{ "user_name": "", "num_solved": 0, "num_total": 2782, "ac_easy": 0, "ac_medium": 0, "ac_hard": 0, "stat_status_pairs": [ { "stat": { "question_id": 1000448, "question__title": "积木拼接", "question__title_slug": "De4qBB", "question__hide": false, "total_acs": 282, "total_submitted": 950, "total_column_articles": 12, "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": 621, "total_submitted": 2967, "total_column_articles": 20, "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": 149, "total_submitted": 538, "total_column_articles": 6, "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": 1544, "total_submitted": 6137, "total_column_articles": 33, "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": 1923, "total_submitted": 4896, "total_column_articles": 52, "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": 3717, "total_submitted": 5076, "total_column_articles": 54, "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": 355, "total_submitted": 1010, "total_column_articles": 7, "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": 792, "total_submitted": 1904, "total_column_articles": 15, "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": 3172, "total_submitted": 12200, "total_column_articles": 81, "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": 4284, "total_submitted": 9199, "total_column_articles": 82, "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": 6083, "total_submitted": 9026, "total_column_articles": 57, "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": 2083, "total_submitted": 7828, "total_column_articles": 48, "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": 756, "total_submitted": 2965, "total_column_articles": 15, "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": 1588, "total_submitted": 3439, "total_column_articles": 38, "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": 2180, "total_submitted": 7907, "total_column_articles": 41, "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": 2267, "total_submitted": 4602, "total_column_articles": 54, "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": 6968, "total_submitted": 12872, "total_column_articles": 71, "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": 6744, "total_submitted": 22435, "total_column_articles": 138, "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": 1044, "total_submitted": 2060, "total_column_articles": 27, "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": 10804, "total_submitted": 13524, "total_column_articles": 152, "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": 1457, "total_submitted": 3397, "total_column_articles": 26, "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": 753, "total_submitted": 2254, "total_column_articles": 17, "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": 16187, "total_submitted": 24029, "total_column_articles": 174, "frontend_question_id": "剑指 Offer II 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": "路径的数目", "question__title_slug": "2AoeFn", "question__hide": false, "total_acs": 14814, "total_submitted": 19268, "total_column_articles": 159, "frontend_question_id": "剑指 Offer II 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": "含有 k 个元素的组合", "question__title_slug": "uUsW3B", "question__hide": false, "total_acs": 19456, "total_submitted": 23324, "total_column_articles": 155, "frontend_question_id": "剑指 Offer II 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": "所有子集", "question__title_slug": "TVdhkn", "question__hide": false, "total_acs": 21638, "total_submitted": 25216, "total_column_articles": 235, "frontend_question_id": "剑指 Offer II 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": "合并排序链表", "question__title_slug": "vvXgSW", "question__hide": false, "total_acs": 20456, "total_submitted": 32096, "total_column_articles": 211, "frontend_question_id": "剑指 Offer II 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": "链表排序", "question__title_slug": "7WHec2", "question__hide": false, "total_acs": 27322, "total_submitted": 43319, "total_column_articles": 271, "frontend_question_id": "剑指 Offer II 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 大的数字", "question__title_slug": "xx4gT2", "question__hide": false, "total_acs": 32027, "total_submitted": 47052, "total_column_articles": 223, "frontend_question_id": "剑指 Offer II 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": "数组相对排序", "question__title_slug": "0H97ZC", "question__hide": false, "total_acs": 18707, "total_submitted": 26419, "total_column_articles": 244, "frontend_question_id": "剑指 Offer II 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": 18699, "total_submitted": 32471, "total_column_articles": 174, "frontend_question_id": "剑指 Offer II 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": "狒狒吃香蕉", "question__title_slug": "nZZqjQ", "question__hide": false, "total_acs": 16170, "total_submitted": 30687, "total_column_articles": 152, "frontend_question_id": "剑指 Offer II 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": "求平方根", "question__title_slug": "jJ0w9p", "question__hide": false, "total_acs": 26497, "total_submitted": 60594, "total_column_articles": 186, "frontend_question_id": "剑指 Offer II 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": "按权重生成随机数", "question__title_slug": "cuyjEf", "question__hide": false, "total_acs": 11563, "total_submitted": 23261, "total_column_articles": 87, "frontend_question_id": "剑指 Offer II 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": "排序数组中只出现一次的数字", "question__title_slug": "skFtm2", "question__hide": false, "total_acs": 20679, "total_submitted": 32912, "total_column_articles": 185, "frontend_question_id": "剑指 Offer II 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": "山峰数组的顶部", "question__title_slug": "B1IidL", "question__hide": false, "total_acs": 55761, "total_submitted": 78873, "total_column_articles": 529, "frontend_question_id": "剑指 Offer II 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": "查找插入位置", "question__title_slug": "N6YdxV", "question__hide": false, "total_acs": 21209, "total_submitted": 42497, "total_column_articles": 202, "frontend_question_id": "剑指 Offer II 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": "最大的异或", "question__title_slug": "ms70jA", "question__hide": false, "total_acs": 10213, "total_submitted": 15525, "total_column_articles": 112, "frontend_question_id": "剑指 Offer II 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": "单词之和", "question__title_slug": "z1R5dt", "question__hide": false, "total_acs": 11219, "total_submitted": 17344, "total_column_articles": 171, "frontend_question_id": "剑指 Offer II 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": "最短的单词编码", "question__title_slug": "iSwD2y", "question__hide": false, "total_acs": 11226, "total_submitted": 17561, "total_column_articles": 138, "frontend_question_id": "剑指 Offer II 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": "神奇的字典", "question__title_slug": "US1pGT", "question__hide": false, "total_acs": 11286, "total_submitted": 18487, "total_column_articles": 140, "frontend_question_id": "剑指 Offer II 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": "替换单词", "question__title_slug": "UhWRSj", "question__hide": false, "total_acs": 14149, "total_submitted": 20077, "total_column_articles": 203, "frontend_question_id": "剑指 Offer II 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": "和最小的 k 个数对", "question__title_slug": "qn8gGX", "question__hide": false, "total_acs": 14516, "total_submitted": 26833, "total_column_articles": 144, "frontend_question_id": "剑指 Offer II 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": "实现前缀树", "question__title_slug": "QC3q1f", "question__hide": false, "total_acs": 15815, "total_submitted": 20869, "total_column_articles": 148, "frontend_question_id": "剑指 Offer II 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": "出现频率最高的 k 个数字", "question__title_slug": "g5c51o", "question__hide": false, "total_acs": 18648, "total_submitted": 26990, "total_column_articles": 206, "frontend_question_id": "剑指 Offer II 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": "数据流的第 K 大数值", "question__title_slug": "jBjn9C", "question__hide": false, "total_acs": 16830, "total_submitted": 26414, "total_column_articles": 156, "frontend_question_id": "剑指 Offer II 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": "日程表", "question__title_slug": "fi9suh", "question__hide": false, "total_acs": 13225, "total_submitted": 21508, "total_column_articles": 131, "frontend_question_id": "剑指 Offer II 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": "值和下标之差都在给定的范围内", "question__title_slug": "7WqeDu", "question__hide": false, "total_acs": 14233, "total_submitted": 40346, "total_column_articles": 107, "frontend_question_id": "剑指 Offer II 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": 18516, "total_submitted": 37388, "total_column_articles": 165, "frontend_question_id": "剑指 Offer II 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": "二叉搜索树中两个节点之和", "question__title_slug": "opLdQZ", "question__hide": false, "total_acs": 21839, "total_submitted": 29794, "total_column_articles": 230, "frontend_question_id": "剑指 Offer II 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": "多余的边", "question__title_slug": "7LpjUW", "question__hide": false, "total_acs": 8076, "total_submitted": 11544, "total_column_articles": 104, "frontend_question_id": "剑指 Offer II 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": "相似的字符串", "question__title_slug": "H6lPxb", "question__hide": false, "total_acs": 6703, "total_submitted": 10770, "total_column_articles": 74, "frontend_question_id": "剑指 Offer II 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": 15772, "total_submitted": 18445, "total_column_articles": 157, "frontend_question_id": "剑指 Offer II 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": "所有大于等于节点的值之和", "question__title_slug": "w6cpku", "question__hide": false, "total_acs": 18523, "total_submitted": 21644, "total_column_articles": 218, "frontend_question_id": "剑指 Offer II 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": "重建序列", "question__title_slug": "ur2n8P", "question__hide": false, "total_acs": 22022, "total_submitted": 43472, "total_column_articles": 253, "frontend_question_id": "剑指 Offer II 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": 23355, "total_submitted": 36667, "total_column_articles": 217, "frontend_question_id": "剑指 Offer II 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": "外星文字典", "question__title_slug": "Jf1JuT", "question__hide": false, "total_acs": 18767, "total_submitted": 35180, "total_column_articles": 198, "frontend_question_id": "剑指 Offer II 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": "展平二叉搜索树", "question__title_slug": "NYBBNL", "question__hide": false, "total_acs": 22342, "total_submitted": 30052, "total_column_articles": 207, "frontend_question_id": "剑指 Offer II 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": "课程顺序", "question__title_slug": "QA2IGt", "question__hide": false, "total_acs": 9984, "total_submitted": 17579, "total_column_articles": 119, "frontend_question_id": "剑指 Offer II 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": "节点之和最大的路径", "question__title_slug": "jC7MId", "question__hide": false, "total_acs": 14472, "total_submitted": 30027, "total_column_articles": 132, "frontend_question_id": "剑指 Offer II 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": "最长递增路径", "question__title_slug": "fpTFWP", "question__hide": false, "total_acs": 9942, "total_submitted": 17143, "total_column_articles": 98, "frontend_question_id": "剑指 Offer II 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": "向下的路径节点之和", "question__title_slug": "6eUYwP", "question__hide": false, "total_acs": 19284, "total_submitted": 33026, "total_column_articles": 165, "frontend_question_id": "剑指 Offer II 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": "从根节点到叶节点的路径数字之和", "question__title_slug": "3Etpl5", "question__hide": false, "total_acs": 21487, "total_submitted": 29040, "total_column_articles": 233, "frontend_question_id": "剑指 Offer II 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": "计算除法", "question__title_slug": "vlzXQL", "question__hide": false, "total_acs": 6385, "total_submitted": 9857, "total_column_articles": 85, "frontend_question_id": "剑指 Offer II 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": "序列化与反序列化二叉树", "question__title_slug": "h54YBf", "question__hide": false, "total_acs": 15767, "total_submitted": 23472, "total_column_articles": 137, "frontend_question_id": "剑指 Offer II 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": "所有路径", "question__title_slug": "bP4bmD", "question__hide": false, "total_acs": 13010, "total_submitted": 16141, "total_column_articles": 158, "frontend_question_id": "剑指 Offer II 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": "开密码锁", "question__title_slug": "zlDJc7", "question__hide": false, "total_acs": 9699, "total_submitted": 16781, "total_column_articles": 101, "frontend_question_id": "剑指 Offer II 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": 21591, "total_submitted": 31420, "total_column_articles": 268, "frontend_question_id": "剑指 Offer II 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": "单词演变", "question__title_slug": "om3reC", "question__hide": false, "total_acs": 7505, "total_submitted": 12485, "total_column_articles": 67, "frontend_question_id": "剑指 Offer II 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": "二叉树的右侧视图", "question__title_slug": "WNC0Lk", "question__hide": false, "total_acs": 19817, "total_submitted": 27780, "total_column_articles": 247, "frontend_question_id": "剑指 Offer II 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": "二叉树最底层最左边的值", "question__title_slug": "LwUNpT", "question__hide": false, "total_acs": 22435, "total_submitted": 28159, "total_column_articles": 274, "frontend_question_id": "剑指 Offer II 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": "二叉树每层的最大值", "question__title_slug": "hPov7L", "question__hide": false, "total_acs": 22097, "total_submitted": 34895, "total_column_articles": 239, "frontend_question_id": "剑指 Offer II 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": "矩阵中的距离", "question__title_slug": "2bCMpM", "question__hide": false, "total_acs": 10571, "total_submitted": 20365, "total_column_articles": 88, "frontend_question_id": "剑指 Offer II 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": "往完全二叉树添加节点", "question__title_slug": "NaqhDT", "question__hide": false, "total_acs": 16326, "total_submitted": 26484, "total_column_articles": 210, "frontend_question_id": "剑指 Offer II 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": "二分图", "question__title_slug": "vEAB3K", "question__hide": false, "total_acs": 11085, "total_submitted": 20290, "total_column_articles": 106, "frontend_question_id": "剑指 Offer II 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": "最近请求次数", "question__title_slug": "H8086Q", "question__hide": false, "total_acs": 19686, "total_submitted": 23849, "total_column_articles": 168, "frontend_question_id": "剑指 Offer II 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": "滑动窗口的平均值", "question__title_slug": "qIsx9U", "question__hide": false, "total_acs": 46501, "total_submitted": 59068, "total_column_articles": 413, "frontend_question_id": "剑指 Offer II 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": 21068, "total_submitted": 29919, "total_column_articles": 211, "frontend_question_id": "剑指 Offer II 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": "排列的数目", "question__title_slug": "D0F0SV", "question__hide": false, "total_acs": 10291, "total_submitted": 17754, "total_column_articles": 82, "frontend_question_id": "剑指 Offer II 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": "最少的硬币数目", "question__title_slug": "gaM7Ch", "question__hide": false, "total_acs": 19757, "total_submitted": 39324, "total_column_articles": 142, "frontend_question_id": "剑指 Offer II 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": "加减的目标值", "question__title_slug": "YaVDxD", "question__hide": false, "total_acs": 14276, "total_submitted": 25079, "total_column_articles": 100, "frontend_question_id": "剑指 Offer II 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": 17730, "total_submitted": 35340, "total_column_articles": 124, "frontend_question_id": "剑指 Offer II 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": "三角形中最小路径之和", "question__title_slug": "IlPe0q", "question__hide": false, "total_acs": 14937, "total_submitted": 19788, "total_column_articles": 161, "frontend_question_id": "剑指 Offer II 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": "最小路径之和", "question__title_slug": "0i0mDW", "question__hide": false, "total_acs": 17139, "total_submitted": 23308, "total_column_articles": 166, "frontend_question_id": "剑指 Offer II 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": "矩阵中最大的矩形", "question__title_slug": "PLYXKQ", "question__hide": false, "total_acs": 12358, "total_submitted": 21362, "total_column_articles": 151, "frontend_question_id": "剑指 Offer II 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": "直方图最大矩形面积", "question__title_slug": "0ynMMM", "question__hide": false, "total_acs": 18743, "total_submitted": 36820, "total_column_articles": 152, "frontend_question_id": "剑指 Offer II 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": 26438, "total_submitted": 34349, "total_column_articles": 252, "frontend_question_id": "剑指 Offer II 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": "小行星碰撞", "question__title_slug": "XagZNi", "question__hide": false, "total_acs": 21731, "total_submitted": 49478, "total_column_articles": 269, "frontend_question_id": "剑指 Offer II 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": "子序列的数目", "question__title_slug": "21dk04", "question__hide": false, "total_acs": 10029, "total_submitted": 18019, "total_column_articles": 95, "frontend_question_id": "剑指 Offer II 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": "后缀表达式", "question__title_slug": "8Zf90G", "question__hide": false, "total_acs": 20256, "total_submitted": 36024, "total_column_articles": 222, "frontend_question_id": "剑指 Offer II 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": 21114, "total_submitted": 31839, "total_column_articles": 171, "frontend_question_id": "剑指 Offer II 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": "字符串交织", "question__title_slug": "IY6buf", "question__hide": false, "total_acs": 11362, "total_submitted": 23839, "total_column_articles": 97, "frontend_question_id": "剑指 Offer II 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": "外星语言是否排序", "question__title_slug": "lwyVBB", "question__hide": false, "total_acs": 17942, "total_submitted": 32373, "total_column_articles": 231, "frontend_question_id": "剑指 Offer II 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": "变位词组", "question__title_slug": "sfvd7V", "question__hide": false, "total_acs": 21127, "total_submitted": 28092, "total_column_articles": 186, "frontend_question_id": "剑指 Offer II 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": 30579, "total_submitted": 46288, "total_column_articles": 201, "frontend_question_id": "剑指 Offer II 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": "有效的变位词", "question__title_slug": "dKk3P7", "question__hide": false, "total_acs": 24634, "total_submitted": 41211, "total_column_articles": 208, "frontend_question_id": "剑指 Offer II 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": "最少回文分割", "question__title_slug": "omKAoA", "question__hide": false, "total_acs": 9907, "total_submitted": 17157, "total_column_articles": 80, "frontend_question_id": "剑指 Offer II 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": "最长斐波那契数列", "question__title_slug": "Q91FMA", "question__hide": false, "total_acs": 13914, "total_submitted": 23558, "total_column_articles": 97, "frontend_question_id": "剑指 Offer II 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": "最近最少使用缓存", "question__title_slug": "OrIXps", "question__hide": false, "total_acs": 18951, "total_submitted": 34310, "total_column_articles": 187, "frontend_question_id": "剑指 Offer II 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": "翻转字符", "question__title_slug": "cyJERH", "question__hide": false, "total_acs": 14908, "total_submitted": 21865, "total_column_articles": 187, "frontend_question_id": "剑指 Offer II 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": 38718, "total_submitted": 49810, "total_column_articles": 494, "frontend_question_id": "剑指 Offer II 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": "插入、删除和随机访问都是 O(1) 的容器", "question__title_slug": "FortPu", "question__hide": false, "total_acs": 17884, "total_submitted": 33005, "total_column_articles": 124, "frontend_question_id": "剑指 Offer II 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": "环形房屋偷盗", "question__title_slug": "PzWKhm", "question__hide": false, "total_acs": 12856, "total_submitted": 26289, "total_column_articles": 116, "frontend_question_id": "剑指 Offer II 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": "排序的循环链表", "question__title_slug": "4ueAj6", "question__hide": false, "total_acs": 38220, "total_submitted": 112592, "total_column_articles": 559, "frontend_question_id": "剑指 Offer II 