "total_acs": 249493, "total_submitted": 486643, "total_column_articles": 1744, "frontend_question_id": "435", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 434, "question__title": "Number of Segments in a String", "question__title_slug": "number-of-segments-in-a-string", "question__hide": false, "total_acs": 97392, "total_submitted": 254177, "total_column_articles": 1195, "frontend_question_id": "434", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 433, "question__title": "Minimum Genetic Mutation", "question__title_slug": "minimum-genetic-mutation", "question__hide": false, "total_acs": 57421, "total_submitted": 105005, "total_column_articles": 786, "frontend_question_id": "433", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 432, "question__title": "All O`one Data Structure", "question__title_slug": "all-oone-data-structure", "question__hide": false, "total_acs": 29581, "total_submitted": 63310, "total_column_articles": 317, "frontend_question_id": "432", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 425, "question__title": "Word Squares", "question__title_slug": "word-squares", "question__hide": false, "total_acs": 2555, "total_submitted": 4066, "total_column_articles": 50, "frontend_question_id": "425", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 424, "question__title": "Longest Repeating Character Replacement", "question__title_slug": "longest-repeating-character-replacement", "question__hide": false, "total_acs": 93538, "total_submitted": 170720, "total_column_articles": 774, "frontend_question_id": "424", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 423, "question__title": "Reconstruct Original Digits from English", "question__title_slug": "reconstruct-original-digits-from-english", "question__hide": false, "total_acs": 40897, "total_submitted": 67318, "total_column_articles": 464, "frontend_question_id": "423", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 422, "question__title": "Valid Word Square", "question__title_slug": "valid-word-square", "question__hide": false, "total_acs": 5287, "total_submitted": 12030, "total_column_articles": 109, "frontend_question_id": "422", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 421, "question__title": "Maximum XOR of Two Numbers in an Array", "question__title_slug": "maximum-xor-of-two-numbers-in-an-array", "question__hide": false, "total_acs": 61459, "total_submitted": 102370, "total_column_articles": 525, "frontend_question_id": "421", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 420, "question__title": "Strong Password Checker", "question__title_slug": "strong-password-checker", "question__hide": false, "total_acs": 18745, "total_submitted": 48240, "total_column_articles": 167, "frontend_question_id": "420", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 419, "question__title": "Battleships in a Board", "question__title_slug": "battleships-in-a-board", "question__hide": false, "total_acs": 47145, "total_submitted": 60506, "total_column_articles": 578, "frontend_question_id": "419", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 418, "question__title": "Sentence Screen Fitting", "question__title_slug": "sentence-screen-fitting", "question__hide": false, "total_acs": 4107, "total_submitted": 10478, "total_column_articles": 61, "frontend_question_id": "418", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 417, "question__title": "Pacific Atlantic Water Flow", "question__title_slug": "pacific-atlantic-water-flow", "question__hide": false, "total_acs": 90745, "total_submitted": 161482, "total_column_articles": 893, "frontend_question_id": "417", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 416, "question__title": "Partition Equal Subset Sum", "question__title_slug": "partition-equal-subset-sum", "question__hide": false, "total_acs": 479094, "total_submitted": 916275, "total_column_articles": 2236, "frontend_question_id": "416", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 415, "question__title": "Add Strings", "question__title_slug": "add-strings", "question__hide": false, "total_acs": 309918, "total_submitted": 567577, "total_column_articles": 1956, "frontend_question_id": "415", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 414, "question__title": "Third Maximum Number", "question__title_slug": "third-maximum-number", "question__hide": false, "total_acs": 155285, "total_submitted": 389113, "total_column_articles": 1786, "frontend_question_id": "414", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 413, "question__title": "Arithmetic Slices", "question__title_slug": "arithmetic-slices", "question__hide": false, "total_acs": 124199, "total_submitted": 178721, "total_column_articles": 1503, "frontend_question_id": "413", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 412, "question__title": "Fizz Buzz", "question__title_slug": "fizz-buzz", "question__hide": false, "total_acs": 209493, "total_submitted": 303020, "total_column_articles": 1334, "frontend_question_id": "412", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 411, "question__title": "Minimum Unique Word Abbreviation", "question__title_slug": "minimum-unique-word-abbreviation", "question__hide": false, "total_acs": 1644, "total_submitted": 3291, "total_column_articles": 35, "frontend_question_id": "411", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 410, "question__title": "Split Array Largest Sum", "question__title_slug": "split-array-largest-sum", "question__hide": false, "total_acs": 72828, "total_submitted": 123350, "total_column_articles": 569, "frontend_question_id": "410", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 409, "question__title": "Longest Palindrome", "question__title_slug": "longest-palindrome", "question__hide": false, "total_acs": 187187, "total_submitted": 336095, "total_column_articles": 2139, "frontend_question_id": "409", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 408, "question__title": "Valid Word Abbreviation", "question__title_slug": "valid-word-abbreviation", "question__hide": false, "total_acs": 6850, "total_submitted": 19168, "total_column_articles": 125, "frontend_question_id": "408", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 407, "question__title": "Trapping Rain Water II", "question__title_slug": "trapping-rain-water-ii", "question__hide": false, "total_acs": 36697, "total_submitted": 64045, "total_column_articles": 319, "frontend_question_id": "407", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 406, "question__title": "Queue Reconstruction by Height", "question__title_slug": "queue-reconstruction-by-height", "question__hide": false, "total_acs": 272145, "total_submitted": 356374, "total_column_articles": 1499, "frontend_question_id": "406", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 405, "question__title": "Convert a Number to Hexadecimal", "question__title_slug": "convert-a-number-to-hexadecimal", "question__hide": false, "total_acs": 68912, "total_submitted": 125875, "total_column_articles": 657, "frontend_question_id": "405", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 404, "question__title": "Sum of Left Leaves", "question__title_slug": "sum-of-left-leaves", "question__hide": false, "total_acs": 272664, "total_submitted": 436360, "total_column_articles": 2223, "frontend_question_id": "404", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 403, "question__title": "Frog Jump", "question__title_slug": "frog-jump", "question__hide": false, "total_acs": 64195, "total_submitted": 139346, "total_column_articles": 584, "frontend_question_id": "403", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 402, "question__title": "Remove K Digits", "question__title_slug": "remove-k-digits", "question__hide": false, "total_acs": 145936, "total_submitted": 458767, "total_column_articles": 984, "frontend_question_id": "402", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 401, "question__title": "Binary Watch", "question__title_slug": "binary-watch", "question__hide": false, "total_acs": 75724, "total_submitted": 120818, "total_column_articles": 913, "frontend_question_id": "401", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 400, "question__title": "Nth Digit", "question__title_slug": "nth-digit", "question__hide": false, "total_acs": 61126, "total_submitted": 134151, "total_column_articles": 644, "frontend_question_id": "400", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 399, "question__title": "Evaluate Division", "question__title_slug": "evaluate-division", "question__hide": false, "total_acs": 87431, "total_submitted": 148374, "total_column_articles": 961, "frontend_question_id": "399", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 398, "question__title": "Random Pick Index", "question__title_slug": "random-pick-index", "question__hide": false, "total_acs": 59015, "total_submitted": 85293, "total_column_articles": 480, "frontend_question_id": "398", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 397, "question__title": "Integer Replacement", "question__title_slug": "integer-replacement", "question__hide": false, "total_acs": 70606, "total_submitted": 166763, "total_column_articles": 722, "frontend_question_id": "397", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 396, "question__title": "Rotate Function", "question__title_slug": "rotate-function", "question__hide": false, "total_acs": 52552, "total_submitted": 98925, "total_column_articles": 618, "frontend_question_id": "396", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 395, "question__title": "Longest Substring with At Least K Repeating Characters", "question__title_slug": "longest-substring-with-at-least-k-repeating-characters", "question__hide": false, "total_acs": 89498, "total_submitted": 170264, "total_column_articles": 684, "frontend_question_id": "395", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 394, "question__title": "Decode String", "question__title_slug": "decode-string", "question__hide": false, "total_acs": 276848, "total_submitted": 485023, "total_column_articles": 2421, "frontend_question_id": "394", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 393, "question__title": "UTF-8 Validation", "question__title_slug": "utf-8-validation", "question__hide": false, "total_acs": 40208, "total_submitted": 92043, "total_column_articles": 502, "frontend_question_id": "393", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 392, "question__title": "Is Subsequence", "question__title_slug": "is-subsequence", "question__hide": false, "total_acs": 365187, "total_submitted": 698529, "total_column_articles": 3027, "frontend_question_id": "392", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 391, "question__title": "Perfect Rectangle", "question__title_slug": "perfect-rectangle", "question__hide": false, "total_acs": 28027, "total_submitted": 60880, "total_column_articles": 332, "frontend_question_id": "391", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 390, "question__title": "Elimination Game", "question__title_slug": "elimination-game", "question__hide": false, "total_acs": 38486, "total_submitted": 64501, "total_column_articles": 477, "frontend_question_id": "390", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 389, "question__title": "Find the Difference", "question__title_slug": "find-the-difference", "question__hide": false, "total_acs": 181475, "total_submitted": 275463, "total_column_articles": 1753, "frontend_question_id": "389", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 388, "question__title": "Longest Absolute File Path", "question__title_slug": "longest-absolute-file-path", "question__hide": false, "total_acs": 35694, "total_submitted": 55866, "total_column_articles": 537, "frontend_question_id": "388", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 387, "question__title": "First Unique Character in a String", "question__title_slug": "first-unique-character-in-a-string", "question__hide": false, "total_acs": 405329, "total_submitted": 722515, "total_column_articles": 2247, "frontend_question_id": "387", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 386, "question__title": "Lexicographical Numbers", "question__title_slug": "lexicographical-numbers", "question__hide": false, "total_acs": 73664, "total_submitted": 98627, "total_column_articles": 681, "frontend_question_id": "386", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 385, "question__title": "Mini Parser", "question__title_slug": "mini-parser", "question__hide": false, "total_acs": 32673, "total_submitted": 59551, "total_column_articles": 310, "frontend_question_id": "385", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 384, "question__title": "Shuffle an Array", "question__title_slug": "shuffle-an-array", "question__hide": false, "total_acs": 128579, "total_submitted": 208336, "total_column_articles": 612, "frontend_question_id": "384", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 383, "question__title": "Ransom Note", "question__title_slug": "ransom-note", "question__hide": false, "total_acs": 402008, "total_submitted": 648913, "total_column_articles": 3252, "frontend_question_id": "383", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 382, "question__title": "Linked List Random Node", "question__title_slug": "linked-list-random-node", "question__hide": false, "total_acs": 64875, "total_submitted": 89276, "total_column_articles": 459, "frontend_question_id": "382", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 381, "question__title": "Insert Delete GetRandom O(1) - Duplicates allowed", "question__title_slug": "insert-delete-getrandom-o1-duplicates-allowed", "question__hide": false, "total_acs": 27502, "total_submitted": 65234, "total_column_articles": 242, "frontend_question_id": "381", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 380, "question__title": "Insert Delete GetRandom O(1)", "question__title_slug": "insert-delete-getrandom-o1", "question__hide": false, "total_acs": 131660, "total_submitted": 251346, "total_column_articles": 1795, "frontend_question_id": "380", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 379, "question__title": "Design Phone Directory", "question__title_slug": "design-phone-directory", "question__hide": false, "total_acs": 5938, "total_submitted": 9688, "total_column_articles": 120, "frontend_question_id": "379", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 378, "question__title": "Kth Smallest Element in a Sorted Matrix", "question__title_slug": "kth-smallest-element-in-a-sorted-matrix", "question__hide": false, "total_acs": 128498, "total_submitted": 201950, "total_column_articles": 863, "frontend_question_id": "378", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 377, "question__title": "Combination Sum IV", "question__title_slug": "combination-sum-iv", "question__hide": false, "total_acs": 166730, "total_submitted": 316197, "total_column_articles": 1031, "frontend_question_id": "377", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 376, "question__title": "Wiggle Subsequence", "question__title_slug": "wiggle-subsequence", "question__hide": false, "total_acs": 209716, "total_submitted": 449364, "total_column_articles": 1679, "frontend_question_id": "376", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 