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": "展平多级双向链表", "question__title_slug": "Qv1Da2", "question__hide": false, "total_acs": 18518, "total_submitted": 30686, "total_column_articles": 262, "frontend_question_id": "剑指 Offer II 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": 43970, "total_submitted": 71371, "total_column_articles": 382, "frontend_question_id": "剑指 Offer II 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": 29140, "total_submitted": 43371, "total_column_articles": 294, "frontend_question_id": "剑指 Offer II 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": "链表中的两数相加", "question__title_slug": "lMSNwu", "question__hide": false, "total_acs": 28020, "total_submitted": 47405, "total_column_articles": 310, "frontend_question_id": "剑指 Offer II 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": 68250, "total_submitted": 89923, "total_column_articles": 426, "frontend_question_id": "剑指 Offer II 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": "两个链表的第一个重合节点", "question__title_slug": "3u1WK4", "question__hide": false, "total_acs": 31510, "total_submitted": 45018, "total_column_articles": 227, "frontend_question_id": "剑指 Offer II 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": "链表中环的入口节点", "question__title_slug": "c32eOV", "question__hide": false, "total_acs": 40143, "total_submitted": 72241, "total_column_articles": 278, "frontend_question_id": "剑指 Offer II 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": 36312, "total_submitted": 68207, "total_column_articles": 376, "frontend_question_id": "剑指 Offer II 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": "回文子字符串的个数", "question__title_slug": "a7VOhD", "question__hide": false, "total_acs": 26947, "total_submitted": 37507, "total_column_articles": 235, "frontend_question_id": "剑指 Offer II 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": "最多删除一个字符得到回文", "question__title_slug": "RQku0D", "question__hide": false, "total_acs": 27062, "total_submitted": 58775, "total_column_articles": 260, "frontend_question_id": "剑指 Offer II 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": "有效的回文", "question__title_slug": "XltzEq", "question__hide": false, "total_acs": 30862, "total_submitted": 59686, "total_column_articles": 271, "frontend_question_id": "剑指 Offer II 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": "含有所有字符的最短字符串", "question__title_slug": "M1oyTv", "question__hide": false, "total_acs": 21958, "total_submitted": 43642, "total_column_articles": 230, "frontend_question_id": "剑指 Offer II 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": "不含重复字符的最长子字符串", "question__title_slug": "wtcaE1", "question__hide": false, "total_acs": 33484, "total_submitted": 70405, "total_column_articles": 337, "frontend_question_id": "剑指 Offer II 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": "字符串中的所有变位词", "question__title_slug": "VabMRr", "question__hide": false, "total_acs": 24610, "total_submitted": 39585, "total_column_articles": 220, "frontend_question_id": "剑指 Offer II 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": "字符串中的变位词", "question__title_slug": "MPnaiL", "question__hide": false, "total_acs": 30910, "total_submitted": 60135, "total_column_articles": 250, "frontend_question_id": "剑指 Offer II 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": "二维子矩阵的和", "question__title_slug": "O4NDxx", "question__hide": false, "total_acs": 24525, "total_submitted": 36087, "total_column_articles": 216, "frontend_question_id": "剑指 Offer II 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": "左右两边子数组的和相等", "question__title_slug": "tvdfij", "question__hide": false, "total_acs": 33023, "total_submitted": 49263, "total_column_articles": 318, "frontend_question_id": "剑指 Offer II 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": "0 和 1 个数相同的子数组", "question__title_slug": "A1NYOS", "question__hide": false, "total_acs": 29344, "total_submitted": 53027, "total_column_articles": 262, "frontend_question_id": "剑指 Offer II 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": 37918, "total_submitted": 87781, "total_column_articles": 274, "frontend_question_id": "剑指 Offer II 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": "房屋偷盗", "question__title_slug": "Gu0c2T", "question__hide": false, "total_acs": 18468, "total_submitted": 30444, "total_column_articles": 156, "frontend_question_id": "剑指 Offer II 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": 34959, "total_submitted": 64757, "total_column_articles": 304, "frontend_question_id": "剑指 Offer II 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": "爬楼梯的最少成本", "question__title_slug": "GzCJIP", "question__hide": false, "total_acs": 25619, "total_submitted": 34934, "total_column_articles": 210, "frontend_question_id": "剑指 Offer II 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": "和大于等于 target 的最短子数组", "question__title_slug": "2VG8Kg", "question__hide": false, "total_acs": 42152, "total_submitted": 85428, "total_column_articles": 349, "frontend_question_id": "剑指 Offer II 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 ", "question__title_slug": "0on3uN", "question__hide": false, "total_acs": 15284, "total_submitted": 24593, "total_column_articles": 170, "frontend_question_id": "剑指 Offer II 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": "分割回文子字符串", "question__title_slug": "M99OJA", "question__hide": false, "total_acs": 14821, "total_submitted": 19679, "total_column_articles": 130, "frontend_question_id": "剑指 Offer II 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": "数组中和为 0 的三个数", "question__title_slug": "1fGaJU", "question__hide": false, "total_acs": 40209, "total_submitted": 90840, "total_column_articles": 267, "frontend_question_id": "剑指 Offer II 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": "生成匹配的括号", "question__title_slug": "IDBivT", "question__hide": false, "total_acs": 20368, "total_submitted": 23918, "total_column_articles": 223, "frontend_question_id": "剑指 Offer II 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": "排序数组中两个数字之和", "question__title_slug": "kLl5u1", "question__hide": false, "total_acs": 45123, "total_submitted": 67811, "total_column_articles": 350, "frontend_question_id": "剑指 Offer II 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": "单词长度的最大乘积", "question__title_slug": "aseY1I", "question__hide": false, "total_acs": 38449, "total_submitted": 53891, "total_column_articles": 316, "frontend_question_id": "剑指 Offer II 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": "含有重复元素集合的全排列 ", "question__title_slug": "7p8L0Z", "question__hide": false, "total_acs": 16953, "total_submitted": 24527, "total_column_articles": 152, "frontend_question_id": "剑指 Offer II 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": "没有重复元素集合的全排列", "question__title_slug": "VvJkup", "question__hide": false, "total_acs": 19510, "total_submitted": 22732, "total_column_articles": 221, "frontend_question_id": "剑指 Offer II 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 ", "question__title_slug": "WGki4K", "question__hide": false, "total_acs": 47211, "total_submitted": 66177, "total_column_articles": 377, "frontend_question_id": "剑指 Offer II 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": "含有重复元素集合的组合", "question__title_slug": "4sjJUc", "question__hide": false, "total_acs": 17457, "total_submitted": 26594, "total_column_articles": 160, "frontend_question_id": "剑指 Offer II 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": "二进制加法", "question__title_slug": "JFETK5", "question__hide": false, "total_acs": 42541, "total_submitted": 77705, "total_column_articles": 427, "frontend_question_id": "剑指 Offer II 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": "前 n 个数字二进制中 1 的个数", "question__title_slug": "w3tCBm", "question__hide": false, "total_acs": 54487, "total_submitted": 69218, "total_column_articles": 487, "frontend_question_id": "剑指 Offer II 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": "允许重复选择元素的组合", "question__title_slug": "Ygoe9J", "question__hide": false, "total_acs": 20462, "total_submitted": 25398, "total_column_articles": 192, "frontend_question_id": "剑指 Offer II 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": "整数除法", "question__title_slug": "xoh6Oh", "question__hide": false, "total_acs": 46948, "total_submitted": 220763, "total_column_articles": 391, "frontend_question_id": "剑指 Offer II 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": 2987, "total_submitted": 7254, "total_column_articles": 86, "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": 7162, "total_submitted": 10869, "total_column_articles": 140, "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": 10142, "total_submitted": 18683, "total_column_articles": 214, "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": 8545, "total_submitted": 22769, "total_column_articles": 138, "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": 956, "total_submitted": 1687, "total_column_articles": 19, "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": 1391, "total_submitted": 4178, "total_column_articles": 24, "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": 7822, "total_submitted": 30422, "total_column_articles": 129, "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": 2039, "total_submitted": 4273, "total_column_articles": 34, "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": 1723, "total_submitted": 3909, "total_column_articles": 28, "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": 2548, "total_submitted": 8802, "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": 7692, "total_submitted": 36515, "total_column_articles": 165, "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": 16681, "total_submitted": 53377, "total_column_articles": 271, "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": 1508, "total_submitted": 4451, "total_column_articles": 31, "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": 22614, "total_submitted": 75506, "total_column_articles": 322, "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": 10465, "total_submitted": 30352, "total_column_articles": 209, "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": 29572, "total_submitted": 36894, "total_column_articles": 330, "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": 1664, "total_submitted": 4545, "total_column_articles": 34, "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": 1338, "total_submitted": 3571, "total_column_articles": 32, "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": 2314, "total_submitted": 6674, "total_column_articles": 34, "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": 829, "total_submitted": 2232, "total_column_articles": 24, "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": 1271, "total_submitted": 4128, "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": 21296, "total_submitted": 41096, "total_column_articles": 229, "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": 9962, "total_submitted": 16455, "total_column_articles": 95, "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": 1366, "total_submitted": 5565, "total_column_articles": 26, "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": 9759, "total_submitted": 31365, "total_column_articles": 125, "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": 4321, "total_submitted": 7885, "total_column_articles": 83, "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": 1205, "total_submitted": 1995, "total_column_articles": 27, "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": 9644, "total_submitted": 22275, "total_column_articles": 139, "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": 8957, "total_submitted": 12569, "total_column_articles": 92, "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": 871, "total_submitted": 2558, "total_column_articles": 20, "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": 48721, "total_submitted": 63824, "total_column_articles": 573, "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": 2593, "total_submitted": 4278, "total_column_articles": 46, "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": 3463, "total_submitted": 15048, "total_column_articles": 53, "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": 3392, "total_submitted": 9436, "total_column_articles": 62, "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": 6654, "total_submitted": 21000, "total_column_articles": 123, "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": 53061, "total_submitted": 63121, "total_column_articles": 796, "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": 5010, "total_submitted": 14311, "total_column_articles": 79, "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": 4020, "total_submitted": 6941, "total_column_articles": 75, "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": 2446, "total_submitted": 4824, "total_column_articles": 50, "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": 13668, "total_submitted": 28861, "total_column_articles": 240, "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": 12982, "total_submitted": 18232, "total_column_articles": 235, "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": 19555, "total_submitted": 36583, "total_column_articles": 180, "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": 6812, "total_submitted": 18169, "total_column_articles": 139, "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": 12360, "total_submitted": 21191, "total_column_articles": 236, "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": 11477, "total_submitted": 25794, "total_column_articles": 160, "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": 15332, "total_submitted": 31978, "total_column_articles": 225, "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": 8074, "total_submitted": 13043, "total_column_articles": 132, "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": 39605, "total_submitted": 53413, "total_column_articles": 473, "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": 48132, "total_submitted": 65778, "total_column_articles": 652, "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": 74030, "total_submitted": 130824, "total_column_articles": 1021, "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": 19102, "total_submitted": 34638, "total_column_articles": 197, "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": 11185, "total_submitted": 39907, "total_column_articles": 151, "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": 11469, "total_submitted": 27694, "total_column_articles": 262, "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": 7164, "total_submitted": 15195, "total_column_articles": 153, "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": 8645, "total_submitted": 21604, "total_column_articles": 128, "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": 41771, "total_submitted": 68091, "total_column_articles": 632, "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": 6750, "total_submitted": 12783, "total_column_articles": 94, "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": 12715, "total_submitted": 32108, "total_column_articles": 190, "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": 48967, "total_submitted": 76863, "total_column_articles": 583, "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": 5919, "total_submitted": 10206, "total_column_articles": 101, "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": 21312, "total_submitted": 53737, "total_column_articles": 275, "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": 43008, "total_submitted": 77848, "total_column_articles": 334, "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": 18516, "total_submitted": 30511, "total_column_articles": 219, "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": 11590, "total_submitted": 25741, "total_column_articles": 231, "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": 71770, "total_submitted": 140109, "total_column_articles": 1257, "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": 9940, "total_submitted": 24294, "total_column_articles": 168, "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": 95567, "total_submitted": 161163, "total_column_articles": 870, "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": 27452, "total_submitted": 49538, "total_column_articles": 297, "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": 28130, "total_submitted": 43989, "total_column_articles": 366, "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": 3343, "total_submitted": 8673, "total_column_articles": 73, "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": 15357, "total_submitted": 34136, "total_column_articles": 160, "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": 18017, "total_submitted": 40104, "total_column_articles": 215, "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": 36901, "total_submitted": 56497, "total_column_articles": 371, "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": 12112, "total_submitted": 18371, "total_column_articles": 149, "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": 70739, "total_submitted": 126072, "total_column_articles": 2503, "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": 18941, "total_submitted": 52282, "total_column_articles": 280, "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": 9716, "total_submitted": 20024, "total_column_articles": 144, "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": 26020, "total_submitted": 53253, "total_column_articles": 326, "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": 37721, "total_submitted": 59895, "total_column_articles": 508, "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": 82457, "total_submitted": 105466, "total_column_articles": 1128, "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": 80589, "total_submitted": 226654, "total_column_articles": 1270, "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": 25511, "total_submitted": 40768, "total_column_articles": 446, "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": 16979, "total_submitted": 49991, "total_column_articles": 337, "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": 43823, "total_submitted": 73902, "total_column_articles": 470, "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": 22399, "total_submitted": 48074, "total_column_articles": 300, "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": 13788, "total_submitted": 29159, "total_column_articles": 311, "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": 5227, "total_submitted": 9319, "total_column_articles": 84, "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": 3014, "total_submitted": 6930, "total_column_articles": 74, "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": 56753, "total_submitted": 129094, "total_column_articles": 650, "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": 14659, "total_submitted": 21462, "total_column_articles": 250, "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": 3259, "total_submitted": 5864, "total_column_articles": 54, "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": 28416, "total_submitted": 38485, "total_column_articles": 370, "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": 24884, "total_submitted": 35222, "total_column_articles": 325, "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": "二叉树的最近公共祖先 LCOF", "question__title_slug": "er-cha-shu-de-zui-jin-gong-gong-zu-xian-lcof", "question__hide": false, "total_acs": 186240, "total_submitted": 264328, "total_column_articles": 995, "frontend_question_id": "剑指 Offer 68 - II", "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": "二叉搜索树的最近公共祖先 LCOF", "question__title_slug": "er-cha-sou-suo-shu-de-zui-jin-gong-gong-zu-xian-lcof", "question__hide": false, "total_acs": 192145, "total_submitted": 276479, "total_column_articles": 1008, "frontend_question_id": "剑指 Offer 68 - I", "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": "求1+2+…+n LCOF", "question__title_slug": "qiu-12n-lcof", "question__hide": false, "total_acs": 208439, "total_submitted": 242326, "total_column_articles": 1665, "frontend_question_id": "剑指 Offer 64", "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": "股票的最大利润 LCOF", "question__title_slug": "gu-piao-de-zui-da-li-run-lcof", "question__hide": false, "total_acs": 228994, "total_submitted": 361351, "total_column_articles": 1434, "frontend_question_id": "剑指 Offer 63", "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": "圆圈中最后剩下的数字 LCOF", "question__title_slug": "yuan-quan-zhong-zui-hou-sheng-xia-de-shu-zi-lcof", "question__hide": false, "total_acs": 168577, "total_submitted": 255741, "total_column_articles": 1001, "frontend_question_id": "剑指 Offer 62", "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": "平衡二叉树 LCOF", "question__title_slug": "ping-heng-er-cha-shu-lcof", "question__hide": false, "total_acs": 218322, "total_submitted": 365458, "total_column_articles": 1320, "frontend_question_id": "剑指 Offer 55 - II", "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": "扑克牌中的顺子 LCOF", "question__title_slug": "bu-ke-pai-zhong-de-shun-zi-lcof", "question__hide": false, "total_acs": 181994, "total_submitted": 395644, "total_column_articles": 1503, "frontend_question_id": "剑指 Offer 61", "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 