375, "question__title": "Guess Number Higher or Lower II", "question__title_slug": "guess-number-higher-or-lower-ii", "question__hide": false, "total_acs": 48250, "total_submitted": 76815, "total_column_articles": 362, "frontend_question_id": "375", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 374, "question__title": "Guess Number Higher or Lower", "question__title_slug": "guess-number-higher-or-lower", "question__hide": false, "total_acs": 175864, "total_submitted": 336626, "total_column_articles": 1080, "frontend_question_id": "374", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 373, "question__title": "Find K Pairs with Smallest Sums", "question__title_slug": "find-k-pairs-with-smallest-sums", "question__hide": false, "total_acs": 65973, "total_submitted": 161680, "total_column_articles": 569, "frontend_question_id": "373", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 372, "question__title": "Super Pow", "question__title_slug": "super-pow", "question__hide": false, "total_acs": 48084, "total_submitted": 84449, "total_column_articles": 517, "frontend_question_id": "372", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 371, "question__title": "Sum of Two Integers", "question__title_slug": "sum-of-two-integers", "question__hide": false, "total_acs": 116473, "total_submitted": 187460, "total_column_articles": 714, "frontend_question_id": "371", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 370, "question__title": "Range Addition", "question__title_slug": "range-addition", "question__hide": false, "total_acs": 13371, "total_submitted": 17303, "total_column_articles": 288, "frontend_question_id": "370", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 369, "question__title": "Plus One Linked List", "question__title_slug": "plus-one-linked-list", "question__hide": false, "total_acs": 9484, "total_submitted": 15255, "total_column_articles": 245, "frontend_question_id": "369", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 368, "question__title": "Largest Divisible Subset", "question__title_slug": "largest-divisible-subset", "question__hide": false, "total_acs": 59211, "total_submitted": 128915, "total_column_articles": 603, "frontend_question_id": "368", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 367, "question__title": "Valid Perfect Square", "question__title_slug": "valid-perfect-square", "question__hide": false, "total_acs": 249643, "total_submitted": 556778, "total_column_articles": 1778, "frontend_question_id": "367", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 366, "question__title": "Find Leaves of Binary Tree", "question__title_slug": "find-leaves-of-binary-tree", "question__hide": false, "total_acs": 10260, "total_submitted": 12745, "total_column_articles": 233, "frontend_question_id": "366", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 365, "question__title": "Water and Jug Problem", "question__title_slug": "water-and-jug-problem", "question__hide": false, "total_acs": 50291, "total_submitted": 125101, "total_column_articles": 625, "frontend_question_id": "365", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 364, "question__title": "Nested List Weight Sum II", "question__title_slug": "nested-list-weight-sum-ii", "question__hide": false, "total_acs": 3414, "total_submitted": 5205, "total_column_articles": 80, "frontend_question_id": "364", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 363, "question__title": "Max Sum of Rectangle No Larger Than K", "question__title_slug": "max-sum-of-rectangle-no-larger-than-k", "question__hide": false, "total_acs": 42811, "total_submitted": 88880, "total_column_articles": 272, "frontend_question_id": "363", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 362, "question__title": "Design Hit Counter", "question__title_slug": "design-hit-counter", "question__hide": false, "total_acs": 7225, "total_submitted": 10492, "total_column_articles": 130, "frontend_question_id": "362", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 361, "question__title": "Bomb Enemy", "question__title_slug": "bomb-enemy", "question__hide": false, "total_acs": 6200, "total_submitted": 10385, "total_column_articles": 109, "frontend_question_id": "361", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 360, "question__title": "Sort Transformed Array", "question__title_slug": "sort-transformed-array", "question__hide": false, "total_acs": 5466, "total_submitted": 8779, "total_column_articles": 92, "frontend_question_id": "360", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 359, "question__title": "Logger Rate Limiter", "question__title_slug": "logger-rate-limiter", "question__hide": false, "total_acs": 8958, "total_submitted": 11952, "total_column_articles": 108, "frontend_question_id": "359", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 358, "question__title": "Rearrange String k Distance Apart", "question__title_slug": "rearrange-string-k-distance-apart", "question__hide": false, "total_acs": 7301, "total_submitted": 19642, "total_column_articles": 95, "frontend_question_id": "358", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 357, "question__title": "Count Numbers with Unique Digits", "question__title_slug": "count-numbers-with-unique-digits", "question__hide": false, "total_acs": 70765, "total_submitted": 116846, "total_column_articles": 944, "frontend_question_id": "357", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 356, "question__title": "Line Reflection", "question__title_slug": "line-reflection", "question__hide": false, "total_acs": 2756, "total_submitted": 7531, "total_column_articles": 63, "frontend_question_id": "356", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 355, "question__title": "Design Twitter", "question__title_slug": "design-twitter", "question__hide": false, "total_acs": 45320, "total_submitted": 110124, "total_column_articles": 734, "frontend_question_id": "355", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 354, "question__title": "Russian Doll Envelopes", "question__title_slug": "russian-doll-envelopes", "question__hide": false, "total_acs": 109367, "total_submitted": 299086, "total_column_articles": 861, "frontend_question_id": "354", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 353, "question__title": "Design Snake Game", "question__title_slug": "design-snake-game", "question__hide": false, "total_acs": 4833, "total_submitted": 11134, "total_column_articles": 90, "frontend_question_id": "353", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 352, "question__title": "Data Stream as Disjoint Intervals", "question__title_slug": "data-stream-as-disjoint-intervals", "question__hide": false, "total_acs": 26087, "total_submitted": 38899, "total_column_articles": 425, "frontend_question_id": "352", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 351, "question__title": "Android Unlock Patterns", "question__title_slug": "android-unlock-patterns", "question__hide": false, "total_acs": 7657, "total_submitted": 12440, "total_column_articles": 136, "frontend_question_id": "351", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 350, "question__title": "Intersection of Two Arrays II", "question__title_slug": "intersection-of-two-arrays-ii", "question__hide": false, "total_acs": 499522, "total_submitted": 872483, "total_column_articles": 2922, "frontend_question_id": "350", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 349, "question__title": "Intersection of Two Arrays", "question__title_slug": "intersection-of-two-arrays", "question__hide": false, "total_acs": 507460, "total_submitted": 683532, "total_column_articles": 3217, "frontend_question_id": "349", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 348, "question__title": "Design Tic-Tac-Toe", "question__title_slug": "design-tic-tac-toe", "question__hide": false, "total_acs": 10002, "total_submitted": 16835, "total_column_articles": 142, "frontend_question_id": "348", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 347, "question__title": "Top K Frequent Elements", "question__title_slug": "top-k-frequent-elements", "question__hide": false, "total_acs": 488722, "total_submitted": 769207, "total_column_articles": 3148, "frontend_question_id": "347", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 346, "question__title": "Moving Average from Data Stream", "question__title_slug": "moving-average-from-data-stream", "question__hide": false, "total_acs": 21288, "total_submitted": 29269, "total_column_articles": 216, "frontend_question_id": "346", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 345, "question__title": "Reverse Vowels of a String", "question__title_slug": "reverse-vowels-of-a-string", "question__hide": false, "total_acs": 185561, "total_submitted": 339426, "total_column_articles": 1565, "frontend_question_id": "345", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 344, "question__title": "Reverse String", "question__title_slug": "reverse-string", "question__hide": false, "total_acs": 845488, "total_submitted": 1057289, "total_column_articles": 3962, "frontend_question_id": "344", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 343, "question__title": "Integer Break", "question__title_slug": "integer-break", "question__hide": false, "total_acs": 296552, "total_submitted": 473168, "total_column_articles": 2046, "frontend_question_id": "343", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 342, "question__title": "Power of Four", "question__title_slug": "power-of-four", "question__hide": false, "total_acs": 141091, "total_submitted": 265969, "total_column_articles": 1153, "frontend_question_id": "342", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 341, "question__title": "Flatten Nested List Iterator", "question__title_slug": "flatten-nested-list-iterator", "question__hide": false, "total_acs": 77944, "total_submitted": 107004, "total_column_articles": 680, "frontend_question_id": "341", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 340, "question__title": "Longest Substring with At Most K Distinct Characters", "question__title_slug": "longest-substring-with-at-most-k-distinct-characters", "question__hide": false, "total_acs": 27719, "total_submitted": 54106, "total_column_articles": 316, "frontend_question_id": "340", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 339, "question__title": "Nested List Weight Sum", "question__title_slug": "nested-list-weight-sum", "question__hide": false, "total_acs": 6446, "total_submitted": 7712, "total_column_articles": 83, "frontend_question_id": "339", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 338, "question__title": "Counting Bits", "question__title_slug": "counting-bits", "question__hide": false, "total_acs": 318089, "total_submitted": 404438, "total_column_articles": 2319, "frontend_question_id": "338", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 337, "question__title": "House Robber III", "question__title_slug": "house-robber-iii", "question__hide": false, "total_acs": 323988, "total_submitted": 526826, "total_column_articles": 1943, "frontend_question_id": "337", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 336, "question__title": "Palindrome Pairs", "question__title_slug": "palindrome-pairs", "question__hide": false, "total_acs": 28360, "total_submitted": 74397, "total_column_articles": 253, "frontend_question_id": "336", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 335, "question__title": "Self Crossing", "question__title_slug": "self-crossing", "question__hide": false, "total_acs": 19133, "total_submitted": 44998, "total_column_articles": 172, "frontend_question_id": "335", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 334, "question__title": "Increasing Triplet Subsequence", "question__title_slug": "increasing-triplet-subsequence", "question__hide": false, "total_acs": 141488, "total_submitted": 330336, "total_column_articles": 889, "frontend_question_id": "334", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 333, "question__title": "Largest BST Subtree", "question__title_slug": "largest-bst-subtree", "question__hide": false, "total_acs": 9843, "total_submitted": 20127, "total_column_articles": 158, "frontend_question_id": "333", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 332, "question__title": "Reconstruct Itinerary", "question__title_slug": "reconstruct-itinerary", "question__hide": false, "total_acs": 97750, "total_submitted": 207687, "total_column_articles": 657, "frontend_question_id": "332", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 331, "question__title": "Verify Preorder Serialization of a Binary Tree", "question__title_slug": "verify-preorder-serialization-of-a-binary-tree", "question__hide": false, "total_acs": 62425, "total_submitted": 129390, "total_column_articles": 665, "frontend_question_id": "331", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 330, "question__title": "Patching Array", "question__title_slug": "patching-array", "question__hide": false, "total_acs": 24468, "total_submitted": 46238, "total_column_articles": 203, "frontend_question_id": "330", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 329, "question__title": "Longest Increasing Path in a Matrix", "question__title_slug": "longest-increasing-path-in-a-matrix", "question__hide": false, "total_acs": 103148, "total_submitted": 198662, "total_column_articles": 879, "frontend_question_id": "329", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 328, "question__title": "Odd Even Linked List", "question__title_slug": "odd-even-linked-list", "question__hide": false, "total_acs": 225962, "total_submitted": 349580, "total_column_articles": 1687, "frontend_question_id": "328", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 327, "question__title": "Count of Range Sum", "question__title_slug": "count-of-range-sum", "question__hide": false, "total_acs": 44214, "total_submitted": 109324, "total_column_articles": 365, "frontend_question_id": "327", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 326, "question__title": "Power of Three", "question__title_slug": "power-of-three", "question__hide": false, "total_acs": 224524, "total_submitted": 439173, "total_column_articles": 986, "frontend_question_id": "326", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 325, "question__title": "Maximum Size Subarray Sum Equals k", "question__title_slug": "maximum-size-subarray-sum-equals-k", "question__hide": false, "total_acs": 17795, "total_submitted": 34522, "total_column_articles": 196, "frontend_question_id": "325", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 324, "question__title": "Wiggle Sort II", "question__title_slug": "wiggle-sort-ii", "question__hide": false, "total_acs": 65169, "total_submitted": 159536, "total_column_articles": 415, "frontend_question_id": "324", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 323, "question__title": "Number of Connected Components in an Undirected Graph", "question__title_slug": "number-of-connected-components-in-an-undirected-graph", "question__hide": false, "total_acs": 25669, "total_submitted": 39257, "total_column_articles": 364, "frontend_question_id": "323", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 322, "question__title": "Coin Change", "question__title_slug": "coin-change", "question__hide": false, "total_acs": 714514, "total_submitted": 1517697, "total_column_articles": 3791, "frontend_question_id": "322", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 321, "question__title": "Create Maximum Number", "question__title_slug": "create-maximum-number", "question__hide": false, "total_acs": 37721, "total_submitted": 89526, "total_column_articles": 310, "frontend_question_id": "321", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 320, "question__title": "Generalized Abbreviation", "question__title_slug": "generalized-abbreviation", "question__hide": false, "total_acs": 4944, "total_submitted": 7041, "total_column_articles": 82, "frontend_question_id": "320", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 319, "question__title": "Bulb Switcher", "question__title_slug": "bulb-switcher", "question__hide": false, "total_acs": 63904, "total_submitted": 110725, "total_column_articles": 549, "frontend_question_id": "319", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 318, "question__title": "Maximum Product of Word Lengths", "question__title_slug": "maximum-product-of-word-lengths", "question__hide": false, "total_acs": 92696, "total_submitted": 128636, "total_column_articles": 772, "frontend_question_id": "318", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 317, "question__title": "Shortest Distance from All Buildings", "question__title_slug": "shortest-distance-from-all-buildings", "question__hide": false, "total_acs": 7838, "total_submitted": 16483, "total_column_articles": 98, "frontend_question_id": "317", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 316, "question__title": "Remove Duplicate Letters", "question__title_slug": "remove-duplicate-letters", "question__hide": false, "total_acs": 127604, "total_submitted": 262477, "total_column_articles": 927, "frontend_question_id": "316", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 315, "question__title": "Count of Smaller Numbers After Self", "question__title_slug": "count-of-smaller-numbers-after-self", "question__hide": false, "total_acs": 87909, "total_submitted": 201959, "total_column_articles": 841, "frontend_question_id": "315", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 314, "question__title": "Binary Tree Vertical Order Traversal", "question__title_slug": "binary-tree-vertical-order-traversal", "question__hide": false, "total_acs": 11611, "total_submitted": 20689, "total_column_articles": 187, "frontend_question_id": "314", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 313, "question__title": "Super Ugly Number", "question__title_slug": "super-ugly-number", "question__hide": false, "total_acs": 61711, "total_submitted": 110266, "total_column_articles": 519, "frontend_question_id": "313", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 312, "question__title": "Burst Balloons", "question__title_slug": "burst-balloons", "question__hide": false, "total_acs": 112239, "total_submitted": 160308, "total_column_articles": 686, "frontend_question_id": "312", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 311, "question__title": "Sparse Matrix Multiplication", "question__title_slug": "sparse-matrix-multiplication", "question__hide": false, "total_acs": 8224, "total_submitted": 10884, "total_column_articles": 93, "frontend_question_id": "311", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 310, "question__title": "Minimum Height Trees", "question__title_slug": "minimum-height-trees", "question__hide": false, "total_acs": 64396, "total_submitted": 151384, "total_column_articles": 501, "frontend_question_id": "310", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 309, "question__title": "Best Time to Buy and Sell Stock with Cooldown", "question__title_slug": "best-time-to-buy-and-sell-stock-with-cooldown", "question__hide": false, "total_acs": 297894, "total_submitted": 460488, "total_column_articles": 2091, "frontend_question_id": "309", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 308, "question__title": "Range Sum Query 2D - Mutable", "question__title_slug": "range-sum-query-2d-mutable", "question__hide": false, "total_acs": 4371, "total_submitted": 6823, "total_column_articles": 85, "frontend_question_id": "308", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 307, "question__title": "Range Sum Query - Mutable", "question__title_slug": "range-sum-query-mutable", "question__hide": false, "total_acs": 85440, "total_submitted": 159998, "total_column_articles": 676, "frontend_question_id": "307", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 306, "question__title": "Additive Number", "question__title_slug": "additive-number", "question__hide": false, "total_acs": 51399, "total_submitted": 136165, "total_column_articles": 711, "frontend_question_id": "306", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 305, "question__title": "Number of Islands II", "question__title_slug": "number-of-islands-ii", "question__hide": false, "total_acs": 10317, "total_submitted": 24497, "total_column_articles": 136, "frontend_question_id": "305", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 304, "question__title": "Range Sum Query 2D - Immutable", "question__title_slug": "range-sum-query-2d-immutable", "question__hide": false, "total_acs": 134835, "total_submitted": 217533, "total_column_articles": 1398, "frontend_question_id": "304", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 303, "question__title": "Range Sum Query - Immutable", "question__title_slug": "range-sum-query-immutable", "question__hide": false, "total_acs": 234527, "total_submitted": 303948, "total_column_articles": 2260, "frontend_question_id": "303", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 302, "question__title": "Smallest Rectangle Enclosing Black Pixels", "question__title_slug": "smallest-rectangle-enclosing-black-pixels", "question__hide": false, "total_acs": 4055, "total_submitted": 6012, "total_column_articles": 67, "frontend_question_id": "302", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 301, "question__title": "Remove Invalid Parentheses", "question__title_slug": "remove-invalid-parentheses", "question__hide": false, "total_acs": 103478, "total_submitted": 187214, "total_column_articles": 608, "frontend_question_id": "301", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 300, "question__title": "Longest Increasing Subsequence", "question__title_slug": "longest-increasing-subsequence", "question__hide": false, "total_acs": 833281, "total_submitted": 1508918, "total_column_articles": 4563, "frontend_question_id": "300", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 299, "question__title": "Bulls and Cows", "question__title_slug": "bulls-and-cows", "question__hide": false, "total_acs": 86318, "total_submitted": 149918, "total_column_articles": 915, "frontend_question_id": "299", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 298, "question__title": "Binary Tree Longest Consecutive Sequence", "question__title_slug": "binary-tree-longest-consecutive-sequence", "question__hide": false, "total_acs": 11157, "total_submitted": 18582, "total_column_articles": 156, "frontend_question_id": "298", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 297, "question__title": "Serialize and Deserialize Binary Tree", "question__title_slug": "serialize-and-deserialize-binary-tree", "question__hide": false, "total_acs": 229220, "total_submitted": 387972, "total_column_articles": 1415, "frontend_question_id": "297", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 296, "question__title": "Best Meeting Point", "question__title_slug": "best-meeting-point", "question__hide": false, "total_acs": 4576, "total_submitted": 7482, "total_column_articles": 69, "frontend_question_id": "296", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 295, "question__title": "Find Median from Data Stream", "question__title_slug": "find-median-from-data-stream", "question__hide": false, "total_acs": 122535, "total_submitted": 227894, "total_column_articles": 840, "frontend_question_id": "295", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 294, "question__title": "Flip Game II", "question__title_slug": "flip-game-ii", "question__hide": false, "total_acs": 6842, "total_submitted": 11525, "total_column_articles": 87, "frontend_question_id": "294", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 293, "question__title": "Flip Game", "question__title_slug": "flip-game", "question__hide": false, "total_acs": 8344, "total_submitted": 11452, "total_column_articles": 128, "frontend_question_id": "293", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 292, "question__title": "Nim Game", "question__title_slug": "nim-game", "question__hide": false, "total_acs": 167827, "total_submitted": 238333, "total_column_articles": 1113, "frontend_question_id": "292", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 291, "question__title": "Word Pattern II", "question__title_slug": "word-pattern-ii", "question__hide": false, "total_acs": 5235, "total_submitted": 10123, "total_column_articles": 106, "frontend_question_id": "291", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 290, "question__title": "Word Pattern", "question__title_slug": "word-pattern", "question__hide": false, "total_acs": 154398, "total_submitted": 346666, "total_column_articles": 1845, "frontend_question_id": "290", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 289, "question__title": "Game of Life", "question__title_slug": "game-of-life", "question__hide": false, "total_acs": 89164, "total_submitted": 117426, "total_column_articles": 1219, "frontend_question_id": "289", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 288, "question__title": "Unique Word Abbreviation", "question__title_slug": "unique-word-abbreviation", "question__hide": false, "total_acs": 6637, "total_submitted": 13373, "total_column_articles": 90, "frontend_question_id": "288", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 287, "question__title": "Find the Duplicate Number", "question__title_slug": "find-the-duplicate-number", "question__hide": false, "total_acs": 349967, "total_submitted": 546435, "total_column_articles": 2127, "frontend_question_id": "287", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 286, "question__title": "Walls and Gates", "question__title_slug": "walls-and-gates", "question__hide": false, "total_acs": 20406, "total_submitted": 36954, "total_column_articles": 243, "frontend_question_id": "286", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 285, "question__title": "Inorder Successor in BST", "question__title_slug": "inorder-successor-in-bst", "question__hide": false, "total_acs": 16431, "total_submitted": 25463, "total_column_articles": 179, "frontend_question_id": "285", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 284, "question__title": "Peeking Iterator", "question__title_slug": "peeking-iterator", "question__hide": false, "total_acs": 33846, "total_submitted": 44201, "total_column_articles": 266, "frontend_question_id": "284", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 283, "question__title": "Move Zeroes", "question__title_slug": "move-zeroes", "question__hide": false, "total_acs": 1213162, "total_submitted": 1909584, "total_column_articles": 7113, "frontend_question_id": "283", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 282, "question__title": "Expression Add Operators", "question__title_slug": "expression-add-operators", "question__hide": false, "total_acs": 27773, "total_submitted": 59436, "total_column_articles": 222, "frontend_question_id": "282", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 281, "question__title": "Zigzag Iterator", "question__title_slug": "zigzag-iterator", "question__hide": false, "total_acs": 6347, "total_submitted": 8236, "total_column_articles": 134, "frontend_question_id": "281", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 280, "question__title": "Wiggle Sort", "question__title_slug": "wiggle-sort", "question__hide": false, "total_acs": 13399, "total_submitted": 19389, "total_column_articles": 131, "frontend_question_id": "280", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 279, "question__title": "Perfect Squares", "question__title_slug": "perfect-squares", "question__hide": false, "total_acs": 458386, "total_submitted": 690515, "total_column_articles": 2149, "frontend_question_id": "279", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 278, "question__title": "First Bad Version", "question__title_slug": "first-bad-version", "question__hide": false, "total_acs": 484154, "total_submitted": 1065189, "total_column_articles": 2595, "frontend_question_id": "278", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 277, "question__title": "Find the Celebrity", "question__title_slug": "find-the-celebrity", "question__hide": false, "total_acs": 15785, "total_submitted": 27286, "total_column_articles": 151, "frontend_question_id": "277", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 276, "question__title": "Paint Fence", "question__title_slug": "paint-fence", "question__hide": false, "total_acs": 12000, "total_submitted": 22043, "total_column_articles": 203, "frontend_question_id": "276", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 275, "question__title": "H-Index II", "question__title_slug": "h-index-ii", "question__hide": false, "total_acs": 99006, "total_submitted": 217133, "total_column_articles": 691, "frontend_question_id": "275", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 274, "question__title": "H-Index", "question__title_slug": "h-index", "question__hide": false, "total_acs": 137346, "total_submitted": 296226, "total_column_articles": 1196, "frontend_question_id": "274", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 273, "question__title": "Integer to English Words", "question__title_slug": "integer-to-english-words", "question__hide": false, "total_acs": 39355, "total_submitted": 107746, "total_column_articles": 450, "frontend_question_id": "273", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 272, "question__title": "Closest Binary Search Tree Value II", "question__title_slug": "closest-binary-search-tree-value-ii", "question__hide": false, "total_acs": 7258, "total_submitted": 10980, "total_column_articles": 135, "frontend_question_id": "272", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 271, "question__title": "Encode and Decode Strings", "question__title_slug": "encode-and-decode-strings", "question__hide": false, "total_acs": 5818, "total_submitted": 9948, "total_column_articles": 80, "frontend_question_id": "271", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 270, "question__title": "Closest Binary Search Tree Value", "question__title_slug": "closest-binary-search-tree-value", "question__hide": false, "total_acs": 19644, "total_submitted": 35896, "total_column_articles": 219, "frontend_question_id": "270", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 269, "question__title": "Alien Dictionary", "question__title_slug": "alien-dictionary", "question__hide": false, "total_acs": 13431, "total_submitted": 36350, "total_column_articles": 