LCOF", "question__title_slug": "ba-zi-fu-chuan-zhuan-huan-cheng-zheng-shu-lcof", "question__hide": false, "total_acs": 113592, "total_submitted": 390648, "total_column_articles": 869, "frontend_question_id": "剑指 Offer 67", "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": "n个骰子的点数 LCOF", "question__title_slug": "nge-tou-zi-de-dian-shu-lcof", "question__hide": false, "total_acs": 107228, "total_submitted": 186267, "total_column_articles": 878, "frontend_question_id": "剑指 Offer 60", "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": "构建乘积数组 LCOF", "question__title_slug": "gou-jian-cheng-ji-shu-zu-lcof", "question__hide": false, "total_acs": 125237, "total_submitted": 210901, "total_column_articles": 840, "frontend_question_id": "剑指 Offer 66", "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": "队列的最大值 LCOF", "question__title_slug": "dui-lie-de-zui-da-zhi-lcof", "question__hide": false, "total_acs": 144879, "total_submitted": 302492, "total_column_articles": 1340, "frontend_question_id": "面试题59 - II", "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": "滑动窗口的最大值 LCOF", "question__title_slug": "hua-dong-chuang-kou-de-zui-da-zhi-lcof", "question__hide": false, "total_acs": 198277, "total_submitted": 441192, "total_column_articles": 1585, "frontend_question_id": "剑指 Offer 59 - I", "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": "不用加减乘除做加法 LCOF", "question__title_slug": "bu-yong-jia-jian-cheng-chu-zuo-jia-fa-lcof", "question__hide": false, "total_acs": 122143, "total_submitted": 205680, "total_column_articles": 745, "frontend_question_id": "剑指 Offer 65", "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 LCOF", "question__title_slug": "chou-shu-lcof", "question__hide": false, "total_acs": 142154, "total_submitted": 217899, "total_column_articles": 769, "frontend_question_id": "剑指 Offer 49", "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": "二叉搜索树的第k大节点 LCOF", "question__title_slug": "er-cha-sou-suo-shu-de-di-kda-jie-dian-lcof", "question__hide": false, "total_acs": 262804, "total_submitted": 343485, "total_column_articles": 1668, "frontend_question_id": "剑指 Offer 54", "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": "最长不含重复字符的子字符串 LCOF", "question__title_slug": "zui-chang-bu-han-zhong-fu-zi-fu-de-zi-zi-fu-chuan-lcof", "question__hide": false, "total_acs": 258937, "total_submitted": 557953, "total_column_articles": 1612, "frontend_question_id": "剑指 Offer 48", "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": "缺失的数字 LCOF", "question__title_slug": "que-shi-de-shu-zi-lcof", "question__hide": false, "total_acs": 294322, "total_submitted": 655130, "total_column_articles": 2253, "frontend_question_id": "剑指 Offer 53 - II", "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": "左旋转字符串 LCOF", "question__title_slug": "zuo-xuan-zhuan-zi-fu-chuan-lcof", "question__hide": false, "total_acs": 379635, "total_submitted": 440985, "total_column_articles": 2715, "frontend_question_id": "剑指 Offer 58 - II", "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": "在排序数组中查找数字 LCOF", "question__title_slug": "zai-pai-xu-shu-zu-zhong-cha-zhao-shu-zi-lcof", "question__hide": false, "total_acs": 324331, "total_submitted": 610286, "total_column_articles": 2346, "frontend_question_id": "剑指 Offer 53 - I", "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": "翻转单词顺序 LCOF", "question__title_slug": "fan-zhuan-dan-ci-shun-xu-lcof", "question__hide": false, "total_acs": 216223, "total_submitted": 485464, "total_column_articles": 1444, "frontend_question_id": "剑指 Offer 58 - I", "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": "礼物的最大价值 LCOF", "question__title_slug": "li-wu-de-zui-da-jie-zhi-lcof", "question__hide": false, "total_acs": 208446, "total_submitted": 301551, "total_column_articles": 1524, "frontend_question_id": "剑指 Offer 47", "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": "两个链表的第一个公共节点 LCOF", "question__title_slug": "liang-ge-lian-biao-de-di-yi-ge-gong-gong-jie-dian-lcof", "question__hide": false, "total_acs": 269950, "total_submitted": 410989, "total_column_articles": 1442, "frontend_question_id": "剑指 Offer 52", "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": "把数字翻译成字符串 LCOF", "question__title_slug": "ba-shu-zi-fan-yi-cheng-zi-fu-chuan-lcof", "question__hide": false, "total_acs": 211811, "total_submitted": 407119, "total_column_articles": 2090, "frontend_question_id": "剑指 Offer 46", "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": "和为s的连续正数序列 LCOF", "question__title_slug": "he-wei-sde-lian-xu-zheng-shu-xu-lie-lcof", "question__hide": false, "total_acs": 210917, "total_submitted": 296021, "total_column_articles": 2300, "frontend_question_id": "剑指 Offer 57 - II", "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": "把数组排成最小的数 LCOF", "question__title_slug": "ba-shu-zu-pai-cheng-zui-xiao-de-shu-lcof", "question__hide": false, "total_acs": 192918, "total_submitted": 347156, "total_column_articles": 1298, "frontend_question_id": "剑指 Offer 45", "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": "和为s的两个数字 LCOF", "question__title_slug": "he-wei-sde-liang-ge-shu-zi-lcof", "question__hide": false, "total_acs": 225635, "total_submitted": 332038, "total_column_articles": 1264, "frontend_question_id": "剑指 Offer 57", "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": "数组中数字出现的次数 II LCOF", "question__title_slug": "shu-zu-zhong-shu-zi-chu-xian-de-ci-shu-ii-lcof", "question__hide": false, "total_acs": 146068, "total_submitted": 181121, "total_column_articles": 987, "frontend_question_id": "剑指 Offer 56 - II", "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": "数组中数字出现的次数 LCOF", "question__title_slug": "shu-zu-zhong-shu-zi-chu-xian-de-ci-shu-lcof", "question__hide": false, "total_acs": 177254, "total_submitted": 256197, "total_column_articles": 1420, "frontend_question_id": "剑指 Offer 56 - I", "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": "二叉树的深度 LCOF", "question__title_slug": "er-cha-shu-de-shen-du-lcof", "question__hide": false, "total_acs": 268501, "total_submitted": 338311, "total_column_articles": 1668, "frontend_question_id": "剑指 Offer 55 - I", "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": "数组中的逆序对 LCOF", "question__title_slug": "shu-zu-zhong-de-ni-xu-dui-lcof", "question__hide": false, "total_acs": 169868, "total_submitted": 342413, "total_column_articles": 1310, "frontend_question_id": "剑指 Offer 51", "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": "二叉树中和为某一值的路径 LCOF", "question__title_slug": "er-cha-shu-zhong-he-wei-mou-yi-zhi-de-lu-jing-lcof", "question__hide": false, "total_acs": 224757, "total_submitted": 381586, "total_column_articles": 1336, "frontend_question_id": "剑指 Offer 34", "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": "第一个只出现一次的字符 LCOF", "question__title_slug": "di-yi-ge-zhi-chu-xian-yi-ci-de-zi-fu-lcof", "question__hide": false, "total_acs": 270305, "total_submitted": 434837, "total_column_articles": 1638, "frontend_question_id": "剑指 Offer 50", "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": "二叉搜索树的后序遍历序列 LCOF", "question__title_slug": "er-cha-sou-suo-shu-de-hou-xu-bian-li-xu-lie-lcof", "question__hide": false, "total_acs": 190039, "total_submitted": 336443, "total_column_articles": 1463, "frontend_question_id": "剑指 Offer 33", "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": "从上到下打印二叉树 III LCOF", "question__title_slug": "cong-shang-dao-xia-da-yin-er-cha-shu-iii-lcof", "question__hide": false, "total_acs": 215394, "total_submitted": 367843, "total_column_articles": 1855, "frontend_question_id": "剑指 Offer 32 - III", "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": "数字序列中某一位的数字 LCOF", "question__title_slug": "shu-zi-xu-lie-zhong-mou-yi-wei-de-shu-zi-lcof", "question__hide": false, "total_acs": 91902, "total_submitted": 213862, "total_column_articles": 716, "frontend_question_id": "剑指 Offer 44", "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": "从上到下打印二叉树 II LCOF", "question__title_slug": "cong-shang-dao-xia-da-yin-er-cha-shu-ii-lcof", "question__hide": false, "total_acs": 234057, "total_submitted": 339273, "total_column_articles": 1678, "frontend_question_id": "剑指 Offer 32 - II", "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": "从上到下打印二叉树 LCOF", "question__title_slug": "cong-shang-dao-xia-da-yin-er-cha-shu-lcof", "question__hide": false, "total_acs": 236383, "total_submitted": 371070, "total_column_articles": 1520, "frontend_question_id": "剑指 Offer 32 - I", "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": "数组中出现次数超过一半的数字 LCOF", "question__title_slug": "shu-zu-zhong-chu-xian-ci-shu-chao-guo-yi-ban-de-shu-zi-lcof", "question__hide": false, "total_acs": 262794, "total_submitted": 374535, "total_column_articles": 1410, "frontend_question_id": "剑指 Offer 39", "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": "1~n整数中1出现的次数 LCOF", "question__title_slug": "1nzheng-shu-zhong-1chu-xian-de-ci-shu-lcof", "question__hide": false, "total_acs": 77408, "total_submitted": 153398, "total_column_articles": 698, "frontend_question_id": "剑指 Offer 43", "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": "字符串的排列 LCOF", "question__title_slug": "zi-fu-chuan-de-pai-lie-lcof", "question__hide": false, "total_acs": 239543, "total_submitted": 414592, "total_column_articles": 1500, "frontend_question_id": "剑指 Offer 38", "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": "序列化二叉树 LCOF", "question__title_slug": "xu-lie-hua-er-cha-shu-lcof", "question__hide": false, "total_acs": 119506, "total_submitted": 208088, "total_column_articles": 783, "frontend_question_id": "剑指 Offer 37", "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": "栈的压入、弹出序列 LCOF", "question__title_slug": "zhan-de-ya-ru-dan-chu-xu-lie-lcof", "question__hide": false, "total_acs": 184834, "total_submitted": 303350, "total_column_articles": 1392, "frontend_question_id": "剑指 Offer 31", "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": "二叉搜索树与双向链表 LCOF", "question__title_slug": "er-cha-sou-suo-shu-yu-shuang-xiang-lian-biao-lcof", "question__hide": false, "total_acs": 182210, "total_submitted": 279416, "total_column_articles": 1447, "frontend_question_id": "剑指 Offer 36", "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": "连续子数组的最大和 LCOF", "question__title_slug": "lian-xu-zi-shu-zu-de-zui-da-he-lcof", "question__hide": false, "total_acs": 347561, "total_submitted": 572738, "total_column_articles": 2053, "frontend_question_id": "剑指 Offer 42", "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 LCOF", "question__title_slug": "shu-ju-liu-zhong-de-zhong-wei-shu-lcof", "question__hide": false, "total_acs": 114028, "total_submitted": 194864, "total_column_articles": 774, "frontend_question_id": "剑指 Offer 41", "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": "包含min函数的栈 LCOF", "question__title_slug": "bao-han-minhan-shu-de-zhan-lcof", "question__hide": false, "total_acs": 285630, "total_submitted": 514213, "total_column_articles": 1747, "frontend_question_id": "剑指 Offer 30", "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": "最小的k个数 LCOF", "question__title_slug": "zui-xiao-de-kge-shu-lcof", "question__hide": false, "total_acs": 383700, "total_submitted": 667956, "total_column_articles": 2354, "frontend_question_id": "剑指 Offer 40", "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": "复杂链表的复制 LCOF", "question__title_slug": "fu-za-lian-biao-de-fu-zhi-lcof", "question__hide": false, "total_acs": 234045, "total_submitted": 326763, "total_column_articles": 1520, "frontend_question_id": "剑指 Offer 35", "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 LCOF", "question__title_slug": "shan-chu-lian-biao-de-jie-dian-lcof", "question__hide": false, "total_acs": 302469, "total_submitted": 502731, "total_column_articles": 2052, "frontend_question_id": "剑指 Offer 18", "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": "反转链表 LCOF", "question__title_slug": "fan-zhuan-lian-biao-lcof", "question__hide": false, "total_acs": 479557, "total_submitted": 644014, "total_column_articles": 2600, "frontend_question_id": "剑指 Offer 24", "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": "正则表达式匹配 LCOF", "question__title_slug": "zheng-ze-biao-da-shi-pi-pei-lcof", "question__hide": false, "total_acs": 103998, "total_submitted": 268657, "total_column_articles": 618, "frontend_question_id": "剑指 Offer 19", "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": "打印从1到最大的n位数 LCOF", "question__title_slug": "da-yin-cong-1dao-zui-da-de-nwei-shu-lcof", "question__hide": false, "total_acs": 225403, "total_submitted": 289704, "total_column_articles": 1452, "frontend_question_id": "剑指 Offer 17", "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": "数值的整数次方 LCOF", "question__title_slug": "shu-zhi-de-zheng-shu-ci-fang-lcof", "question__hide": false, "total_acs": 203417, "total_submitted": 585328, "total_column_articles": 1128, "frontend_question_id": "剑指 Offer 16", "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": "链表中倒数第k个节点 LCOF", "question__title_slug": "lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof", "question__hide": false, "total_acs": 398683, "total_submitted": 496793, "total_column_articles": 3258, "frontend_question_id": "剑指 Offer 22", "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": "顺时针打印矩阵 LCOF", "question__title_slug": "shun-shi-zhen-da-yin-ju-zhen-lcof", "question__hide": false, "total_acs": 222798, "total_submitted": 512846, "total_column_articles": 1982, "frontend_question_id": "剑指 Offer 29", "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": "二进制中1的个数 LCOF", "question__title_slug": "er-jin-zhi-zhong-1de-ge-shu-lcof", "question__hide": false, "total_acs": 292890, "total_submitted": 389058, "total_column_articles": 1652, "frontend_question_id": "剑指 Offer 15", "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": "调整数组顺序使奇数位于偶数前面 LCOF", "question__title_slug": "diao-zheng-shu-zu-shun-xu-shi-qi-shu-wei-yu-ou-shu-qian-mian-lcof", "question__hide": false, "total_acs": 318557, "total_submitted": 490688, "total_column_articles": 2349, "frontend_question_id": "剑指 Offer 21", "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": "表示数值的字符串 LCOF", "question__title_slug": "biao-shi-shu-zhi-de-zi-fu-chuan-lcof", "question__hide": false, "total_acs": 120351, "total_submitted": 474859, "total_column_articles": 1313, "frontend_question_id": "剑指 Offer 20", "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": "对称的二叉树 LCOF", "question__title_slug": "dui-cheng-de-er-cha-shu-lcof", "question__hide": false, "total_acs": 250591, "total_submitted": 434527, "total_column_articles": 1648, "frontend_question_id": "剑指 Offer 28", "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": "二叉树的镜像 LCOF", "question__title_slug": "er-cha-shu-de-jing-xiang-lcof", "question__hide": false, "total_acs": 309426, "total_submitted": 388697, "total_column_articles": 2011, "frontend_question_id": "剑指 Offer 27", "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": "树的子结构 LCOF", "question__title_slug": "shu-de-zi-jie-gou-lcof", "question__hide": false, "total_acs": 259063, "total_submitted": 554959, "total_column_articles": 1865, "frontend_question_id": "剑指 Offer 26", "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": "合并两个排序的链表 LCOF", "question__title_slug": "he-bing-liang-ge-pai-xu-de-lian-biao-lcof", "question__hide": false, "total_acs": 302174, "total_submitted": 415726, "total_column_articles": 1715, "frontend_question_id": "剑指 Offer 25", "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": "剪绳子 II LCOF", "question__title_slug": "jian-sheng-zi-ii-lcof", "question__hide": false, "total_acs": 130517, "total_submitted": 411336, "total_column_articles": 700, "frontend_question_id": "剑指 Offer 14- II", "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": "剪绳子 LCOF", "question__title_slug": "jian-sheng-zi-lcof", "question__hide": false, "total_acs": 248226, "total_submitted": 432315, "total_column_articles": 1856, "frontend_question_id": "剑指 Offer 14- I", "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": "重建二叉树 LCOF", "question__title_slug": "zhong-jian-er-cha-shu-lcof", "question__hide": false, "total_acs": 291505, "total_submitted": 413752, "total_column_articles": 1956, "frontend_question_id": "剑指 Offer 07", "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": "从尾到头打印链表 LCOF", "question__title_slug": "cong-wei-dao-tou-da-yin-lian-biao-lcof", "question__hide": false, "total_acs": 518391, "total_submitted": 692550, "total_column_articles": 3169, "frontend_question_id": "剑指 Offer 06", "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": "机器人的运动范围 LCOF", "question__title_slug": "ji-qi-ren-de-yun-dong-fan-wei-lcof", "question__hide": false, "total_acs": 282874, "total_submitted": 528682, "total_column_articles": 2335, "frontend_question_id": "面试题13", "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": "替换空格 LCOF", "question__title_slug": "ti-huan-kong-ge-lcof", "question__hide": false, "total_acs": 530860, "total_submitted": 701566, "total_column_articles": 3008, "frontend_question_id": "剑指 Offer 05", "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": "矩阵中的路径 LCOF", "question__title_slug": "ju-zhen-zhong-de-lu-jing-lcof", "question__hide": false, "total_acs": 287246, "total_submitted": 630540, "total_column_articles": 1654, "frontend_question_id": "剑指 Offer 12", "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": "旋转数组的最小数字 LCOF", "question__title_slug": "xuan-zhuan-shu-zu-de-zui-xiao-shu-zi-lcof", "question__hide": false, "total_acs": 421730, "total_submitted": 855217, "total_column_articles": 2348, "frontend_question_id": "剑指 Offer 11", "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": "青蛙跳台阶问题 LCOF", "question__title_slug": "qing-wa-tiao-tai-jie-wen-ti-lcof", "question__hide": false, "total_acs": 323365, "total_submitted": 708531, "total_column_articles": 1869, "frontend_question_id": "剑指 Offer 10- II", "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": "二维数组中的查找 LCOF", "question__title_slug": "er-wei-shu-zu-zhong-de-cha-zhao-lcof", "question__hide": false, "total_acs": 433988, "total_submitted": 1085832, "total_column_articles": 3114, "frontend_question_id": "剑指 Offer 04", "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": "数组中重复的数字 LCOF", "question__title_slug": "shu-zu-zhong-zhong-fu-de-shu-zi-lcof", "question__hide": false, "total_acs": 639948, "total_submitted": 944630, "total_column_articles": 3915, "frontend_question_id": "剑指 Offer 03", "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": "斐波那契数列 LCOF", "question__title_slug": "fei-bo-na-qi-shu-lie-lcof", "question__hide": false, "total_acs": 420689, "total_submitted": 1164566, "total_column_articles": 2545, "frontend_question_id": "剑指 Offer 10- I", "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": "用两个栈实现队列 LCOF", "question__title_slug": "yong-liang-ge-zhan-shi-xian-dui-lie-lcof", "question__hide": false, "total_acs": 473448, "total_submitted": 669622, "total_column_articles": 2609, "frontend_question_id": "剑指 Offer 09", "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": 19329, "total_submitted": 45023, "total_column_articles": 260, "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": 10267, "total_submitted": 22038, "total_column_articles": 198, "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": 10611, "total_submitted": 24132, "total_column_articles": 248, "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": 21042, "total_submitted": 27469, "total_column_articles": 255, "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": 34751, "total_submitted": 42340, "total_column_articles": 514, "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": 26841, "total_submitted": 47390, "total_column_articles": 330, "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": 28952, "total_submitted": 35605, "total_column_articles": 423, "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": 58880, "total_submitted": 87271, "total_column_articles": 475, "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": 25524, "total_submitted": 33286, "total_column_articles": 385, "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": 22361, "total_submitted": 57668, "total_column_articles": 273, "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": 40425, "total_submitted": 81404, "total_column_articles": 365, "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": 17913, "total_submitted": 47140, "total_column_articles": 311, "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": 23908, "total_submitted": 33964, "total_column_articles": 345, "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": 16529, "total_submitted": 28242, "total_column_articles": 236, "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": "bianry-number-to-string-lcci", "question__hide": false, "total_acs": 11564, "total_submitted": 16180, "total_column_articles": 180, "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": 10315, "total_submitted": 20244, "total_column_articles": 122, "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": 19830, "total_submitted": 35473, "total_column_articles": 305, "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": 29682, "total_submitted": 36243, "total_column_articles": 465, "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": 37159, "total_submitted": 55958, "total_column_articles": 