192, "frontend_question_id": "269", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 268, "question__title": "Missing Number", "question__title_slug": "missing-number", "question__hide": false, "total_acs": 332091, "total_submitted": 498281, "total_column_articles": 2455, "frontend_question_id": "268", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 267, "question__title": "Palindrome Permutation II", "question__title_slug": "palindrome-permutation-ii", "question__hide": false, "total_acs": 6610, "total_submitted": 14153, "total_column_articles": 134, "frontend_question_id": "267", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 266, "question__title": "Palindrome Permutation", "question__title_slug": "palindrome-permutation", "question__hide": false, "total_acs": 14056, "total_submitted": 19832, "total_column_articles": 201, "frontend_question_id": "266", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 265, "question__title": "Paint House II", "question__title_slug": "paint-house-ii", "question__hide": false, "total_acs": 14946, "total_submitted": 23327, "total_column_articles": 278, "frontend_question_id": "265", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 264, "question__title": "Ugly Number II", "question__title_slug": "ugly-number-ii", "question__hide": false, "total_acs": 167271, "total_submitted": 286885, "total_column_articles": 990, "frontend_question_id": "264", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 263, "question__title": "Ugly Number", "question__title_slug": "ugly-number", "question__hide": false, "total_acs": 170116, "total_submitted": 337947, "total_column_articles": 1201, "frontend_question_id": "263", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 262, "question__title": "Trips and Users", "question__title_slug": "trips-and-users", "question__hide": false, "total_acs": 73013, "total_submitted": 178241, "total_column_articles": 697, "frontend_question_id": "262", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 261, "question__title": "Graph Valid Tree", "question__title_slug": "graph-valid-tree", "question__hide": false, "total_acs": 19327, "total_submitted": 37739, "total_column_articles": 247, "frontend_question_id": "261", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 260, "question__title": "Single Number III", "question__title_slug": "single-number-iii", "question__hide": false, "total_acs": 144088, "total_submitted": 199092, "total_column_articles": 1120, "frontend_question_id": "260", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 259, "question__title": "3Sum Smaller", "question__title_slug": "3sum-smaller", "question__hide": false, "total_acs": 13519, "total_submitted": 24607, "total_column_articles": 146, "frontend_question_id": "259", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 258, "question__title": "Add Digits", "question__title_slug": "add-digits", "question__hide": false, "total_acs": 180775, "total_submitted": 255887, "total_column_articles": 1486, "frontend_question_id": "258", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 257, "question__title": "Binary Tree Paths", "question__title_slug": "binary-tree-paths", "question__hide": false, "total_acs": 356601, "total_submitted": 504527, "total_column_articles": 2131, "frontend_question_id": "257", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 256, "question__title": "Paint House", "question__title_slug": "paint-house", "question__hide": false, "total_acs": 23114, "total_submitted": 32804, "total_column_articles": 327, "frontend_question_id": "256", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 255, "question__title": "Verify Preorder Sequence in Binary Search Tree", "question__title_slug": "verify-preorder-sequence-in-binary-search-tree", "question__hide": false, "total_acs": 10758, "total_submitted": 21751, "total_column_articles": 119, "frontend_question_id": "255", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 254, "question__title": "Factor Combinations", "question__title_slug": "factor-combinations", "question__hide": false, "total_acs": 11399, "total_submitted": 19995, "total_column_articles": 144, "frontend_question_id": "254", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 253, "question__title": "Meeting Rooms II", "question__title_slug": "meeting-rooms-ii", "question__hide": false, "total_acs": 68474, "total_submitted": 130906, "total_column_articles": 605, "frontend_question_id": "253", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 252, "question__title": "Meeting Rooms", "question__title_slug": "meeting-rooms", "question__hide": false, "total_acs": 26006, "total_submitted": 44737, "total_column_articles": 250, "frontend_question_id": "252", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 251, "question__title": "Flatten 2D Vector", "question__title_slug": "flatten-2d-vector", "question__hide": false, "total_acs": 7472, "total_submitted": 13602, "total_column_articles": 113, "frontend_question_id": "251", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 250, "question__title": "Count Univalue Subtrees", "question__title_slug": "count-univalue-subtrees", "question__hide": false, "total_acs": 9154, "total_submitted": 14327, "total_column_articles": 172, "frontend_question_id": "250", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 249, "question__title": "Group Shifted Strings", "question__title_slug": "group-shifted-strings", "question__hide": false, "total_acs": 12305, "total_submitted": 18860, "total_column_articles": 195, "frontend_question_id": "249", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 248, "question__title": "Strobogrammatic Number III", "question__title_slug": "strobogrammatic-number-iii", "question__hide": false, "total_acs": 4608, "total_submitted": 9393, "total_column_articles": 86, "frontend_question_id": "248", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 247, "question__title": "Strobogrammatic Number II", "question__title_slug": "strobogrammatic-number-ii", "question__hide": false, "total_acs": 9399, "total_submitted": 17190, "total_column_articles": 138, "frontend_question_id": "247", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 246, "question__title": "Strobogrammatic Number", "question__title_slug": "strobogrammatic-number", "question__hide": false, "total_acs": 11193, "total_submitted": 23596, "total_column_articles": 179, "frontend_question_id": "246", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 245, "question__title": "Shortest Word Distance III", "question__title_slug": "shortest-word-distance-iii", "question__hide": false, "total_acs": 7884, "total_submitted": 13714, "total_column_articles": 94, "frontend_question_id": "245", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 244, "question__title": "Shortest Word Distance II", "question__title_slug": "shortest-word-distance-ii", "question__hide": false, "total_acs": 10240, "total_submitted": 17081, "total_column_articles": 113, "frontend_question_id": "244", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 243, "question__title": "Shortest Word Distance", "question__title_slug": "shortest-word-distance", "question__hide": false, "total_acs": 16587, "total_submitted": 24777, "total_column_articles": 190, "frontend_question_id": "243", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 242, "question__title": "Valid Anagram", "question__title_slug": "valid-anagram", "question__hide": false, "total_acs": 690032, "total_submitted": 1044078, "total_column_articles": 3777, "frontend_question_id": "242", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 241, "question__title": "Different Ways to Add Parentheses", "question__title_slug": "different-ways-to-add-parentheses", "question__hide": false, "total_acs": 81171, "total_submitted": 107347, "total_column_articles": 792, "frontend_question_id": "241", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 240, "question__title": "Search a 2D Matrix II", "question__title_slug": "search-a-2d-matrix-ii", "question__hide": false, "total_acs": 409933, "total_submitted": 769938, "total_column_articles": 1864, "frontend_question_id": "240", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 239, "question__title": "Sliding Window Maximum", "question__title_slug": "sliding-window-maximum", "question__hide": false, "total_acs": 521141, "total_submitted": 1059695, "total_column_articles": 3651, "frontend_question_id": "239", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 238, "question__title": "Product of Array Except Self", "question__title_slug": "product-of-array-except-self", "question__hide": false, "total_acs": 347303, "total_submitted": 463263, "total_column_articles": 2005, "frontend_question_id": "238", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 237, "question__title": "Delete Node in a Linked List", "question__title_slug": "delete-node-in-a-linked-list", "question__hide": false, "total_acs": 358713, "total_submitted": 416166, "total_column_articles": 1801, "frontend_question_id": "237", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 236, "question__title": "Lowest Common Ancestor of a Binary Tree", "question__title_slug": "lowest-common-ancestor-of-a-binary-tree", "question__hide": false, "total_acs": 619916, "total_submitted": 885063, "total_column_articles": 3038, "frontend_question_id": "236", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 235, "question__title": "Lowest Common Ancestor of a Binary Search Tree", "question__title_slug": "lowest-common-ancestor-of-a-binary-search-tree", "question__hide": false, "total_acs": 379056, "total_submitted": 549048, "total_column_articles": 1977, "frontend_question_id": "235", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 234, "question__title": "Palindrome Linked List", "question__title_slug": "palindrome-linked-list", "question__hide": false, "total_acs": 664072, "total_submitted": 1235086, "total_column_articles": 3766, "frontend_question_id": "234", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 233, "question__title": "Number of Digit One", "question__title_slug": "number-of-digit-one", "question__hide": false, "total_acs": 59520, "total_submitted": 121010, "total_column_articles": 653, "frontend_question_id": "233", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 232, "question__title": "Implement Queue using Stacks", "question__title_slug": "implement-queue-using-stacks", "question__hide": false, "total_acs": 400891, "total_submitted": 591187, "total_column_articles": 2508, "frontend_question_id": "232", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 231, "question__title": "Power of Two", "question__title_slug": "power-of-two", "question__hide": false, "total_acs": 316841, "total_submitted": 635988, "total_column_articles": 2236, "frontend_question_id": "231", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 230, "question__title": "Kth Smallest Element in a BST", "question__title_slug": "kth-smallest-element-in-a-bst", "question__hide": false, "total_acs": 307075, "total_submitted": 401400, "total_column_articles": 1972, "frontend_question_id": "230", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 229, "question__title": "Majority Element II", "question__title_slug": "majority-element-ii", "question__hide": false, "total_acs": 102015, "total_submitted": 188283, "total_column_articles": 878, "frontend_question_id": "229", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 228, "question__title": "Summary Ranges", "question__title_slug": "summary-ranges", "question__hide": false, "total_acs": 133303, "total_submitted": 243092, "total_column_articles": 1325, "frontend_question_id": "228", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 227, "question__title": "Basic Calculator II", "question__title_slug": "basic-calculator-ii", "question__hide": false, "total_acs": 159789, "total_submitted": 357588, "total_column_articles": 1133, "frontend_question_id": "227", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 226, "question__title": "Invert Binary Tree", "question__title_slug": "invert-binary-tree", "question__hide": false, "total_acs": 774990, "total_submitted": 970603, "total_column_articles": 4544, "frontend_question_id": "226", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 225, "question__title": "Implement Stack using Queues", "question__title_slug": "implement-stack-using-queues", "question__hide": false, "total_acs": 328971, "total_submitted": 503360, "total_column_articles": 5701, "frontend_question_id": "225", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 224, "question__title": "Basic Calculator", "question__title_slug": "basic-calculator", "question__hide": false, "total_acs": 129935, "total_submitted": 304991, "total_column_articles": 1083, "frontend_question_id": "224", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 223, "question__title": "Rectangle Area", "question__title_slug": "rectangle-area", "question__hide": false, "total_acs": 61149, "total_submitted": 113472, "total_column_articles": 670, "frontend_question_id": "223", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 222, "question__title": "Count Complete Tree Nodes", "question__title_slug": "count-complete-tree-nodes", "question__hide": false, "total_acs": 338789, "total_submitted": 417449, "total_column_articles": 1949, "frontend_question_id": "222", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 221, "question__title": "Maximal Square", "question__title_slug": "maximal-square", "question__hide": false, "total_acs": 298031, "total_submitted": 596656, "total_column_articles": 1789, "frontend_question_id": "221", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 220, "question__title": "Contains Duplicate III", "question__title_slug": "contains-duplicate-iii", "question__hide": false, "total_acs": 98509, "total_submitted": 324485, "total_column_articles": 650, "frontend_question_id": "220", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 219, "question__title": "Contains Duplicate II", "question__title_slug": "contains-duplicate-ii", "question__hide": false, "total_acs": 264787, "total_submitted": 585540, "total_column_articles": 1950, "frontend_question_id": "219", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 218, "question__title": "The Skyline Problem", "question__title_slug": "the-skyline-problem", "question__hide": false, "total_acs": 52096, "total_submitted": 94483, "total_column_articles": 454, "frontend_question_id": "218", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 217, "question__title": "Contains Duplicate", "question__title_slug": "contains-duplicate", "question__hide": false, "total_acs": 832890, "total_submitted": 1513918, "total_column_articles": 3875, "frontend_question_id": "217", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 216, "question__title": "Combination Sum III", "question__title_slug": "combination-sum-iii", "question__hide": false, "total_acs": 320669, "total_submitted": 450600, "total_column_articles": 2115, "frontend_question_id": "216", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 215, "question__title": "Kth Largest Element in an Array", "question__title_slug": "kth-largest-element-in-an-array", "question__hide": false, "total_acs": 961777, "total_submitted": 1541459, "total_column_articles": 4331, "frontend_question_id": "215", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 214, "question__title": "Shortest Palindrome", "question__title_slug": "shortest-palindrome", "question__hide": false, "total_acs": 49286, "total_submitted": 122409, "total_column_articles": 496, "frontend_question_id": "214", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 213, "question__title": "House Robber II", "question__title_slug": "house-robber-ii", "question__hide": false, "total_acs": 394019, "total_submitted": 880405, "total_column_articles": 2945, "frontend_question_id": "213", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 212, "question__title": "Word Search II", "question__title_slug": "word-search-ii", "question__hide": false, "total_acs": 98419, "total_submitted": 226326, "total_column_articles": 775, "frontend_question_id": "212", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 211, "question__title": "Design Add and Search Words Data Structure", "question__title_slug": "design-add-and-search-words-data-structure", "question__hide": false, "total_acs": 79946, "total_submitted": 160857, "total_column_articles": 784, "frontend_question_id": "211", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 210, "question__title": "Course Schedule II", "question__title_slug": "course-schedule-ii", "question__hide": false, "total_acs": 213112, "total_submitted": 368932, "total_column_articles": 1487, "frontend_question_id": "210", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 209, "question__title": "Minimum Size Subarray Sum", "question__title_slug": "minimum-size-subarray-sum", "question__hide": false, "total_acs": 655860, "total_submitted": 1412196, "total_column_articles": 3843, "frontend_question_id": "209", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 208, "question__title": "Implement Trie (Prefix Tree)", "question__title_slug": "implement-trie-prefix-tree", "question__hide": false, "total_acs": 294623, "total_submitted": 409596, "total_column_articles": 1771, "frontend_question_id": "208", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 207, "question__title": "Course Schedule", "question__title_slug": "course-schedule", "question__hide": false, "total_acs": 358481, "total_submitted": 665603, "total_column_articles": 2440, "frontend_question_id": "207", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 206, "question__title": "Reverse Linked List", "question__title_slug": "reverse-linked-list", "question__hide": false, "total_acs": 1692950, "total_submitted": 2295838, "total_column_articles": 12128, "frontend_question_id": "206", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 205, "question__title": "Isomorphic Strings", "question__title_slug": "isomorphic-strings", "question__hide": false, "total_acs": 233698, "total_submitted": 476119, "total_column_articles": 1689, "frontend_question_id": "205", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 204, "question__title": "Count Primes", "question__title_slug": "count-primes", "question__hide": false, "total_acs": 265303, "total_submitted": 715544, "total_column_articles": 1130, "frontend_question_id": "204", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 203, "question__title": "Remove Linked List Elements", "question__title_slug": "remove-linked-list-elements", "question__hide": false, "total_acs": 651997, "total_submitted": 1170995, "total_column_articles": 3534, "frontend_question_id": "203", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 202, "question__title": "Happy Number", "question__title_slug": "happy-number", "question__hide": false, "total_acs": 447509, "total_submitted": 703405, "total_column_articles": 3113, "frontend_question_id": "202", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 201, "question__title": "Bitwise AND of Numbers Range", "question__title_slug": "bitwise-and-of-numbers-range", "question__hide": false, "total_acs": 82127, "total_submitted": 151373, "total_column_articles": 553, "frontend_question_id": "201", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 200, "question__title": "Number of Islands", "question__title_slug": "number-of-islands", "question__hide": false, "total_acs": 738624, "total_submitted": 1234110, "total_column_articles": 4263, "frontend_question_id": "200", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 199, "question__title": "Binary Tree Right Side View", "question__title_slug": "binary-tree-right-side-view", "question__hide": false, "total_acs": 345659, "total_submitted": 520969, "total_column_articles": 2979, "frontend_question_id": "199", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 198, "question__title": "House Robber", "question__title_slug": "house-robber", "question__hide": false, "total_acs": 874113, "total_submitted": 1595363, "total_column_articles": 5109, "frontend_question_id": "198", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 197, "question__title": "Rising Temperature", "question__title_slug": "rising-temperature", "question__hide": false, "total_acs": 209738, "total_submitted": 391451, "total_column_articles": 1139, "frontend_question_id": "197", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 196, "question__title": "Delete Duplicate Emails", "question__title_slug": "delete-duplicate-emails", "question__hide": false, "total_acs": 236259, "total_submitted": 348962, "total_column_articles": 880, "frontend_question_id": "196", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 195, "question__title": "Tenth Line", "question__title_slug": "tenth-line", "question__hide": false, "total_acs": 55850, "total_submitted": 127301, "total_column_articles": 219, "frontend_question_id": "195", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 194, "question__title": "Transpose File", "question__title_slug": "transpose-file", "question__hide": false, "total_acs": 16520, "total_submitted": 48346, "total_column_articles": 108, "frontend_question_id": "194", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 193, "question__title": "Valid Phone Numbers", "question__title_slug": "valid-phone-numbers", "question__hide": false, "total_acs": 41736, "total_submitted": 124834, "total_column_articles": 208, "frontend_question_id": "193", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 192, "question__title": "Word Frequency", "question__title_slug": "word-frequency", "question__hide": false, "total_acs": 32863, "total_submitted": 92689, "total_column_articles": 245, "frontend_question_id": "192", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 191, "question__title": "Number of 1 Bits", "question__title_slug": "number-of-1-bits", "question__hide": false, "total_acs": 354394, "total_submitted": 461413, "total_column_articles": 2168, "frontend_question_id": "191", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 190, "question__title": "Reverse Bits", "question__title_slug": "reverse-bits", "question__hide": false, "total_acs": 227127, "total_submitted": 315009, "total_column_articles": 1377, "frontend_question_id": "190", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 189, "question__title": "Rotate Array", "question__title_slug": "rotate-array", "question__hide": false, "total_acs": 754755, "total_submitted": 1699686, "total_column_articles": 3734, "frontend_question_id": "189", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 188, "question__title": "Best Time to Buy and Sell Stock IV", "question__title_slug": "best-time-to-buy-and-sell-stock-iv", "question__hide": false, "total_acs": 229903, "total_submitted": 476523, "total_column_articles": 1526, "frontend_question_id": "188", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 187, "question__title": "Repeated DNA Sequences", "question__title_slug": "repeated-dna-sequences", "question__hide": false, "total_acs": 164167, "total_submitted": 299948, "total_column_articles": 1131, "frontend_question_id": "187", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 186, "question__title": "Reverse Words in a String II", "question__title_slug": "reverse-words-in-a-string-ii", "question__hide": false, "total_acs": 16670, "total_submitted": 22001, "total_column_articles": 211, "frontend_question_id": "186", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 185, "question__title": "Department Top Three Salaries", "question__title_slug": "department-top-three-salaries", "question__hide": false, "total_acs": 136246, "total_submitted": 254377, "total_column_articles": 1124, "frontend_question_id": "185", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 184, "question__title": "Department Highest Salary", "question__title_slug": "department-highest-salary", "question__hide": false, "total_acs": 191486, "total_submitted": 369679, "total_column_articles": 1227, "frontend_question_id": "184", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 183, "question__title": "Customers Who Never Order", "question__title_slug": "customers-who-never-order", "question__hide": false, "total_acs": 365664, "total_submitted": 551718, "total_column_articles": 1220, "frontend_question_id": "183", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 182, "question__title": "Duplicate Emails", "question__title_slug": "duplicate-emails", "question__hide": false, "total_acs": 324828, "total_submitted": 412890, "total_column_articles": 1107, "frontend_question_id": "182", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 181, "question__title": "Employees Earning More Than Their Managers", "question__title_slug": "employees-earning-more-than-their-managers", "question__hide": false, "total_acs": 302866, "total_submitted": 441618, "total_column_articles": 1200, "frontend_question_id": "181", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 180, "question__title": "Consecutive Numbers", "question__title_slug": "consecutive-numbers", "question__hide": false, "total_acs": 169220, "total_submitted": 358096, "total_column_articles": 977, "frontend_question_id": "180", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 179, "question__title": "Largest Number", "question__title_slug": "largest-number", "question__hide": false, "total_acs": 214002, "total_submitted": 522471, "total_column_articles": 1507, "frontend_question_id": "179", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 178, "question__title": "Rank Scores", "question__title_slug": "rank-scores", "question__hide": false, "total_acs": 221826, "total_submitted": 360524, "total_column_articles": 1092, "frontend_question_id": "178", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 177, "question__title": "Nth Highest Salary", "question__title_slug": "nth-highest-salary", "question__hide": false, "total_acs": 227804, "total_submitted": 489276, "total_column_articles": 909, "frontend_question_id": "177", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 176, "question__title": "Second Highest Salary", "question__title_slug": "second-highest-salary", "question__hide": false, "total_acs": 448763, "total_submitted": 1214257, "total_column_articles": 1830, "frontend_question_id": "176", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 175, "question__title": "Combine Two Tables", "question__title_slug": "combine-two-tables", "question__hide": false, "total_acs": 538306, "total_submitted": 725356, "total_column_articles": 2286, "frontend_question_id": "175", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 174, "question__title": "Dungeon Game", "question__title_slug": "dungeon-game", "question__hide": false, "total_acs": 69078, "total_submitted": 142053, "total_column_articles": 1461, "frontend_question_id": "174", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 173, "question__title": "Binary Search Tree Iterator", "question__title_slug": "binary-search-tree-iterator", "question__hide": false, "total_acs": 124524, "total_submitted": 152371, "total_column_articles": 933, "frontend_question_id": "173", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 172, "question__title": "Factorial Trailing Zeroes", "question__title_slug": "factorial-trailing-zeroes", "question__hide": false, "total_acs": 182058, "total_submitted": 363046, "total_column_articles": 1160, "frontend_question_id": "172", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 171, "question__title": "Excel Sheet Column Number", "question__title_slug": "excel-sheet-column-number", "question__hide": false, "total_acs": 174770, "total_submitted": 244834, "total_column_articles": 1406, "frontend_question_id": "171", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 170, "question__title": "Two Sum III - Data structure design", "question__title_slug": "two-sum-iii-data-structure-design", "question__hide": false, "total_acs": 17178, "total_submitted": 40244, "total_column_articles": 160, "frontend_question_id": "170", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 169, "question__title": "Majority Element", "question__title_slug": "majority-element", "question__hide": false, "total_acs": 817369, "total_submitted": 1230950, "total_column_articles": 4187, "frontend_question_id": "169", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 168, "question__title": "Excel Sheet Column Title", "question__title_slug": "excel-sheet-column-title", "question__hide": false, "total_acs": 147435, "total_submitted": 333395, "total_column_articles": 1201, "frontend_question_id": "168", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 167, "question__title": "Two Sum II - Input Array Is Sorted", "question__title_slug": "two-sum-ii-input-array-is-sorted", "question__hide": false, "total_acs": 632272, "total_submitted": 1055108, "total_column_articles": 3991, "frontend_question_id": "167", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 166, "question__title": "Fraction to Recurring Decimal", "question__title_slug": "fraction-to-recurring-decimal", "question__hide": false, "total_acs": 67287, "total_submitted": 201063, "total_column_articles": 550, "frontend_question_id": "166", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 165, "question__title": "Compare Version Numbers", "question__title_slug": "compare-version-numbers", "question__hide": false, "total_acs": 162751, "total_submitted": 313153, "total_column_articles": 1344, "frontend_question_id": "165", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 164, "question__title": "Maximum Gap", "question__title_slug": "maximum-gap", "question__hide": false, "total_acs": 90175, "total_submitted": 150168, "total_column_articles": 691, "frontend_question_id": "164", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 163, "question__title": "Missing Ranges", "question__title_slug": "missing-ranges", "question__hide": false, "total_acs": 20352, "total_submitted": 56849, "total_column_articles": 276, "frontend_question_id": "163", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 162, "question__title": "Find Peak Element", "question__title_slug": "find-peak-element", "question__hide": false, "total_acs": 338154, "total_submitted": 686776, "total_column_articles": 2085, "frontend_question_id": "162", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 161, "question__title": "One Edit Distance", "question__title_slug": "one-edit-distance", "question__hide": false, "total_acs": 