680, "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": 27792, "total_submitted": 33827, "total_column_articles": 427, "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": 56205, "total_submitted": 152991, "total_column_articles": 599, "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": 5628, "total_submitted": 10370, "total_column_articles": 114, "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": 13552, "total_submitted": 35131, "total_column_articles": 195, "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": 55392, "total_submitted": 117834, "total_column_articles": 708, "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": 86408, "total_submitted": 100461, "total_column_articles": 808, "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": 71874, "total_submitted": 116229, "total_column_articles": 680, "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": 95525, "total_submitted": 129215, "total_column_articles": 1150, "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": 59480, "total_submitted": 109804, "total_column_articles": 1033, "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": 7728, "total_submitted": 21255, "total_column_articles": 179, "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": 16264, "total_submitted": 22878, "total_column_articles": 274, "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": 17735, "total_submitted": 34281, "total_column_articles": 306, "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": 14495, "total_submitted": 28224, "total_column_articles": 269, "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": 24495, "total_submitted": 34139, "total_column_articles": 249, "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": 60975, "total_submitted": 97342, "total_column_articles": 640, "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": 35095, "total_submitted": 98910, "total_column_articles": 418, "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": 41775, "total_submitted": 70272, "total_column_articles": 444, "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": 31814, "total_submitted": 39484, "total_column_articles": 669, "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": 44238, "total_submitted": 56145, "total_column_articles": 530, "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": 23210, "total_submitted": 43016, "total_column_articles": 313, "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": 17656, "total_submitted": 33112, "total_column_articles": 261, "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": 26803, "total_submitted": 49907, "total_column_articles": 349, "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": 30937, "total_submitted": 43114, "total_column_articles": 418, "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": 35003, "total_submitted": 56649, "total_column_articles": 387, "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": 38144, "total_submitted": 70033, "total_column_articles": 379, "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": 123009, "total_submitted": 183908, "total_column_articles": 875, "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": 54781, "total_submitted": 112546, "total_column_articles": 631, "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": 82751, "total_submitted": 123157, "total_column_articles": 832, "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": 47859, "total_submitted": 88157, "total_column_articles": 552, "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": 96922, "total_submitted": 208045, "total_column_articles": 1373, "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": 66004, "total_submitted": 114954, "total_column_articles": 662, "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": 84108, "total_submitted": 132194, "total_column_articles": 1416, "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": 133927, "total_submitted": 188031, "total_column_articles": 2009, "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": 92478, "total_submitted": 109395, "total_column_articles": 749, "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": 14163, "total_submitted": 61895, "total_column_articles": 221, "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": 2674, "total_submitted": 12301, "total_column_articles": 62, "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": 3620, "total_submitted": 8944, "total_column_articles": 79, "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": 17551, "total_submitted": 25153, "total_column_articles": 302, "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": 2555, "question__title": "Design SQL", "question__title_slug": "design-sql", "question__hide": false, "total_acs": 48, "total_submitted": 54, "total_column_articles": 5, "frontend_question_id": "2408", "is_new_question": true }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 91, "total_submitted": 111, "total_column_articles": 8, "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": 2535, "question__title": "Count Strictly Increasing Subarrays", "question__title_slug": "count-strictly-increasing-subarrays", "question__hide": false, "total_acs": 76, "total_submitted": 92, "total_column_articles": 4, "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": 100, "total_submitted": 162, "total_column_articles": 3, "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": 2526, "question__title": "Longest Increasing Subsequence II", "question__title_slug": "longest-increasing-subsequence-ii", "question__hide": false, "total_acs": 3400, "total_submitted": 12959, "total_column_articles": 66, "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": 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": 105, "total_submitted": 131, "total_column_articles": 2, "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": 61, "total_submitted": 73, "total_column_articles": 1, "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": 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": 81, "total_submitted": 115, "total_column_articles": 7, "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": 145, "total_submitted": 187, "total_column_articles": 3, "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": 164, "total_submitted": 201, "total_column_articles": 2, "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": 2506, "question__title": "Minimize Maximum Value in a Grid", "question__title_slug": "minimize-maximum-value-in-a-grid", "question__hide": false, "total_acs": 118, "total_submitted": 143, "total_column_articles": 7, "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": 2501, "question__title": "Generate the Invoice", "question__title_slug": "generate-the-invoice", "question__hide": false, "total_acs": 113, "total_submitted": 139, "total_column_articles": 6, "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": 122, "total_submitted": 156, "total_column_articles": 9, "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": 2050, "total_submitted": 4675, "total_column_articles": 45, "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": 2666, "total_submitted": 7441, "total_column_articles": 41, "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": 3855, "total_submitted": 6021, "total_column_articles": 43, "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": 3852, "total_submitted": 8270, "total_column_articles": 59, "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": 277, "total_submitted": 298, "total_column_articles": 5, "frontend_question_id": "2356", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 6169, "total_submitted": 16471, "total_column_articles": 89, "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": 6819, "total_submitted": 9776, "total_column_articles": 88, "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": 7775, "total_submitted": 12701, "total_column_articles": 81, "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": 8171, "total_submitted": 8924, "total_column_articles": 46, "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": 150, "total_submitted": 227, "total_column_articles": 7, "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": 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": 6868, "total_submitted": 16186, "total_column_articles": 106, "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": 8137, "total_submitted": 11010, "total_column_articles": 100, "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": 8338, "total_submitted": 15264, "total_column_articles": 92, "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": 105, "total_submitted": 176, "total_column_articles": 6, "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": 204, "total_submitted": 544, "total_column_articles": 5, "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": 5157, "total_submitted": 10881, "total_column_articles": 64, "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": 4206, "total_submitted": 8281, "total_column_articles": 75, "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": 6112, "total_submitted": 6888, "total_column_articles": 55, "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": 5579, "total_submitted": 7774, "total_column_articles": 54, "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": 4819, "total_submitted": 15143, "total_column_articles": 106, "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": 7882, "total_submitted": 16595, "total_column_articles": 142, "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": 8685, "total_submitted": 27878, "total_column_articles": 124, "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": 10404, "total_submitted": 14344, "total_column_articles": 123, "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": 8234, "total_submitted": 27005, "total_column_articles": 135, "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": 101, "total_submitted": 138, "total_column_articles": 6, "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": 9874, "total_submitted": 18678, "total_column_articles": 127, "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": 4801, "total_submitted": 8859, "total_column_articles": 90, "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": 7709, "total_submitted": 8865, "total_column_articles": 117, "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": 8582, "total_submitted": 13036, "total_column_articles": 106, "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": 8683, "total_submitted": 13082, "total_column_articles": 98, "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": 131, "total_submitted": 157, "total_column_articles": 11, "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": 3030, "total_submitted": 5586, "total_column_articles": 77, "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": 4372, "total_submitted": 12423, "total_column_articles": 82, "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": 5096, "total_submitted": 9171, "total_column_articles": 57, "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": 5688, "total_submitted": 9672, "total_column_articles": 77, "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": 2932, "total_submitted": 7408, "total_column_articles": 44, "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": 6779, "total_submitted": 14754, "total_column_articles": 128, "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": 8957, "total_submitted": 21761, "total_column_articles": 120, "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": 139, "total_submitted": 206, "total_column_articles": 9, "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": 5397, "total_submitted": 11730, "total_column_articles": 94, "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": 8472, "total_submitted": 12237, "total_column_articles": 195, "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": 8627, "total_submitted": 20753, "total_column_articles": 94, "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": 9474, "total_submitted": 11170, "total_column_articles": 84, "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": 324, "total_submitted": 437, "total_column_articles": 10, "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": 383, "total_submitted": 548, "total_column_articles": 7, "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": 284, "total_submitted": 377, "total_column_articles": 4, "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": 3472, "total_submitted": 8503, "total_column_articles": 45, "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": 3280, "total_submitted": 10046, "total_column_articles": 72, "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": 5160, "total_submitted": 12606, "total_column_articles": 78, "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": 6414, "total_submitted": 8374, "total_column_articles": 67, "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": 291, "total_submitted": 401, "total_column_articles": 7, "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": 8685, "total_submitted": 19285, "total_column_articles": 122, "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": 6945, "total_submitted": 16573, "total_column_articles": 101, "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": 7324, "total_submitted": 19928, "total_column_articles": 105, "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": 12168, "total_submitted": 14444, "total_column_articles": 129, "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": 315, "total_submitted": 383, "total_column_articles": 7, "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": 331, "total_submitted": 379, "total_column_articles": 5, "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": 6755, "total_submitted": 18258, "total_column_articles": 129, "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": 6968, "total_submitted": 23911, "total_column_articles": 97, "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": 9184, "total_submitted": 14404, "total_column_articles": 151, "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": 11827, "total_submitted": 15893, "total_column_articles": 133, "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": 3478, "total_submitted": 5509, "total_column_articles": 68, "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": 5038, "total_submitted": 13749, "total_column_articles": 81, "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": 6032, "total_submitted": 11087, "total_column_articles": 68, "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": 6073, "total_submitted": 11179, "total_column_articles": 87, "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": 392, "total_submitted": 877, "total_column_articles": 7, "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": 5516, "total_submitted": 12879, "total_column_articles": 71, "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": 6567, "total_submitted": 21506, "total_column_articles": 105, "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": 9920, "total_submitted": 13740, "total_column_articles": 95, "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": 12186, "total_submitted": 14369, "total_column_articles": 132, "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": 143, "total_submitted": 206, "total_column_articles": 9, "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": 88, "total_submitted": 159, "total_column_articles": 7, "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": 7488, "total_submitted": 14257, "total_column_articles": 107, "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": 8313, "total_submitted": 20542, "total_column_articles": 126, "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": 10850, "total_submitted": 13595, "total_column_articles": 149, "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": 158, "total_submitted": 222, "total_column_articles": 11, "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": 2456, "total_submitted": 5365, "total_column_articles": 47, "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": 3664, "total_submitted": 14439, "total_column_articles": 63, "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": 4229, "total_submitted": 18411, "total_column_articles": 78, "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": 6258, "total_submitted": 7604, "total_column_articles": 79, "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": 2405, "total_submitted": 8253, "total_column_articles": 42, "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": 6980, "total_submitted": 18418, "total_column_articles": 110, "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": 8555, "total_submitted": 12249, "total_column_articles": 109, "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": 10788, "total_submitted": 19008, "total_column_articles": 133, "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": 8611, "total_submitted": 12885, "total_column_articles": 110, "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": 5251, "total_submitted": 10598, "total_column_articles": 102, "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": 8241, "total_submitted": 18078, "total_column_articles": 176, "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": 10228, "total_submitted": 12458, "total_column_articles": 97, "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": 255, "total_submitted": 389, "total_column_articles": 15, "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": 2981, "total_submitted": 5302, "total_column_articles": 64, "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": 5318, "total_submitted": 14155, "total_column_articles": 96, "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": 3963, "total_submitted": 4692, "total_column_articles": 55, "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": 7099, "total_submitted": 8454, "total_column_articles": 105, "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": 3083, "total_submitted": 5273, "total_column_articles": 53, "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": 124, "total_submitted": 176, "total_column_articles": 11, "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": 9409, "total_submitted": 12871, "total_column_articles": 78, "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": 7466, "total_submitted": 18971, "total_column_articles": 84, "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": 77, "total_submitted": 120, "total_column_articles": 6, "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": 6347, "total_submitted": 17621, "total_column_articles": 118, "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": 4370, "total_submitted": 8773, "total_column_articles": 72, "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": 3712, "total_submitted": 8315, "total_column_articles": 65, "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": 5492, "total_submitted": 14579, "total_column_articles": 84, "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": 5821, "total_submitted": 9446, "total_column_articles": 79, "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": 3915, "total_submitted": 9073, "total_column_articles": 64, "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": 5913, "total_submitted": 13843, "total_column_articles": 113, "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": 7506, "total_submitted": 13171, "total_column_articles": 108, "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": 7389, "total_submitted": 10851, "total_column_articles": 103, "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": 8571, "total_submitted": 12355, "total_column_articles": 104, "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": 197, "total_submitted": 251, "total_column_articles": 12, "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": 10262, "total_submitted": 11824, "total_column_articles": 90, "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": 17780, "total_submitted": 20391, "total_column_articles": 85, "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": 133, "total_submitted": 200, "total_column_articles": 3, "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": 120, "total_submitted": 219, "total_column_articles": 2, "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": 2546, "total_submitted": 11632, "total_column_articles": 43, "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": 5086, "total_submitted": 8872, "total_column_articles": 72, "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": 5201, "total_submitted": 9162, "total_column_articles": 71, "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": 6763, "total_submitted": 8602, "total_column_articles": 93, "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": 498, "total_submitted": 720, "total_column_articles": 9, "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": 4992, "total_submitted": 9142, "total_column_articles": 86, "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": 4517, "total_submitted": 21856, "total_column_articles": 85, "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": 7352, "total_submitted": 23860, "total_column_articles": 100, "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": 8995, "total_submitted": 14906, "total_column_articles": 114, "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": 535, "total_submitted": 1029, "total_column_articles": 6, "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": 576, "total_submitted": 1187, "total_column_articles": 10, "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": 190, "total_submitted": 308, "total_column_articles": 12, "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": 3227, "total_submitted": 12948, "total_column_articles": 62, "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": 8513, "total_submitted": 39690, "total_column_articles": 148, "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": 10255, "total_submitted": 15672, "total_column_articles": 101, "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": 11521, "total_submitted": 14193, "total_column_articles": 99, "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": 3998, "total_submitted": 9011, "total_column_articles": 54, "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": 4215, "total_submitted": 12092, "total_column_articles": 92, "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": 9519, "total_submitted": 17001, "total_column_articles": 149, "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": 10201, "total_submitted": 16108, "total_column_articles": 127, "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": 3110, "total_submitted": 8204, "total_column_articles": 40, "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": 5006, "total_submitted": 16080, "total_column_articles": 89, "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": 5861, "total_submitted": 12623, "total_column_articles": 69, "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": 5483, "total_submitted": 15530, "total_column_articles": 96, "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": 7321, "total_submitted": 12498, "total_column_articles": 96, "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": 8826, "total_submitted": 16669, "total_column_articles": 107, "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": 422, "total_submitted": 783, "total_column_articles": 9, "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": 2647, "total_submitted": 8253, "total_column_articles": 40, "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": 5709, "total_submitted": 15975, "total_column_articles": 68, "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": 5777, "total_submitted": 10031, "total_column_articles": 67, "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": 8300, "total_submitted": 15252, "total_column_articles": 96, "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": 7245, "total_submitted": 19640, "total_column_articles": 125, "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": 6987, "total_submitted": 16341, "total_column_articles": 131, "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": 9269, "total_submitted": 11085, "total_column_articles": 167, "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": 10926, "total_submitted": 17568, "total_column_articles": 138, "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": 10456, "total_submitted": 15106, "total_column_articles": 129, "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": 2502, "total_submitted": 7112, "total_column_articles": 76, "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": 4395, "total_submitted": 8467, "total_column_articles": 99, "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": 5359, "total_submitted": 14954, "total_column_articles": 73, "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": 7364, "total_submitted": 9213, "total_column_articles": 107, "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": 5913, "total_submitted": 10555, "total_column_articles": 110, "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": 7591, "total_submitted": 14496, "total_column_articles": 125, "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": 9118, "total_submitted": 18124, "total_column_articles": 142, "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": 10143, "total_submitted": 20400, "total_column_articles": 129, "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": 642, "total_submitted": 1342, "total_column_articles": 10, "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": 362, "total_submitted": 618, "total_column_articles": 8, "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": 5404, "total_submitted": 11122, "total_column_articles": 115, "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": 5800, "total_submitted": 17261, "total_column_articles": 113, "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": 8611, "total_submitted": 16453, "total_column_articles": 115, "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": 12272, "total_submitted": 18256, "total_column_articles": 161, "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": 2817, "total_submitted": 10054, "total_column_articles": 69, "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": 7730, "total_submitted": 21270, "total_column_articles": 160, "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": 6683, "total_submitted": 10951, "total_column_articles": 122, "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": 9841, "total_submitted": 15466, "total_column_articles": 166, "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": 3105, "total_submitted": 8643, "total_column_articles": 52, "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": 5510, "total_submitted": 11293, "total_column_articles": 121, "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": 7521, "total_submitted": 9368, "total_column_articles": 92, "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": 8004, "total_submitted": 9670, "total_column_articles": 114, "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": 232, "total_submitted": 433, "total_column_articles": 13, "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": 3715, "total_submitted": 10048, "total_column_articles": 65, "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": 10831, "total_submitted": 20601, "total_column_articles": 132, "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": 2525, "total_submitted": 6607, "total_column_articles": 78, "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": 6598, "total_submitted": 13918, "total_column_articles": 158, "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": 8738, "total_submitted": 21964, "total_column_articles": 133, "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": 10737, "total_submitted": 18438, "total_column_articles": 128, "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": 591, "total_submitted": 1069, "total_column_articles": 9, "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": 162, "total_submitted": 238, "total_column_articles": 9, "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": 684, "total_submitted": 1244, "total_column_articles": 20, "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": 7536, "total_submitted": 12908, "total_column_articles": 86, "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": 3989, "total_submitted": 10558, "total_column_articles": 46, "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": 5689, "total_submitted": 14291, "total_column_articles": 90, "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": 5999, "total_submitted": 19761, "total_column_articles": 97, "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": 10173, "total_submitted": 13621, "total_column_articles": 110, "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": 5102, "total_submitted": 15206, "total_column_articles": 86, "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": 8039, "total_submitted": 11012, "total_column_articles": 133, "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": 10431, "total_submitted": 44324, "total_column_articles": 206, "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": 11779, "total_submitted": 13887, "total_column_articles": 122, "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": 289, "total_submitted": 472, "total_column_articles": 13, "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": 695, "total_submitted": 1131, "total_column_articles": 7, "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": 4247, "total_submitted": 15534, "total_column_articles": 55, "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": 6344, "total_submitted": 13197, "total_column_articles": 136, "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": 11676, "total_submitted": 13598, "total_column_articles": 165, "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": 10139, "total_submitted": 15669, "total_column_articles": 117, "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": 341, "total_submitted": 591, "total_column_articles": 13, "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": 336, "total_submitted": 759, "total_column_articles": 5, "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": 3977, "total_submitted": 9153, "total_column_articles": 64, "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": 10627, "total_submitted": 39407, "total_column_articles": 142, "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": 9603, "total_submitted": 13317, "total_column_articles": 108, "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": 12798, "total_submitted": 16173, "total_column_articles": 138, "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": 3700, "total_submitted": 7554, "total_column_articles": 68, "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": 8132, "total_submitted": 20502, "total_column_articles": 171, "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": 8243, "total_submitted": 27180, "total_column_articles": 146, "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": 13452, "total_submitted": 17732, "total_column_articles": 109, "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": 243, "total_submitted": 482, "total_column_articles": 15, "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": 4003, "total_submitted": 8354, "total_column_articles": 73, "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": 5494, "total_submitted": 18343, "total_column_articles": 149, "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": 7224, "total_submitted": 13140, "total_column_articles": 126, "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": 9079, "total_submitted": 13241, "total_column_articles": 116, "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": 124, "total_submitted": 232, "total_column_articles": 9, "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": 824, "total_submitted": 1638, "total_column_articles": 13, "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": 2782, "total_submitted": 8049, "total_column_articles": 70, "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": 6232, "total_submitted": 11121, "total_column_articles": 104, "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": 7380, "total_submitted": 10654, "total_column_articles": 74, "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": 8373, "total_submitted": 10472, "total_column_articles": 98, "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": 3128, "total_submitted": 10274, "total_column_articles": 72, "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": 5129, "total_submitted": 21244, "total_column_articles": 86, "frontend_question_id": "2156", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "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": 12845, "total_submitted": 17416, "total_column_articles": 158, "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": 243, "total_submitted": 430, "total_column_articles": 12, "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": 4822, "total_submitted": 9801, "total_column_articles": 89, "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": 9833, "total_submitted": 12252, "total_column_articles": 109, "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": 8272, "total_submitted": 13817, "total_column_articles": 99, "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": 10301, "total_submitted": 17866, "total_column_articles": 134, "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": 428, "total_submitted": 560, "total_column_articles": 12, "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": 2696, "total_submitted": 5560, "total_column_articles": 55, "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": 3003, "total_submitted": 9155, "total_column_articles": 76, "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": 6866, "total_submitted": 8233, "total_column_articles": 104, "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": 10144, "total_submitted": 11877, "total_column_articles": 154, "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": 4909, "total_submitted": 12267, "total_column_articles": 71, "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": 7705, "total_submitted": 18103, "total_column_articles": 151, "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": 7273, "total_submitted": 11363, "total_column_articles": 107, "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": 9011, "total_submitted": 13472, "total_column_articles": 128, "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": 194, "total_submitted": 369, "total_column_articles": 5, "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": 209, "total_submitted": 362, "total_column_articles": 10, "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": 3715, "total_submitted": 5725, "total_column_articles": 67, "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": 4890, "total_submitted": 13795, "total_column_articles": 98, "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": 6671, "total_submitted": 13945, "total_column_articles": 161, "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": 8922, "total_submitted": 15916, "total_column_articles": 134, "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": 468, "total_submitted": 804, "total_column_articles": 12, "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": 852, "total_submitted": 1243, "total_column_articles": 15, "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": 3185, "total_submitted": 7893, "total_column_articles": 78, "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": 3586, "total_submitted": 9077, "total_column_articles": 86, "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": 4774, "total_submitted": 13778, "total_column_articles": 107, "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": 7976, "total_submitted": 11820, "total_column_articles": 139, "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": 312, "total_submitted": 904, "total_column_articles": 13, "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": 3006, "total_submitted": 9316, "total_column_articles": 65, "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": 7637, "total_submitted": 15628, "total_column_articles": 100, "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": 8475, "total_submitted": 10114, "total_column_articles": 116, "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": 10199, "total_submitted": 14577, "total_column_articles": 166, "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": 230, "total_submitted": 633, "total_column_articles": 9, "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": 3599, "total_submitted": 8713, "total_column_articles": 61, "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": 5883, "total_submitted": 15623, "total_column_articles": 149, "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": 6998, "total_submitted": 8494, "total_column_articles": 105, "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": 13568, "total_submitted": 18117, "total_column_articles": 145, "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": 7375, "total_submitted": 17789, "total_column_articles": 128, "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": 7621, "total_submitted": 9331, "total_column_articles": 115, "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": 7082, "total_submitted": 11575, "total_column_articles": 121, "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": 4175, "total_submitted": 12299, "total_column_articles": 94, "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": 8389, "total_submitted": 16026, "total_column_articles": 144, "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": 8564, "total_submitted": 13978, "total_column_articles": 106, "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": 11286, "total_submitted": 14368, "total_column_articles": 168, "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": 293, "total_submitted": 465, "total_column_articles": 17, "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": 4387, "total_submitted": 12990, "total_column_articles": 93, "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": 7320, "total_submitted": 13582, "total_column_articles": 116, "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": 38688, "total_submitted": 61672, "total_column_articles": 376, "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": 9400, "total_submitted": 11697, "total_column_articles": 171, "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": 371, "total_submitted": 641, "total_column_articles": 14, "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": 1438, "total_submitted": 1747, "total_column_articles": 31, "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": 1911, "total_submitted": 2551, "total_column_articles": 25, "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": 1349, "total_submitted": 4196, "total_column_articles": 21, "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": 3307, "total_submitted": 10647, "total_column_articles": 59, "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": 4929, "total_submitted": 12175, "total_column_articles": 102, "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": 14269, "total_submitted": 16621, "total_column_articles": 191, "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": 178, "total_submitted": 282, "total_column_articles": 9, "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": 6455, "total_submitted": 14793, "total_column_articles": 182, "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": 11355, "total_submitted": 19565, "total_column_articles": 157, "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": 9523, "total_submitted": 17082, "total_column_articles": 152, "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": 1768, "total_submitted": 2572, "total_column_articles": 27, "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": 5279, "total_submitted": 18466, "total_column_articles": 126, "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": 7219, "total_submitted": 12687, "total_column_articles": 136, "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": 7013, "total_submitted": 19228, "total_column_articles": 108, "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": 14198, "total_submitted": 17844, "total_column_articles": 185, "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": 150, "total_submitted": 293, "total_column_articles": 11, "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": 1386, "total_submitted": 1756, "total_column_articles": 25, "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": 2701, "total_submitted": 4999, "total_column_articles": 77, "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": 4517, "total_submitted": 11500, "total_column_articles": 91, "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": 33337, "total_submitted": 68399, "total_column_articles": 418, "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": 7241, "total_submitted": 14906, "total_column_articles": 154, "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": 512, "total_submitted": 1071, "total_column_articles": 25, "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": 2937, "total_submitted": 6914, "total_column_articles": 77, "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": 2474, "total_submitted": 6738, "total_column_articles": 51, "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": 2107, "total_submitted": 7803, "total_column_articles": 50, "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": 10535, "total_submitted": 14447, "total_column_articles": 165, "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": 3252, "total_submitted": 6443, "total_column_articles": 79, "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": 4151, "total_submitted": 8934, "total_column_articles": 76, "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": 5522, "total_submitted": 12473, "total_column_articles": 140, "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": 10492, "total_submitted": 16887, "total_column_articles": 173, "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": 990, "total_submitted": 1521, "total_column_articles": 17, "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": 2119, "total_submitted": 3373, "total_column_articles": 47, "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": 3388, "total_submitted": 6878, "total_column_articles": 73, "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 Buckets Required to Collect Rainwater from