16170, "total_submitted": 47859, "total_column_articles": 210, "frontend_question_id": "161", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 160, "question__title": "Intersection of Two Linked Lists", "question__title_slug": "intersection-of-two-linked-lists", "question__hide": false, "total_acs": 755419, "total_submitted": 1177562, "total_column_articles": 4038, "frontend_question_id": "160", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 159, "question__title": "Longest Substring with At Most Two Distinct Characters", "question__title_slug": "longest-substring-with-at-most-two-distinct-characters", "question__hide": false, "total_acs": 34553, "total_submitted": 61886, "total_column_articles": 357, "frontend_question_id": "159", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 158, "question__title": "Read N Characters Given read4 II - Call Multiple Times", "question__title_slug": "read-n-characters-given-read4-ii-call-multiple-times", "question__hide": false, "total_acs": 5217, "total_submitted": 8713, "total_column_articles": 106, "frontend_question_id": "158", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 157, "question__title": "Read N Characters Given Read4", "question__title_slug": "read-n-characters-given-read4", "question__hide": false, "total_acs": 10601, "total_submitted": 19434, "total_column_articles": 137, "frontend_question_id": "157", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 156, "question__title": "Binary Tree Upside Down", "question__title_slug": "binary-tree-upside-down", "question__hide": false, "total_acs": 14453, "total_submitted": 19933, "total_column_articles": 249, "frontend_question_id": "156", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 155, "question__title": "Min Stack", "question__title_slug": "min-stack", "question__hide": false, "total_acs": 527659, "total_submitted": 890042, "total_column_articles": 2697, "frontend_question_id": "155", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 154, "question__title": "Find Minimum in Rotated Sorted Array II", "question__title_slug": "find-minimum-in-rotated-sorted-array-ii", "question__hide": false, "total_acs": 183393, "total_submitted": 350414, "total_column_articles": 1342, "frontend_question_id": "154", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 153, "question__title": "Find Minimum in Rotated Sorted Array", "question__title_slug": "find-minimum-in-rotated-sorted-array", "question__hide": false, "total_acs": 414118, "total_submitted": 723599, "total_column_articles": 2609, "frontend_question_id": "153", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 152, "question__title": "Maximum Product Subarray", "question__title_slug": "maximum-product-subarray", "question__hide": false, "total_acs": 393927, "total_submitted": 913092, "total_column_articles": 2240, "frontend_question_id": "152", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 151, "question__title": "Reverse Words in a String", "question__title_slug": "reverse-words-in-a-string", "question__hide": false, "total_acs": 482942, "total_submitted": 904267, "total_column_articles": 3481, "frontend_question_id": "151", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 150, "question__title": "Evaluate Reverse Polish Notation", "question__title_slug": "evaluate-reverse-polish-notation", "question__hide": false, "total_acs": 324188, "total_submitted": 607036, "total_column_articles": 2156, "frontend_question_id": "150", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 149, "question__title": "Max Points on a Line", "question__title_slug": "max-points-on-a-line", "question__hide": false, "total_acs": 85386, "total_submitted": 214890, "total_column_articles": 828, "frontend_question_id": "149", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 148, "question__title": "Sort List", "question__title_slug": "sort-list", "question__hide": false, "total_acs": 451248, "total_submitted": 688718, "total_column_articles": 2368, "frontend_question_id": "148", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 147, "question__title": "Insertion Sort List", "question__title_slug": "insertion-sort-list", "question__hide": false, "total_acs": 158231, "total_submitted": 227614, "total_column_articles": 1153, "frontend_question_id": "147", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 146, "question__title": "LRU Cache", "question__title_slug": "lru-cache", "question__hide": false, "total_acs": 564392, "total_submitted": 1050143, "total_column_articles": 3910, "frontend_question_id": "146", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 145, "question__title": "Binary Tree Postorder Traversal", "question__title_slug": "binary-tree-postorder-traversal", "question__hide": false, "total_acs": 701673, "total_submitted": 919360, "total_column_articles": 2881, "frontend_question_id": "145", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 144, "question__title": "Binary Tree Preorder Traversal", "question__title_slug": "binary-tree-preorder-traversal", "question__hide": false, "total_acs": 970186, "total_submitted": 1358665, "total_column_articles": 3786, "frontend_question_id": "144", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 143, "question__title": "Reorder List", "question__title_slug": "reorder-list", "question__hide": false, "total_acs": 295256, "total_submitted": 448075, "total_column_articles": 2069, "frontend_question_id": "143", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 142, "question__title": "Linked List Cycle II", "question__title_slug": "linked-list-cycle-ii", "question__hide": false, "total_acs": 786840, "total_submitted": 1357032, "total_column_articles": 4226, "frontend_question_id": "142", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 141, "question__title": "Linked List Cycle", "question__title_slug": "linked-list-cycle", "question__hide": false, "total_acs": 1123890, "total_submitted": 2162679, "total_column_articles": 5426, "frontend_question_id": "141", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 140, "question__title": "Word Break II", "question__title_slug": "word-break-ii", "question__hide": false, "total_acs": 95176, "total_submitted": 163893, "total_column_articles": 1044, "frontend_question_id": "140", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 139, "question__title": "Word Break", "question__title_slug": "word-break", "question__hide": false, "total_acs": 508912, "total_submitted": 931208, "total_column_articles": 2675, "frontend_question_id": "139", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 138, "question__title": "Copy List with Random Pointer", "question__title_slug": "copy-list-with-random-pointer", "question__hide": false, "total_acs": 233703, "total_submitted": 353841, "total_column_articles": 1548, "frontend_question_id": "138", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 137, "question__title": "Single Number II", "question__title_slug": "single-number-ii", "question__hide": false, "total_acs": 186658, "total_submitted": 257912, "total_column_articles": 1263, "frontend_question_id": "137", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 136, "question__title": "Single Number", "question__title_slug": "single-number", "question__hide": false, "total_acs": 1002801, "total_submitted": 1373859, "total_column_articles": 4406, "frontend_question_id": "136", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 135, "question__title": "Candy", "question__title_slug": "candy", "question__hide": false, "total_acs": 266917, "total_submitted": 538749, "total_column_articles": 1734, "frontend_question_id": "135", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 134, "question__title": "Gas Station", "question__title_slug": "gas-station", "question__hide": false, "total_acs": 305066, "total_submitted": 618495, "total_column_articles": 1927, "frontend_question_id": "134", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 133, "question__title": "Clone Graph", "question__title_slug": "clone-graph", "question__hide": false, "total_acs": 129641, "total_submitted": 186189, "total_column_articles": 859, "frontend_question_id": "133", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 132, "question__title": "Palindrome Partitioning II", "question__title_slug": "palindrome-partitioning-ii", "question__hide": false, "total_acs": 83332, "total_submitted": 167198, "total_column_articles": 644, "frontend_question_id": "132", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 131, "question__title": "Palindrome Partitioning", "question__title_slug": "palindrome-partitioning", "question__hide": false, "total_acs": 343700, "total_submitted": 468191, "total_column_articles": 1884, "frontend_question_id": "131", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 130, "question__title": "Surrounded Regions", "question__title_slug": "surrounded-regions", "question__hide": false, "total_acs": 253027, "total_submitted": 546500, "total_column_articles": 2326, "frontend_question_id": "130", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 129, "question__title": "Sum Root to Leaf Numbers", "question__title_slug": "sum-root-to-leaf-numbers", "question__hide": false, "total_acs": 237567, "total_submitted": 338529, "total_column_articles": 1872, "frontend_question_id": "129", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 128, "question__title": "Longest Consecutive Sequence", "question__title_slug": "longest-consecutive-sequence", "question__hide": false, "total_acs": 497537, "total_submitted": 938535, "total_column_articles": 2816, "frontend_question_id": "128", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 127, "question__title": "Word Ladder", "question__title_slug": "word-ladder", "question__hide": false, "total_acs": 199532, "total_submitted": 412596, "total_column_articles": 1067, "frontend_question_id": "127", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 126, "question__title": "Word Ladder II", "question__title_slug": "word-ladder-ii", "question__hide": false, "total_acs": 56946, "total_submitted": 152680, "total_column_articles": 508, "frontend_question_id": "126", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 125, "question__title": "Valid Palindrome", "question__title_slug": "valid-palindrome", "question__hide": false, "total_acs": 530797, "total_submitted": 1137501, "total_column_articles": 3189, "frontend_question_id": "125", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 124, "question__title": "Binary Tree Maximum Path Sum", "question__title_slug": "binary-tree-maximum-path-sum", "question__hide": false, "total_acs": 363319, "total_submitted": 801255, "total_column_articles": 2087, "frontend_question_id": "124", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 123, "question__title": "Best Time to Buy and Sell Stock III", "question__title_slug": "best-time-to-buy-and-sell-stock-iii", "question__hide": false, "total_acs": 304946, "total_submitted": 508298, "total_column_articles": 1640, "frontend_question_id": "123", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 122, "question__title": "Best Time to Buy and Sell Stock II", "question__title_slug": "best-time-to-buy-and-sell-stock-ii", "question__hide": false, "total_acs": 994448, "total_submitted": 1365882, "total_column_articles": 5214, "frontend_question_id": "122", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 121, "question__title": "Best Time to Buy and Sell Stock", "question__title_slug": "best-time-to-buy-and-sell-stock", "question__hide": false, "total_acs": 1266169, "total_submitted": 2193712, "total_column_articles": 6720, "frontend_question_id": "121", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 120, "question__title": "Triangle", "question__title_slug": "triangle", "question__hide": false, "total_acs": 320513, "total_submitted": 467129, "total_column_articles": 2543, "frontend_question_id": "120", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 119, "question__title": "Pascal's Triangle II", "question__title_slug": "pascals-triangle-ii", "question__hide": false, "total_acs": 291661, "total_submitted": 423214, "total_column_articles": 2164, "frontend_question_id": "119", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 118, "question__title": "Pascal's Triangle", "question__title_slug": "pascals-triangle", "question__hide": false, "total_acs": 463134, "total_submitted": 613349, "total_column_articles": 3412, "frontend_question_id": "118", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 117, "question__title": "Populating Next Right Pointers in Each Node II", "question__title_slug": "populating-next-right-pointers-in-each-node-ii", "question__hide": false, "total_acs": 227580, "total_submitted": 334966, "total_column_articles": 1569, "frontend_question_id": "117", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 116, "question__title": "Populating Next Right Pointers in Each Node", "question__title_slug": "populating-next-right-pointers-in-each-node", "question__hide": false, "total_acs": 381063, "total_submitted": 522412, "total_column_articles": 2763, "frontend_question_id": "116", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 115, "question__title": "Distinct Subsequences", "question__title_slug": "distinct-subsequences", "question__hide": false, "total_acs": 158558, "total_submitted": 307309, "total_column_articles": 1348, "frontend_question_id": "115", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 114, "question__title": "Flatten Binary Tree to Linked List", "question__title_slug": "flatten-binary-tree-to-linked-list", "question__hide": false, "total_acs": 407160, "total_submitted": 555900, "total_column_articles": 3128, "frontend_question_id": "114", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 113, "question__title": "Path Sum II", "question__title_slug": "path-sum-ii", "question__hide": false, "total_acs": 379738, "total_submitted": 600762, "total_column_articles": 2322, "frontend_question_id": "113", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 112, "question__title": "Path Sum", "question__title_slug": "path-sum", "question__hide": false, "total_acs": 613906, "total_submitted": 1140806, "total_column_articles": 3315, "frontend_question_id": "112", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 111, "question__title": "Minimum Depth of Binary Tree", "question__title_slug": "minimum-depth-of-binary-tree", "question__hide": false, "total_acs": 628710, "total_submitted": 1183822, "total_column_articles": 4089, "frontend_question_id": "111", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 110, "question__title": "Balanced Binary Tree", "question__title_slug": "balanced-binary-tree", "question__hide": false, "total_acs": 561405, "total_submitted": 969111, "total_column_articles": 2755, "frontend_question_id": "110", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 109, "question__title": "Convert Sorted List to Binary Search Tree", "question__title_slug": "convert-sorted-list-to-binary-search-tree", "question__hide": false, "total_acs": 154854, "total_submitted": 202456, "total_column_articles": 1170, "frontend_question_id": "109", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 108, "question__title": "Convert Sorted Array to Binary Search Tree", "question__title_slug": "convert-sorted-array-to-binary-search-tree", "question__hide": false, "total_acs": 410863, "total_submitted": 528065, "total_column_articles": 2234, "frontend_question_id": "108", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 107, "question__title": "Binary Tree Level Order Traversal II", "question__title_slug": "binary-tree-level-order-traversal-ii", "question__hide": false, "total_acs": 300069, "total_submitted": 411326, "total_column_articles": 2071, "frontend_question_id": "107", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 106, "question__title": "Construct Binary Tree from Inorder and Postorder Traversal", "question__title_slug": "construct-binary-tree-from-inorder-and-postorder-traversal", "question__hide": false, "total_acs": 325009, "total_submitted": 452891, "total_column_articles": 1872, "frontend_question_id": "106", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 105, "question__title": "Construct Binary Tree from Preorder and Inorder Traversal", "question__title_slug": "construct-binary-tree-from-preorder-and-inorder-traversal", "question__hide": false, "total_acs": 559000, "total_submitted": 785526, "total_column_articles": 2800, "frontend_question_id": "105", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 104, "question__title": "Maximum Depth of Binary Tree", "question__title_slug": "maximum-depth-of-binary-tree", "question__hide": false, "total_acs": 1162341, "total_submitted": 1505203, "total_column_articles": 5548, "frontend_question_id": "104", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 103, "question__title": "Binary Tree Zigzag Level Order Traversal", "question__title_slug": "binary-tree-zigzag-level-order-traversal", "question__hide": false, "total_acs": 333648, "total_submitted": 576500, "total_column_articles": 2572, "frontend_question_id": "103", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 102, "question__title": "Binary Tree Level Order Traversal", "question__title_slug": "binary-tree-level-order-traversal", "question__hide": false, "total_acs": 923150, "total_submitted": 1393798, "total_column_articles": 4771, "frontend_question_id": "102", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 101, "question__title": "Symmetric Tree", "question__title_slug": "symmetric-tree", "question__hide": false, "total_acs": 941301, "total_submitted": 1584117, "total_column_articles": 4596, "frontend_question_id": "101", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 100, "question__title": "Same Tree", "question__title_slug": "same-tree", "question__hide": false, "total_acs": 514442, "total_submitted": 850078, "total_column_articles": 3325, "frontend_question_id": "100", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 99, "question__title": "Recover Binary Search Tree", "question__title_slug": "recover-binary-search-tree", "question__hide": false, "total_acs": 145394, "total_submitted": 240761, "total_column_articles": 1138, "frontend_question_id": "99", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 98, "question__title": "Validate Binary Search Tree", "question__title_slug": "validate-binary-search-tree", "question__hide": false, "total_acs": 814329, "total_submitted": 2177181, "total_column_articles": 4310, "frontend_question_id": "98", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 97, "question__title": "Interleaving String", "question__title_slug": "interleaving-string", "question__hide": false, "total_acs": 130016, "total_submitted": 291099, "total_column_articles": 944, "frontend_question_id": "97", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 96, "question__title": "Unique Binary Search Trees", "question__title_slug": "unique-binary-search-trees", "question__hide": false, "total_acs": 408236, "total_submitted": 575575, "total_column_articles": 2628, "frontend_question_id": "96", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 95, "question__title": "Unique Binary Search Trees II", "question__title_slug": "unique-binary-search-trees-ii", "question__hide": false, "total_acs": 180552, "total_submitted": 244925, "total_column_articles": 1100, "frontend_question_id": "95", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 94, "question__title": "Binary Tree Inorder Traversal", "question__title_slug": "binary-tree-inorder-traversal", "question__hide": false, "total_acs": 1300251, "total_submitted": 1703486, "total_column_articles": 4560, "frontend_question_id": "94", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 93, "question__title": "Restore IP Addresses", "question__title_slug": "restore-ip-addresses", "question__hide": false, "total_acs": 380802, "total_submitted": 648649, "total_column_articles": 2658, "frontend_question_id": "93", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 92, "question__title": "Reverse Linked List II", "question__title_slug": "reverse-linked-list-ii", "question__hide": false, "total_acs": 454795, "total_submitted": 814360, "total_column_articles": 3955, "frontend_question_id": "92", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 91, "question__title": "Decode Ways", "question__title_slug": "decode-ways", "question__hide": false, "total_acs": 288377, "total_submitted": 863272, "total_column_articles": 2379, "frontend_question_id": "91", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 90, "question__title": "Subsets II", "question__title_slug": "subsets-ii", "question__hide": false, "total_acs": 336824, "total_submitted": 530745, "total_column_articles": 2397, "frontend_question_id": "90", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 89, "question__title": "Gray Code", "question__title_slug": "gray-code", "question__hide": false, "total_acs": 124199, "total_submitted": 164605, "total_column_articles": 928, "frontend_question_id": "89", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 88, "question__title": "Merge Sorted Array", "question__title_slug": "merge-sorted-array", "question__hide": false, "total_acs": 1097566, "total_submitted": 2073714, "total_column_articles": 6958, "frontend_question_id": "88", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 87, "question__title": "Scramble String", "question__title_slug": "scramble-string", "question__hide": false, "total_acs": 60655, "total_submitted": 128693, "total_column_articles": 460, "frontend_question_id": "87", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 86, "question__title": "Partition List", "question__title_slug": "partition-list", "question__hide": false, "total_acs": 248150, "total_submitted": 385296, "total_column_articles": 2267, "frontend_question_id": "86", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 85, "question__title": "Maximal Rectangle", "question__title_slug": "maximal-rectangle", "question__hide": false, "total_acs": 188237, "total_submitted": 342783, "total_column_articles": 1245, "frontend_question_id": "85", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 84, "question__title": "Largest Rectangle in Histogram", "question__title_slug": "largest-rectangle-in-histogram", "question__hide": false, "total_acs": 378902, "total_submitted": 836198, "total_column_articles": 2102, "frontend_question_id": "84", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 83, "question__title": "Remove Duplicates from Sorted List", "question__title_slug": "remove-duplicates-from-sorted-list", "question__hide": false, "total_acs": 633358, "total_submitted": 1190472, "total_column_articles": 3802, "frontend_question_id": "83", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 82, "question__title": "Remove Duplicates from Sorted List II", "question__title_slug": "remove-duplicates-from-sorted-list-ii", "question__hide": false, "total_acs": 377733, "total_submitted": 704790, "total_column_articles": 2922, "frontend_question_id": "82", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 81, "question__title": "Search in Rotated Sorted Array II", "question__title_slug": "search-in-rotated-sorted-array-ii", "question__hide": false, "total_acs": 210502, "total_submitted": 513229, "total_column_articles": 1515, "frontend_question_id": "81", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 80, "question__title": "Remove Duplicates from Sorted Array II", "question__title_slug": "remove-duplicates-from-sorted-array-ii", "question__hide": false, "total_acs": 309742, "total_submitted": 503784, "total_column_articles": 2401, "frontend_question_id": "80", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 79, "question__title": "Word Search", "question__title_slug": "word-search", "question__hide": false, "total_acs": 471882, "total_submitted": 1015050, "total_column_articles": 2757, "frontend_question_id": "79", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 78, "question__title": "Subsets", "question__title_slug": "subsets", "question__hide": false, "total_acs": 705891, "total_submitted": 870022, "total_column_articles": 4526, "frontend_question_id": "78", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 77, "question__title": "Combinations", "question__title_slug": "combinations", "question__hide": false, "total_acs": 627733, "total_submitted": 814902, "total_column_articles": 3082, "frontend_question_id": "77", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 76, "question__title": "Minimum Window Substring", "question__title_slug": "minimum-window-substring", "question__hide": false, "total_acs": 491657, "total_submitted": 1082059, "total_column_articles": 3740, "frontend_question_id": "76", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 75, "question__title": "Sort Colors", "question__title_slug": "sort-colors", "question__hide": false, "total_acs": 585250, "total_submitted": 963397, "total_column_articles": 3789, "frontend_question_id": "75", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 74, "question__title": "Search a 2D Matrix", "question__title_slug": "search-a-2d-matrix", "question__hide": false, "total_acs": 350761, "total_submitted": 714034, "total_column_articles": 3129, "frontend_question_id": "74", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 73, "question__title": "Set Matrix Zeroes", "question__title_slug": "set-matrix-zeroes", "question__hide": false, "total_acs": 297636, "total_submitted": 460282, "total_column_articles": 1993, "frontend_question_id": "73", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 72, "question__title": "Edit Distance", "question__title_slug": "edit-distance", "question__hide": false, "total_acs": 421537, "total_submitted": 671276, "total_column_articles": 3293, "frontend_question_id": "72", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 71, "question__title": "Simplify Path", "question__title_slug": "simplify-path", "question__hide": false, "total_acs": 205642, "total_submitted": 461955, "total_column_articles": 1759, "frontend_question_id": "71", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 70, "question__title": "Climbing Stairs", "question__title_slug": "climbing-stairs", "question__hide": false, "total_acs": 1308299, "total_submitted": 2415371, "total_column_articles": 6791, "frontend_question_id": "70", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 69, "question__title": "Sqrt(x)", "question__title_slug": "sqrtx", "question__hide": false, "total_acs": 824208, "total_submitted": 2143665, "total_column_articles": 4065, "frontend_question_id": "69", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 68, "question__title": "Text Justification", "question__title_slug": "text-justification", "question__hide": false, "total_acs": 64881, "total_submitted": 122416, "total_column_articles": 902, "frontend_question_id": "68", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 67, "question__title": "Add Binary", "question__title_slug": "add-binary", "question__hide": false, "total_acs": 360523, "total_submitted": 681142, "total_column_articles": 3195, "frontend_question_id": "67", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 66, "question__title": "Plus One", "question__title_slug": "plus-one", "question__hide": false, "total_acs": 689611, "total_submitted": 1521739, "total_column_articles": 6075, "frontend_question_id": "66", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 65, "question__title": "Valid Number", "question__title_slug": "valid-number", "question__hide": false, "total_acs": 69449, "total_submitted": 251445, "total_column_articles": 955, "frontend_question_id": "65", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 64, "question__title": "Minimum Path Sum", "question__title_slug": "minimum-path-sum", "question__hide": false, "total_acs": 540237, "total_submitted": 773722, "total_column_articles": 3616, "frontend_question_id": "64", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 63, "question__title": "Unique Paths II", "question__title_slug": "unique-paths-ii", "question__hide": false, "total_acs": 432127, "total_submitted": 1049303, "total_column_articles": 3235, "frontend_question_id": "63", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 62, "question__title": "Unique Paths", "question__title_slug": "unique-paths", "question__hide": false, "total_acs": 704889, "total_submitted": 1038187, "total_column_articles": 4526, "frontend_question_id": "62", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 61, "question__title": "Rotate List", "question__title_slug": "rotate-list", "question__hide": false, "total_acs": 346871, "total_submitted": 839422, "total_column_articles": 3231, "frontend_question_id": "61", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 60, "question__title": "Permutation Sequence", "question__title_slug": "permutation-sequence", "question__hide": false, "total_acs": 135896, "total_submitted": 253834, "total_column_articles": 1484, "frontend_question_id": "60", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 59, "question__title": "Spiral Matrix II", "question__title_slug": "spiral-matrix-ii", "question__hide": false, "total_acs": 373280, "total_submitted": 521083, "total_column_articles": 3751, "frontend_question_id": "59", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 58, "question__title": "Length of Last Word", "question__title_slug": "length-of-last-word", "question__hide": false, "total_acs": 501766, "total_submitted": 1136689, "total_column_articles": 5091, "frontend_question_id": "58", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 57, "question__title": "Insert Interval", "question__title_slug": "insert-interval", "question__hide": false, "total_acs": 185294, "total_submitted": 434252, "total_column_articles": 1637, "frontend_question_id": "57", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 56, "question__title": "Merge Intervals", "question__title_slug": "merge-intervals", "question__hide": false, "total_acs": 751814, "total_submitted": 1513291, "total_column_articles": 4642, "frontend_question_id": "56", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 55, "question__title": "Jump Game", "question__title_slug": "jump-game", "question__hide": false, "total_acs": 828717, "total_submitted": 1911799, "total_column_articles": 5422, "frontend_question_id": "55", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 54, "question__title": "Spiral