Houses", "question__title_slug": "minimum-number-of-buckets-required-to-collect-rainwater-from-houses", "question__hide": false, "total_acs": 4557, "total_submitted": 9900, "total_column_articles": 89, "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": 6837, "total_submitted": 9431, "total_column_articles": 119, "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": 2629, "total_submitted": 4887, "total_column_articles": 64, "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": 4967, "total_submitted": 11423, "total_column_articles": 92, "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": 5784, "total_submitted": 11339, "total_column_articles": 124, "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": 7367, "total_submitted": 11859, "total_column_articles": 131, "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": 1454, "total_submitted": 1920, "total_column_articles": 25, "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": 1336, "total_submitted": 3461, "total_column_articles": 24, "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": 5940, "total_submitted": 12812, "total_column_articles": 108, "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": 6808, "total_submitted": 12055, "total_column_articles": 98, "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": 9844, "total_submitted": 12906, "total_column_articles": 96, "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": 1883, "total_submitted": 5308, "total_column_articles": 41, "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": 3582, "total_submitted": 8081, "total_column_articles": 101, "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": 4026, "total_submitted": 18816, "total_column_articles": 106, "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": 7095, "total_submitted": 10001, "total_column_articles": 123, "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": 3243, "total_submitted": 5573, "total_column_articles": 98, "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": 26355, "total_submitted": 50853, "total_column_articles": 306, "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": 5349, "total_submitted": 12123, "total_column_articles": 112, "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": 27029, "total_submitted": 69292, "total_column_articles": 411, "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": 2878, "total_submitted": 3590, "total_column_articles": 29, "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": 16152, "total_submitted": 30230, "total_column_articles": 163, "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": 34754, "total_submitted": 42505, "total_column_articles": 386, "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": 34122, "total_submitted": 51156, "total_column_articles": 303, "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": 10598, "total_submitted": 16082, "total_column_articles": 181, "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": 1347, "total_submitted": 1925, "total_column_articles": 27, "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": 913, "total_submitted": 1517, "total_column_articles": 19, "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": 33345, "total_submitted": 76685, "total_column_articles": 433, "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": 3859, "total_submitted": 10453, "total_column_articles": 76, "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": 7655, "total_submitted": 10594, "total_column_articles": 131, "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": 3055, "total_submitted": 9245, "total_column_articles": 64, "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": 22598, "total_submitted": 49075, "total_column_articles": 234, "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": 5656, "total_submitted": 13545, "total_column_articles": 107, "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": 9664, "total_submitted": 14563, "total_column_articles": 190, "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": 1194, "total_submitted": 1914, "total_column_articles": 33, "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": 1799, "total_submitted": 5149, "total_column_articles": 49, "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": 19699, "total_submitted": 41912, "total_column_articles": 196, "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": 33680, "total_submitted": 66519, "total_column_articles": 391, "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": 8344, "total_submitted": 14471, "total_column_articles": 106, "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": 101, "total_submitted": 212, "total_column_articles": 8, "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": 907, "total_submitted": 2170, "total_column_articles": 27, "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": 19784, "total_submitted": 35494, "total_column_articles": 176, "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": 1659, "total_submitted": 4999, "total_column_articles": 29, "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": 34006, "total_submitted": 53455, "total_column_articles": 447, "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": 7335, "total_submitted": 8906, "total_column_articles": 111, "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": 1619, "total_submitted": 4386, "total_column_articles": 41, "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": 2796, "total_submitted": 6724, "total_column_articles": 59, "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": 5129, "total_submitted": 13640, "total_column_articles": 118, "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": 42581, "total_submitted": 71120, "total_column_articles": 487, "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": 1857, "total_submitted": 3973, "total_column_articles": 23, "frontend_question_id": "1990", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "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": 290, "total_submitted": 503, "total_column_articles": 15, "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": 204, "total_submitted": 456, "total_column_articles": 15, "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": 2020, "total_submitted": 3722, "total_column_articles": 30, "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": 21002, "total_submitted": 37086, "total_column_articles": 238, "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": 5378, "total_submitted": 14080, "total_column_articles": 95, "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": 18374, "total_submitted": 21268, "total_column_articles": 215, "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": 3188, "total_submitted": 4904, "total_column_articles": 48, "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": 2005, "total_submitted": 6954, "total_column_articles": 54, "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": 36304, "total_submitted": 63398, "total_column_articles": 423, "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": 5146, "total_submitted": 6963, "total_column_articles": 91, "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": 37591, "total_submitted": 56647, "total_column_articles": 451, "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": 2557, "total_submitted": 6179, "total_column_articles": 55, "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": 5117, "total_submitted": 8555, "total_column_articles": 114, "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": 7518, "total_submitted": 19783, "total_column_articles": 154, "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": 34416, "total_submitted": 43875, "total_column_articles": 437, "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": 2161, "total_submitted": 4153, "total_column_articles": 24, "frontend_question_id": "1978", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 350, "total_submitted": 606, "total_column_articles": 17, "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": 2394, "total_submitted": 5424, "total_column_articles": 45, "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": 3049, "total_submitted": 8769, "total_column_articles": 49, "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": 28108, "total_submitted": 67658, "total_column_articles": 291, "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": 35480, "total_submitted": 53483, "total_column_articles": 270, "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": 6234, "total_submitted": 13904, "total_column_articles": 111, "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": 1758, "total_submitted": 4013, "total_column_articles": 35, "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": 2434, "total_submitted": 5813, "total_column_articles": 63, "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": 4677, "total_submitted": 10434, "total_column_articles": 75, "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": 5646, "total_submitted": 16880, "total_column_articles": 112, "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": 48551, "total_submitted": 57361, "total_column_articles": 482, "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": 2040, "total_submitted": 4149, "total_column_articles": 35, "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": 5412, "total_submitted": 17407, "total_column_articles": 97, "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": 9430, "total_submitted": 22426, "total_column_articles": 133, "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": 42539, "total_submitted": 68228, "total_column_articles": 518, "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": 173, "total_submitted": 279, "total_column_articles": 10, "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": 25543, "total_submitted": 35299, "total_column_articles": 185, "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": 1285, "total_submitted": 2754, "total_column_articles": 26, "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": 5985, "total_submitted": 18670, "total_column_articles": 97, "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": 7726, "total_submitted": 13031, "total_column_articles": 132, "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": 16547, "total_submitted": 21294, "total_column_articles": 216, "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": 15771, "total_submitted": 27778, "total_column_articles": 178, "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": 2848, "total_submitted": 7246, "total_column_articles": 59, "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": 4941, "total_submitted": 8203, "total_column_articles": 107, "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": 14980, "total_submitted": 23242, "total_column_articles": 213, "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": 3014, "total_submitted": 6121, "total_column_articles": 62, "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": 3529, "total_submitted": 11981, "total_column_articles": 53, "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": 9858, "total_submitted": 12482, "total_column_articles": 132, "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": 2656, "total_submitted": 4014, "total_column_articles": 42, "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": 2346, "total_submitted": 4372, "total_column_articles": 38, "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": 4013, "total_submitted": 9827, "total_column_articles": 60, "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": 6009, "total_submitted": 9442, "total_column_articles": 80, "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": 7380, "total_submitted": 16134, "total_column_articles": 100, "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": 10685, "total_submitted": 20003, "total_column_articles": 124, "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": 2106, "total_submitted": 3516, "total_column_articles": 22, "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": 1312, "total_submitted": 4613, "total_column_articles": 23, "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": 4642, "total_submitted": 13079, "total_column_articles": 79, "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": 4424, "total_submitted": 10846, "total_column_articles": 63, "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": 7512, "total_submitted": 10478, "total_column_articles": 113, "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": 1494, "total_submitted": 2054, "total_column_articles": 28, "frontend_question_id": "1934", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 3386, "total_submitted": 6542, "total_column_articles": 55, "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": 5859, "total_submitted": 15272, "total_column_articles": 87, "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": 5667, "total_submitted": 15914, "total_column_articles": 104, "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": 11501, "total_submitted": 21113, "total_column_articles": 137, "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": 214, "total_submitted": 461, "total_column_articles": 16, "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": 2086, "total_submitted": 4706, "total_column_articles": 45, "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": 3139, "total_submitted": 7181, "total_column_articles": 56, "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": 1396, "total_submitted": 2668, "total_column_articles": 25, "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": 5572, "total_submitted": 9783, "total_column_articles": 110, "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": 6578, "total_submitted": 20864, "total_column_articles": 96, "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": 9684, "total_submitted": 14920, "total_column_articles": 138, "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": 490, "total_submitted": 792, "total_column_articles": 18, "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": 149, "total_submitted": 379, "total_column_articles": 9, "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": 253, "total_submitted": 694, "total_column_articles": 14, "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": 322, "total_submitted": 621, "total_column_articles": 10, "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": 726, "total_submitted": 980, "total_column_articles": 34, "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": 869, "total_submitted": 1734, "total_column_articles": 34, "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": 610, "total_submitted": 1279, "total_column_articles": 9, "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": 1494, "total_submitted": 4016, "total_column_articles": 48, "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": 4428, "total_submitted": 16060, "total_column_articles": 77, "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": 7389, "total_submitted": 16097, "total_column_articles": 97, "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": 94, "total_submitted": 236, "total_column_articles": 4, "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": 1425, "total_submitted": 3341, "total_column_articles": 34, "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": 1517, "total_submitted": 4675, "total_column_articles": 20, "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": 441, "total_submitted": 695, "total_column_articles": 17, "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": 2733, "total_submitted": 4692, "total_column_articles": 81, "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": 1747, "total_submitted": 5235, "total_column_articles": 49, "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": 7110, "total_submitted": 14423, "total_column_articles": 126, "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": 30759, "total_submitted": 35493, "total_column_articles": 274, "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": 1977, "total_submitted": 3245, "total_column_articles": 37, "frontend_question_id": "1907", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 117, "total_submitted": 188, "total_column_articles": 8, "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": 2706, "total_submitted": 6243, "total_column_articles": 72, "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": 4361, "total_submitted": 10614, "total_column_articles": 95, "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": 9970, "total_submitted": 13487, "total_column_articles": 154, "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": 330, "total_submitted": 644, "total_column_articles": 10, "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": 2220, "total_submitted": 8553, "total_column_articles": 41, "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": 6043, "total_submitted": 16741, "total_column_articles": 94, "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": 7335, "total_submitted": 20292, "total_column_articles": 117, "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": 27318, "total_submitted": 31334, "total_column_articles": 255, "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": 5341, "total_submitted": 9077, "total_column_articles": 103, "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": 1638, "total_submitted": 4489, "total_column_articles": 27, "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": 3843, "total_submitted": 9313, "total_column_articles": 43, "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": 3957, "total_submitted": 9286, "total_column_articles": 71, "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": 3897, "total_submitted": 8535, "total_column_articles": 87, "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": 15678, "total_submitted": 19124, "total_column_articles": 189, "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": 16231, "total_submitted": 22657, "total_column_articles": 123, "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": 4486, "total_submitted": 9925, "total_column_articles": 64, "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": 2595, "total_submitted": 6031, "total_column_articles": 57, "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": 8280, "total_submitted": 21236, "total_column_articles": 131, "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": 9431, "total_submitted": 13493, "total_column_articles": 122, "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": 991, "total_submitted": 1728, "total_column_articles": 26, "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": 18950, "total_submitted": 28485, "total_column_articles": 317, "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": 3348, "total_submitted": 7718, "total_column_articles": 65, "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": 5036, "total_submitted": 16492, "total_column_articles": 98, "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": 13073, "total_submitted": 21087, "total_column_articles": 168, "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": 6042, "total_submitted": 8682, "total_column_articles": 86, "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": 1720, "total_submitted": 2691, "total_column_articles": 38, "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": 836, "total_submitted": 975, "total_column_articles": 30, "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": 1631, "total_submitted": 3608, "total_column_articles": 44, "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": 7002, "total_submitted": 19618, "total_column_articles": 101, "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": 4822, "total_submitted": 7497, "total_column_articles": 64, "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": 9187, "total_submitted": 16637, "total_column_articles": 123, "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": 45957, "total_submitted": 70707, "total_column_articles": 245, "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": 3602, "total_submitted": 15394, "total_column_articles": 71, "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": 5428, "total_submitted": 9374, "total_column_articles": 100, "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": 5584, "total_submitted": 8381, "total_column_articles": 106, "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": 8151, "total_submitted": 26598, "total_column_articles": 134, "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": 1919, "total_submitted": 4049, "total_column_articles": 47, "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": 3212, "total_submitted": 11242, "total_column_articles": 62, "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": 3623, "total_submitted": 10454, "total_column_articles": 85, "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": 7023, "total_submitted": 10742, "total_column_articles": 100, "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": 9000, "total_submitted": 15271, "total_column_articles": 144, "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": 3266, "total_submitted": 4686, "total_column_articles": 42, "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": 2182, "total_submitted": 5554, "total_column_articles": 38, "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": 4966, "total_submitted": 16630, "total_column_articles": 143, "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": 7969, "total_submitted": 21502, "total_column_articles": 86, "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": 10853, "total_submitted": 14188, "total_column_articles": 178, "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": 898, "total_submitted": 1370, "total_column_articles": 35, "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": 1159, "total_submitted": 2181, "total_column_articles": 35, "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": 135, "total_submitted": 232, "total_column_articles": 10, "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": 44988, "total_submitted": 98046, "total_column_articles": 590, "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": 36983, "total_submitted": 62552, "total_column_articles": 495, "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": 2715, "total_submitted": 4328, "total_column_articles": 29, "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": 698, "total_submitted": 1228, "total_column_articles": 19, "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": 2946, "total_submitted": 4734, "total_column_articles": 41, "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": 8139, "total_submitted": 28900, "total_column_articles": 162, "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": 11098, "total_submitted": 25905, "total_column_articles": 116, "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": 16382, "total_submitted": 22440, "total_column_articles": 225, "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": 2079, "total_submitted": 4561, "total_column_articles": 39, "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": 283, "total_submitted": 507, "total_column_articles": 18, "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": 3236, "total_submitted": 5276, "total_column_articles": 67, "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": 6586, "total_submitted": 12959, "total_column_articles": 81, "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": 6120, "total_submitted": 15155, "total_column_articles": 138, "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": 19073, "total_submitted": 22383, "total_column_articles": 239, "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": 588, "total_submitted": 922, "total_column_articles": 29, "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": 2254, "total_submitted": 4265, "total_column_articles": 58, "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": 2766, "total_submitted": 6171, "total_column_articles": 69, "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": 3093, "total_submitted": 6576, "total_column_articles": 56, "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": 35736, "total_submitted": 43949, "total_column_articles": 460, "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": 12547, "total_submitted": 17668, "total_column_articles": 213, "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": 3280, "total_submitted": 6864, "total_column_articles": 54, "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": 7384, "total_submitted": 20067, "total_column_articles": 121, "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": 17943, "total_submitted": 29468, "total_column_articles": 205, "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": 15563, "total_submitted": 20924, "total_column_articles": 189, "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": 1478, "total_submitted": 2035, "total_column_articles": 58, "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": 3225, "total_submitted": 4166, "total_column_articles": 54, "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": 637, "total_submitted": 1553, "total_column_articles": 34, "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": 207, "total_submitted": 382, "total_column_articles": 11, "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": 3119, "total_submitted": 5050, "total_column_articles": 61, "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": 2887, "total_submitted": 6770, "total_column_articles": 64, "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": 6852, "total_submitted": 20822, "total_column_articles": 129, "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": 11475, "total_submitted": 16962, "total_column_articles": 152, "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": 4836, "total_submitted": 5381, "total_column_articles": 34, "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": 5026, "total_submitted": 8019, "total_column_articles": 95, "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": 5688, "total_submitted": 7414, "total_column_articles": 109, "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": 12233, "total_submitted": 16508, "total_column_articles": 267, "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": 315, "total_submitted": 663, "total_column_articles": 16, "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": 2525, "total_submitted": 6416, "total_column_articles": 61, "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": 9723, "total_submitted": 18803, "total_column_articles": 175, "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": 34438, "total_submitted": 80260, "total_column_articles": 360, "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": 12401, "total_submitted": 15621, "total_column_articles": 144, "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": 2524, "total_submitted": 3933, "total_column_articles": 49, "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": 4456, "total_submitted": 8287, "total_column_articles": 72, "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": 8701, "total_submitted": 23629, "total_column_articles": 156, "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": 47092, "total_submitted": 69209, "total_column_articles": 439, "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": 20466, "total_submitted": 25038, "total_column_articles": 329, "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": 328, "total_submitted": 526, "total_column_articles": 9, "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": 3737, "total_submitted": 6060, "total_column_articles": 47, "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": 3360, "total_submitted": 8683, "total_column_articles": 65, "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": 29809, "total_submitted": 47198, "total_column_articles": 403, "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": 12758, "total_submitted": 26820, "total_column_articles": 135, "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": 10904, "total_submitted": 13809, "total_column_articles": 184, "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": 3221, "total_submitted": 10925, "total_column_articles": 70, "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": 9241, "total_submitted": 14447, "total_column_articles": 181, "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": 48306, "total_submitted": 61234, "total_column_articles": 529, "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": 34485, "total_submitted": 47270, "total_column_articles": 404, "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": 1746, "total_submitted": 3027, "total_column_articles": 56, "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": 23062, "total_submitted": 29228, "total_column_articles": 125, "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": 3270, "total_submitted": 7944, "total_column_articles": 40, "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": 29642, "total_submitted": 79124, "total_column_articles": 379, "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": 7588, "total_submitted": 10828, "total_column_articles": 127, "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": 51945, "total_submitted": 71420, "total_column_articles": 702, "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": 306, "total_submitted": 581, "total_column_articles": 12, "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": 3561, "total_submitted": 4974, "total_column_articles": 44, "frontend_question_id": "1789", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 1208, "total_submitted": 2355, "total_column_articles": 24, "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": 5440, "total_submitted": 7702, "total_column_articles": 99, "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": 11993, "total_submitted": 13834, "total_column_articles": 167, "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": 16293, "total_submitted": 20962, "total_column_articles": 222, "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": 485, "total_submitted": 769, "total_column_articles": 29, "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": 2955, "total_submitted": 10588, "total_column_articles": 55, "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": 6032, "total_submitted": 9324, "total_column_articles": 96, "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": 7470, "total_submitted": 12572, "total_column_articles": 116, "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": 14704, "total_submitted": 32473, "total_column_articles": 222, "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": 4164, "total_submitted": 5123, "total_column_articles": 68, "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": 385, "total_submitted": 816, "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": 4362, "total_submitted": 7935, "total_column_articles": 66, "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": 6041, "total_submitted": 21087, "total_column_articles": 145, "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": 5508, "total_submitted": 13870, "total_column_articles": 135, "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": 13871, "total_submitted": 20643, "total_column_articles": 231, "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": 7758, "total_submitted": 9853, "total_column_articles": 77, "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": 4864, "total_submitted": 13360, "total_column_articles": 101, "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": 2403, "total_submitted": 7605, "total_column_articles": 53, "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": 6530, "total_submitted": 13823, "total_column_articles": 98, "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": 13612, "total_submitted": 17489, "total_column_articles": 325, "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": 701, "total_submitted": 1496, "total_column_articles": 18, "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": 5080, "total_submitted": 11525, "total_column_articles": 119, "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": 7976, "total_submitted": 15637, "total_column_articles": 125, "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": 51713, "total_submitted": 61911, "total_column_articles": 481, "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": 24548, "total_submitted": 45066, "total_column_articles": 376, "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": 2441, "total_submitted": 3042, "total_column_articles": 46, "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": 12398, "total_submitted": 19124, "total_column_articles": 64, "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": 4832, "total_submitted": 13754, "total_column_articles": 115, "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": 7673, "total_submitted": 21113, "total_column_articles": 80, "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": 11802, "total_submitted": 27587, "total_column_articles": 146, "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": 2394, "total_submitted": 3354, "total_column_articles": 43, "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": 63963, "total_submitted": 72855, "total_column_articles": 171, "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": 2681, "total_submitted": 6282, "total_column_articles": 60, "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": 3362, "total_submitted": 6196, "total_column_articles": 50, "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": 9723, "total_submitted": 16867, "total_column_articles": 138, "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": 11223, "total_submitted": 22978, "total_column_articles": 201, "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": 1149, "total_submitted": 1397, "total_column_articles": 30, "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": 2575, "total_submitted": 5440, "total_column_articles": 61, "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": 5567, "total_submitted": 11424, "total_column_articles": 118, "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": 7751, "total_submitted": 14769, "total_column_articles": 118, "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": 20989, "total_submitted": 24874, "total_column_articles": 274, "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": 4064, "total_submitted": 6014, "total_column_articles": 68, "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": 2927, "total_submitted": 7786, "total_column_articles": 56, "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": 5417, "total_submitted": 14031, "total_column_articles": 120, "frontend_question_id": "1770", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "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": 13025, "total_submitted": 15272, "total_column_articles": 230, "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": 20823, "total_submitted": 27628, "total_column_articles": 413, "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": 2311, "total_submitted": 3843, "total_column_articles": 71, "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": 17032, "total_submitted": 19942, "total_column_articles": 112, "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": 1678, "total_submitted": 4969, "total_column_articles": 48, "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": 5316, "total_submitted": 9822, "total_column_articles": 77, "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": 7612, "total_submitted": 11332, "total_column_articles": 146, "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": 16429, "total_submitted": 25531, "total_column_articles": 257, "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": 3380, "total_submitted": 7462, "total_column_articles": 48, "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": 8650, "total_submitted": 14928, "total_column_articles": 140, "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": 6084, "total_submitted": 13656, "total_column_articles": 128, "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": 10183, "total_submitted": 16039, "total_column_articles": 160, "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": 1298, "total_submitted": 1944, "total_column_articles": 46, "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": 5238, "total_submitted": 11087, "total_column_articles": 62, "frontend_question_id": "1731", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 4789, "total_submitted": 10956, "total_column_articles": 78, "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": 5361, "total_submitted": 12391, "total_column_articles": 106, "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": 8394, "total_submitted": 13270, "total_column_articles": 169, "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": 12200, "total_submitted": 19528, "total_column_articles": 170, "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": 17574, "total_submitted": 28190, "total_column_articles": 90, "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": 23020, "total_submitted": 34611, "total_column_articles": 318, "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": 1971, "total_submitted": 5018, "total_column_articles": 40, "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": 3601, "total_submitted": 7530, "total_column_articles": 86, "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": 26223, "total_submitted": 38337, "total_column_articles": 282, "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": 29759, "total_submitted": 82017, "total_column_articles": 386, "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": 4609, "total_submitted": 9277, "total_column_articles": 94, "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": 23808, "total_submitted": 34239, "total_column_articles": 353, "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": 549, "total_submitted": 947, "total_column_articles": 20, "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": 3317, "total_submitted": 4629, "total_column_articles": 50, "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": 3650, "total_submitted": 7385, "total_column_articles": 76, "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": 30564, "total_submitted": 46967, "total_column_articles": 423, "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": 5134, "total_submitted": 14702, "total_column_articles": 123, "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": 31483, "total_submitted": 70522, "total_column_articles": 399, "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": 4123, "total_submitted": 5737, "total_column_articles": 69, "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": 4849, "total_submitted": 9323, "total_column_articles": 69, "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": 4832, "total_submitted": 10875, "total_column_articles": 106, "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": 5848, "total_submitted": 10903, "total_column_articles": 126, "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": 43277, "total_submitted": 55495, "total_column_articles": 601, "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": 1523, "total_submitted": 2231, "total_column_articles": 45, "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": 4229, "total_submitted": 7259, "total_column_articles": 92, "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": 11562, "total_submitted": 16227, "total_column_articles": 170, "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": 36708, "total_submitted": 44123, "total_column_articles": 454, "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": 7610, "total_submitted": 9832, "total_column_articles": 88, "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": 5673, "total_submitted": 11139, "total_column_articles": 135, "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": 52357, "total_submitted": 60520, "total_column_articles": 563, "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": 856, "total_submitted": 1598, "total_column_articles": 24, "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": 16935, "total_submitted": 20683, "total_column_articles": 110, "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": 1497, "total_submitted": 2893, "total_column_articles": 42, "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": 29069, "total_submitted": 40155, "total_column_articles": 380, "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": 2943, "total_submitted": 6179, "total_column_articles": 69, "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": 18038, "total_submitted": 23059, "total_column_articles": 306, "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": 17813, "total_submitted": 35908, "total_column_articles": 193, "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": 10855, "total_submitted": 39243, "total_column_articles": 152, "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": 31927, "total_submitted": 88811, "total_column_articles": 382, "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": 18380, "total_submitted": 26323, "total_column_articles": 283, "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": 543, "total_submitted": 819, "total_column_articles": 19, "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": 5875, "total_submitted": 6531, "total_column_articles": 46, "frontend_question_id": "1683", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 15626, "total_submitted": 30972, "total_column_articles": 163, "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": 28528, "total_submitted": 56077, "total_column_articles": 207, "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": 28021, "total_submitted": 61950, "total_column_articles": 379, "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": 16360, "total_submitted": 21142, "total_column_articles": 268, "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": 884, "total_submitted": 1540, "total_column_articles": 36, "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": 3806, "total_submitted": 10811, "total_column_articles": 51, "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": 12813, "total_submitted": 18451, "total_column_articles": 92, "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": 2908, "total_submitted": 5868, "total_column_articles": 64, "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": 3171, "total_submitted": 7013, "total_column_articles": 69, "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": 39570, "total_submitted": 56736, "total_column_articles": 715, "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": 2430, "total_submitted": 