Matrix", "question__title_slug": "spiral-matrix", "question__hide": false, "total_acs": 435019, "total_submitted": 871226, "total_column_articles": 4310, "frontend_question_id": "54", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 53, "question__title": "Maximum Subarray", "question__title_slug": "maximum-subarray", "question__hide": false, "total_acs": 1570662, "total_submitted": 2850915, "total_column_articles": 7378, "frontend_question_id": "53", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 52, "question__title": "N-Queens II", "question__title_slug": "n-queens-ii", "question__hide": false, "total_acs": 134732, "total_submitted": 163751, "total_column_articles": 992, "frontend_question_id": "52", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 51, "question__title": "N-Queens", "question__title_slug": "n-queens", "question__hide": false, "total_acs": 351623, "total_submitted": 475464, "total_column_articles": 3201, "frontend_question_id": "51", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 50, "question__title": "Pow(x, n)", "question__title_slug": "powx-n", "question__hide": false, "total_acs": 413199, "total_submitted": 1085486, "total_column_articles": 2245, "frontend_question_id": "50", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 49, "question__title": "Group Anagrams", "question__title_slug": "group-anagrams", "question__hide": false, "total_acs": 571346, "total_submitted": 843439, "total_column_articles": 2969, "frontend_question_id": "49", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 48, "question__title": "Rotate Image", "question__title_slug": "rotate-image", "question__hide": false, "total_acs": 509437, "total_submitted": 676762, "total_column_articles": 4774, "frontend_question_id": "48", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 47, "question__title": "Permutations II", "question__title_slug": "permutations-ii", "question__hide": false, "total_acs": 508356, "total_submitted": 774958, "total_column_articles": 3036, "frontend_question_id": "47", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 46, "question__title": "Permutations", "question__title_slug": "permutations", "question__hide": false, "total_acs": 970104, "total_submitted": 1228877, "total_column_articles": 6091, "frontend_question_id": "46", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 45, "question__title": "Jump Game II", "question__title_slug": "jump-game-ii", "question__hide": false, "total_acs": 593056, "total_submitted": 1325941, "total_column_articles": 3745, "frontend_question_id": "45", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 44, "question__title": "Wildcard Matching", "question__title_slug": "wildcard-matching", "question__hide": false, "total_acs": 147963, "total_submitted": 437017, "total_column_articles": 950, "frontend_question_id": "44", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 43, "question__title": "Multiply Strings", "question__title_slug": "multiply-strings", "question__hide": false, "total_acs": 322992, "total_submitted": 728985, "total_column_articles": 2176, "frontend_question_id": "43", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 42, "question__title": "Trapping Rain Water", "question__title_slug": "trapping-rain-water", "question__hide": false, "total_acs": 822162, "total_submitted": 1301244, "total_column_articles": 4961, "frontend_question_id": "42", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 41, "question__title": "First Missing Positive", "question__title_slug": "first-missing-positive", "question__hide": false, "total_acs": 337912, "total_submitted": 773688, "total_column_articles": 2383, "frontend_question_id": "41", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 40, "question__title": "Combination Sum II", "question__title_slug": "combination-sum-ii", "question__hide": false, "total_acs": 481504, "total_submitted": 809216, "total_column_articles": 2911, "frontend_question_id": "40", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 39, "question__title": "Combination Sum", "question__title_slug": "combination-sum", "question__hide": false, "total_acs": 830127, "total_submitted": 1147530, "total_column_articles": 4161, "frontend_question_id": "39", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 38, "question__title": "Count and Say", "question__title_slug": "count-and-say", "question__hide": false, "total_acs": 355647, "total_submitted": 586918, "total_column_articles": 3370, "frontend_question_id": "38", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 37, "question__title": "Sudoku Solver", "question__title_slug": "sudoku-solver", "question__hide": false, "total_acs": 229684, "total_submitted": 339653, "total_column_articles": 1698, "frontend_question_id": "37", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 36, "question__title": "Valid Sudoku", "question__title_slug": "valid-sudoku", "question__hide": false, "total_acs": 406008, "total_submitted": 642841, "total_column_articles": 2778, "frontend_question_id": "36", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 35, "question__title": "Search Insert Position", "question__title_slug": "search-insert-position", "question__hide": false, "total_acs": 1298797, "total_submitted": 2854717, "total_column_articles": 8096, "frontend_question_id": "35", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 34, "question__title": "Find First and Last Position of Element in Sorted Array", "question__title_slug": "find-first-and-last-position-of-element-in-sorted-array", "question__hide": false, "total_acs": 889303, "total_submitted": 2077925, "total_column_articles": 7975, "frontend_question_id": "34", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 33, "question__title": "Search in Rotated Sorted Array", "question__title_slug": "search-in-rotated-sorted-array", "question__hide": false, "total_acs": 807415, "total_submitted": 1834757, "total_column_articles": 4911, "frontend_question_id": "33", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 32, "question__title": "Longest Valid Parentheses", "question__title_slug": "longest-valid-parentheses", "question__hide": false, "total_acs": 411432, "total_submitted": 1096751, "total_column_articles": 2447, "frontend_question_id": "32", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 31, "question__title": "Next Permutation", "question__title_slug": "next-permutation", "question__hide": false, "total_acs": 473285, "total_submitted": 1222686, "total_column_articles": 3397, "frontend_question_id": "31", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 30, "question__title": "Substring with Concatenation of All Words", "question__title_slug": "substring-with-concatenation-of-all-words", "question__hide": false, "total_acs": 183400, "total_submitted": 467661, "total_column_articles": 1404, "frontend_question_id": "30", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 29, "question__title": "Divide Two Integers", "question__title_slug": "divide-two-integers", "question__hide": false, "total_acs": 225673, "total_submitted": 1014134, "total_column_articles": 1658, "frontend_question_id": "29", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 28, "question__title": "Find the Index of the First Occurrence in a String", "question__title_slug": "find-the-index-of-the-first-occurrence-in-a-string", "question__hide": false, "total_acs": 959455, "total_submitted": 2229890, "total_column_articles": 6464, "frontend_question_id": "28", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 27, "question__title": "Remove Element", "question__title_slug": "remove-element", "question__hide": false, "total_acs": 1298067, "total_submitted": 2196958, "total_column_articles": 8986, "frontend_question_id": "27", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 26, "question__title": "Remove Duplicates from Sorted Array", "question__title_slug": "remove-duplicates-from-sorted-array", "question__hide": false, "total_acs": 1685012, "total_submitted": 3040106, "total_column_articles": 9350, "frontend_question_id": "26", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 25, "question__title": "Reverse Nodes in k-Group", "question__title_slug": "reverse-nodes-in-k-group", "question__hide": false, "total_acs": 528372, "total_submitted": 780344, "total_column_articles": 4231, "frontend_question_id": "25", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 24, "question__title": "Swap Nodes in Pairs", "question__title_slug": "swap-nodes-in-pairs", "question__hide": false, "total_acs": 746689, "total_submitted": 1040668, "total_column_articles": 5053, "frontend_question_id": "24", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 23, "question__title": "Merge k Sorted Lists", "question__title_slug": "merge-k-sorted-lists", "question__hide": false, "total_acs": 734925, "total_submitted": 1251821, "total_column_articles": 4629, "frontend_question_id": "23", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 22, "question__title": "Generate Parentheses", "question__title_slug": "generate-parentheses", "question__hide": false, "total_acs": 770011, "total_submitted": 993337, "total_column_articles": 5016, "frontend_question_id": "22", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 21, "question__title": "Merge Two Sorted Lists", "question__title_slug": "merge-two-sorted-lists", "question__hide": false, "total_acs": 1553250, "total_submitted": 2346709, "total_column_articles": 7796, "frontend_question_id": "21", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 20, "question__title": "Valid Parentheses", "question__title_slug": "valid-parentheses", "question__hide": false, "total_acs": 1655111, "total_submitted": 3772682, "total_column_articles": 10367, "frontend_question_id": "20", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 19, "question__title": "Remove Nth Node From End of List", "question__title_slug": "remove-nth-node-from-end-of-list", "question__hide": false, "total_acs": 1273845, "total_submitted": 2728116, "total_column_articles": 8510, "frontend_question_id": "19", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 18, "question__title": "4Sum", "question__title_slug": "4sum", "question__hide": false, "total_acs": 532507, "total_submitted": 1451801, "total_column_articles": 3170, "frontend_question_id": "18", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 17, "question__title": "Letter Combinations of a Phone Number", "question__title_slug": "letter-combinations-of-a-phone-number", "question__hide": false, "total_acs": 785884, "total_submitted": 1338022, "total_column_articles": 5932, "frontend_question_id": "17", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 16, "question__title": "3Sum Closest", "question__title_slug": "3sum-closest", "question__hide": false, "total_acs": 529631, "total_submitted": 1180603, "total_column_articles": 2719, "frontend_question_id": "16", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 15, "question__title": "3Sum", "question__title_slug": "3sum", "question__hide": false, "total_acs": 1587808, "total_submitted": 4231150, "total_column_articles": 6525, "frontend_question_id": "15", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 14, "question__title": "Longest Common Prefix", "question__title_slug": "longest-common-prefix", "question__hide": false, "total_acs": 1208476, "total_submitted": 2770400, "total_column_articles": 7236, "frontend_question_id": "14", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 13, "question__title": "Roman to Integer", "question__title_slug": "roman-to-integer", "question__hide": false, "total_acs": 924006, "total_submitted": 1483424, "total_column_articles": 7238, "frontend_question_id": "13", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 12, "question__title": "Integer to Roman", "question__title_slug": "integer-to-roman", "question__hide": false, "total_acs": 431527, "total_submitted": 648129, "total_column_articles": 3252, "frontend_question_id": "12", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 11, "question__title": "Container With Most Water", "question__title_slug": "container-with-most-water", "question__hide": false, "total_acs": 1134004, "total_submitted": 1889968, "total_column_articles": 6043, "frontend_question_id": "11", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 10, "question__title": "Regular Expression Matching", "question__title_slug": "regular-expression-matching", "question__hide": false, "total_acs": 397300, "total_submitted": 1294820, "total_column_articles": 2312, "frontend_question_id": "10", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 9, "question__title": "Palindrome Number", "question__title_slug": "palindrome-number", "question__hide": false, "total_acs": 1511010, "total_submitted": 2706328, "total_column_articles": 8974, "frontend_question_id": "9", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 8, "question__title": "String to Integer (atoi)", "question__title_slug": "string-to-integer-atoi", "question__hide": false, "total_acs": 614668, "total_submitted": 2900908, "total_column_articles": 4508, "frontend_question_id": "8", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 7, "question__title": "Reverse Integer", "question__title_slug": "reverse-integer", "question__hide": false, "total_acs": 1257330, "total_submitted": 3549695, "total_column_articles": 7511, "frontend_question_id": "7", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 6, "question__title": "Zigzag Conversion", "question__title_slug": "zigzag-conversion", "question__hide": false, "total_acs": 624516, "total_submitted": 1192442, "total_column_articles": 4941, "frontend_question_id": "6", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 5, "question__title": "Longest Palindromic Substring", "question__title_slug": "longest-palindromic-substring", "question__hide": false, "total_acs": 1573896, "total_submitted": 4151773, "total_column_articles": 8178, "frontend_question_id": "5", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 4, "question__title": "Median of Two Sorted Arrays", "question__title_slug": "median-of-two-sorted-arrays", "question__hide": false, "total_acs": 1042992, "total_submitted": 2494906, "total_column_articles": 7391, "frontend_question_id": "4", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 3, "question__title": "Longest Substring Without Repeating Characters", "question__title_slug": "longest-substring-without-repeating-characters", "question__hide": false, "total_acs": 2608274, "total_submitted": 6626392, "total_column_articles": 14773, "frontend_question_id": "3", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 2, "question__title": "Add Two Numbers", "question__title_slug": "add-two-numbers", "question__hide": false, "total_acs": 1927010, "total_submitted": 4483803, "total_column_articles": 12936, "frontend_question_id": "2", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 1, "question__title": "Two Sum", "question__title_slug": "two-sum", "question__hide": false, "total_acs": 5016625, "total_submitted": 9450640, "total_column_articles": 23294, "frontend_question_id": "1", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 } ], "frequency_high": 0, "frequency_mid": 0, "category_slug": "all" }