2991, "total_column_articles": 46, "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": 3000, "total_submitted": 5480, "total_column_articles": 59, "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": 10311, "total_submitted": 25875, "total_column_articles": 165, "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": 11619, "total_submitted": 22800, "total_column_articles": 202, "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": 10722, "total_submitted": 17154, "total_column_articles": 184, "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": 30471, "total_submitted": 47746, "total_column_articles": 186, "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": 418, "total_submitted": 643, "total_column_articles": 19, "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": 365, "total_submitted": 646, "total_column_articles": 12, "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": 5718, "total_submitted": 10466, "total_column_articles": 124, "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": 19558, "total_submitted": 22587, "total_column_articles": 270, "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": 56756, "total_submitted": 67450, "total_column_articles": 611, "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": 2325, "total_submitted": 6118, "total_column_articles": 33, "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": 4090, "total_submitted": 8395, "total_column_articles": 78, "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": 5691, "total_submitted": 9329, "total_column_articles": 118, "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": 13984, "total_submitted": 20182, "total_column_articles": 292, "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": 5143, "total_submitted": 6881, "total_column_articles": 79, "frontend_question_id": "1661", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 6826, "total_submitted": 14140, "total_column_articles": 86, "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": 3366, "total_submitted": 8030, "total_column_articles": 65, "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": 9341, "total_submitted": 18079, "total_column_articles": 152, "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": 25675, "total_submitted": 30752, "total_column_articles": 454, "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": 742, "total_submitted": 994, "total_column_articles": 34, "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": 1541, "total_submitted": 2344, "total_column_articles": 31, "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": 5181, "total_submitted": 11590, "total_column_articles": 66, "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": 3540, "total_submitted": 8767, "total_column_articles": 76, "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": 10304, "total_submitted": 26837, "total_column_articles": 213, "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": 104793, "total_submitted": 120942, "total_column_articles": 1057, "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": 4009, "total_submitted": 5016, "total_column_articles": 55, "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": 1625, "total_submitted": 3831, "total_column_articles": 33, "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": 3907, "total_submitted": 8060, "total_column_articles": 66, "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": 6053, "total_submitted": 9451, "total_column_articles": 131, "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": 23680, "total_submitted": 28827, "total_column_articles": 475, "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": 1470, "total_submitted": 3544, "total_column_articles": 31, "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": 6668, "total_submitted": 10178, "total_column_articles": 108, "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": 6791, "total_submitted": 12194, "total_column_articles": 130, "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": 9708, "total_submitted": 16918, "total_column_articles": 163, "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": 26883, "total_submitted": 33234, "total_column_articles": 396, "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": 3355, "total_submitted": 6083, "total_column_articles": 47, "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": 2172, "total_submitted": 4046, "total_column_articles": 47, "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": 1788, "total_submitted": 4200, "total_column_articles": 33, "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": 7109, "total_submitted": 15208, "total_column_articles": 108, "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": 15000, "total_submitted": 46170, "total_column_articles": 221, "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": 37499, "total_submitted": 44449, "total_column_articles": 358, "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": 1461, "total_submitted": 2490, "total_column_articles": 48, "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": 6893, "total_submitted": 10663, "total_column_articles": 53, "frontend_question_id": "1633", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 3609, "total_submitted": 7471, "total_column_articles": 92, "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": 5807, "total_submitted": 19003, "total_column_articles": 129, "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": 10632, "total_submitted": 19823, "total_column_articles": 154, "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": 43932, "total_submitted": 83462, "total_column_articles": 451, "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": 803, "total_submitted": 980, "total_column_articles": 29, "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": 6599, "total_submitted": 12643, "total_column_articles": 128, "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": 3022, "total_submitted": 6489, "total_column_articles": 61, "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": 19702, "total_submitted": 26286, "total_column_articles": 343, "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": 10771, "total_submitted": 24236, "total_column_articles": 205, "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": 5352, "total_submitted": 6853, "total_column_articles": 57, "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": 9144, "total_submitted": 20187, "total_column_articles": 146, "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": 14545, "total_submitted": 18723, "total_column_articles": 333, "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": 15864, "total_submitted": 24993, "total_column_articles": 280, "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": 4053, "total_submitted": 5491, "total_column_articles": 57, "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": 3224, "total_submitted": 8188, "total_column_articles": 52, "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": 7084, "total_submitted": 23099, "total_column_articles": 100, "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": 5787, "total_submitted": 10692, "total_column_articles": 125, "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": 10928, "total_submitted": 17309, "total_column_articles": 261, "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": 36293, "total_submitted": 71839, "total_column_articles": 399, "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": 10633, "total_submitted": 14016, "total_column_articles": 187, "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": 35231, "total_submitted": 63058, "total_column_articles": 430, "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": 738, "total_submitted": 1004, "total_column_articles": 33, "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": 7017, "total_submitted": 12864, "total_column_articles": 74, "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": 5195, "total_submitted": 12780, "total_column_articles": 109, "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": 3676, "total_submitted": 6620, "total_column_articles": 77, "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": 42998, "total_submitted": 66575, "total_column_articles": 653, "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": 1570, "total_submitted": 2102, "total_column_articles": 58, "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": 1884, "total_submitted": 4307, "total_column_articles": 44, "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": 4022, "total_submitted": 5596, "total_column_articles": 71, "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": 7657, "total_submitted": 9458, "total_column_articles": 112, "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": 39996, "total_submitted": 53555, "total_column_articles": 525, "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": 2405, "total_submitted": 3739, "total_column_articles": 49, "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": 6099, "total_submitted": 21741, "total_column_articles": 115, "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": 8677, "total_submitted": 15553, "total_column_articles": 105, "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": 55823, "total_submitted": 66849, "total_column_articles": 766, "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": 625, "total_submitted": 920, "total_column_articles": 26, "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": 5386, "total_submitted": 7253, "total_column_articles": 81, "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": 16950, "total_submitted": 20246, "total_column_articles": 122, "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": 16898, "total_submitted": 38228, "total_column_articles": 159, "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": 2808, "total_submitted": 4561, "total_column_articles": 66, "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": 31128, "total_submitted": 53224, "total_column_articles": 482, "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": 48269, "total_submitted": 78089, "total_column_articles": 726, "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": 726, "total_submitted": 1155, "total_column_articles": 36, "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": 3911, "total_submitted": 23616, "total_column_articles": 88, "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": 13508, "total_submitted": 20915, "total_column_articles": 83, "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": 3373, "total_submitted": 9017, "total_column_articles": 58, "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": 2449, "total_submitted": 5266, "total_column_articles": 46, "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": 24783, "total_submitted": 30376, "total_column_articles": 191, "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": 21106, "total_submitted": 34171, "total_column_articles": 232, "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": 18511, "total_submitted": 27982, "total_column_articles": 227, "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": 4810, "total_submitted": 11297, "total_column_articles": 84, "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": 42055, "total_submitted": 60199, "total_column_articles": 532, "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": 493, "total_submitted": 837, "total_column_articles": 28, "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": 8058, "total_submitted": 10375, "total_column_articles": 72, "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": 2624, "total_submitted": 5326, "total_column_articles": 48, "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": 5460, "total_submitted": 16620, "total_column_articles": 118, "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": 7859, "total_submitted": 13907, "total_column_articles": 125, "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": 38579, "total_submitted": 81837, "total_column_articles": 548, "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": 3653, "total_submitted": 4102, "total_column_articles": 53, "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": 5373, "total_submitted": 7308, "total_column_articles": 53, "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": 5248, "total_submitted": 6931, "total_column_articles": 96, "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": 20098, "total_submitted": 41576, "total_column_articles": 195, "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": 5303, "total_submitted": 12544, "total_column_articles": 88, "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": 68761, "total_submitted": 81621, "total_column_articles": 544, "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": 2909, "total_submitted": 6728, "total_column_articles": 51, "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": 41670, "total_submitted": 62931, "total_column_articles": 531, "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": 19816, "total_submitted": 29077, "total_column_articles": 251, "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": 39408, "total_submitted": 56510, "total_column_articles": 448, "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": 985, "total_submitted": 1729, "total_column_articles": 37, "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": 4607, "total_submitted": 10389, "total_column_articles": 71, "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": 17673, "total_submitted": 28562, "total_column_articles": 318, "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": 13608, "total_submitted": 23007, "total_column_articles": 244, "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": 6161, "total_submitted": 18236, "total_column_articles": 100, "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": 50427, "total_submitted": 98446, "total_column_articles": 623, "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": 1029, "total_submitted": 1905, "total_column_articles": 30, "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": 1834, "total_submitted": 2970, "total_column_articles": 56, "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": 5455, "total_submitted": 17332, "total_column_articles": 86, "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": 5455, "total_submitted": 19104, "total_column_articles": 73, "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": 58023, "total_submitted": 69290, "total_column_articles": 903, "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": 2701, "total_submitted": 5616, "total_column_articles": 60, "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": 3390, "total_submitted": 7461, "total_column_articles": 70, "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": 29608, "total_submitted": 69658, "total_column_articles": 405, "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": 10728, "total_submitted": 24087, "total_column_articles": 163, "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": 6396, "total_submitted": 9351, "total_column_articles": 101, "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": 513, "total_submitted": 758, "total_column_articles": 21, "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": 4940, "total_submitted": 8954, "total_column_articles": 53, "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": 5049, "total_submitted": 12852, "total_column_articles": 73, "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": 5842, "total_submitted": 16827, "total_column_articles": 115, "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": 14984, "total_submitted": 19263, "total_column_articles": 222, "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": 10674, "total_submitted": 18560, "total_column_articles": 121, "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": 218, "total_submitted": 392, "total_column_articles": 10, "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": 9019, "total_submitted": 15318, "total_column_articles": 100, "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": 8921, "total_submitted": 24477, "total_column_articles": 150, "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": 5761, "total_submitted": 18910, "total_column_articles": 80, "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": 30012, "total_submitted": 37239, "total_column_articles": 495, "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": 9604, "total_submitted": 30459, "total_column_articles": 141, "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": 14077, "total_submitted": 25912, "total_column_articles": 183, "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": 13639, "total_submitted": 16632, "total_column_articles": 196, "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": 752, "total_submitted": 1294, "total_column_articles": 35, "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": 5939, "total_submitted": 9449, "total_column_articles": 84, "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": 31740, "total_submitted": 66102, "total_column_articles": 181, "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": 5217, "total_submitted": 9337, "total_column_articles": 89, "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": 3590, "total_submitted": 8534, "total_column_articles": 69, "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": 12274, "total_submitted": 21266, "total_column_articles": 158, "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": 25342, "total_submitted": 45604, "total_column_articles": 410, "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": 1869, "total_submitted": 2626, "total_column_articles": 54, "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": 5484, "total_submitted": 10072, "total_column_articles": 48, "frontend_question_id": "1517", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 5714, "total_submitted": 14636, "total_column_articles": 97, "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": 5648, "total_submitted": 8998, "total_column_articles": 86, "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": 14617, "total_submitted": 18117, "total_column_articles": 200, "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": 16464, "total_submitted": 28931, "total_column_articles": 262, "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": 5961, "total_submitted": 15315, "total_column_articles": 120, "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": 4789, "total_submitted": 10614, "total_column_articles": 92, "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": 15509, "total_submitted": 33622, "total_column_articles": 210, "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": 22170, "total_submitted": 28431, "total_column_articles": 209, "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": 348, "total_submitted": 636, "total_column_articles": 16, "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": 7001, "total_submitted": 10174, "total_column_articles": 87, "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": 10475, "total_submitted": 18000, "total_column_articles": 181, "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": 10590, "total_submitted": 15138, "total_column_articles": 165, "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": 35522, "total_submitted": 45314, "total_column_articles": 443, "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": 870, "total_submitted": 1060, "total_column_articles": 23, "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": 6504, "total_submitted": 14984, "total_column_articles": 99, "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": 14487, "total_submitted": 30051, "total_column_articles": 168, "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": 5948, "total_submitted": 18137, "total_column_articles": 100, "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": 32893, "total_submitted": 61037, "total_column_articles": 467, "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": 3403, "total_submitted": 8199, "total_column_articles": 74, "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": 2959, "total_submitted": 8546, "total_column_articles": 82, "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": 6579, "total_submitted": 20729, "total_column_articles": 137, "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": 58351, "total_submitted": 83550, "total_column_articles": 876, "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": 9412, "total_submitted": 15495, "total_column_articles": 120, "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": 1719, "total_submitted": 5817, "total_column_articles": 45, "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": 6213, "total_submitted": 11673, "total_column_articles": 47, "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": 3951, "total_submitted": 11373, "total_column_articles": 71, "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": 2500, "total_submitted": 6852, "total_column_articles": 45, "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": 13012, "total_submitted": 33457, "total_column_articles": 187, "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": 68851, "total_submitted": 81293, "total_column_articles": 895, "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": 1672, "total_submitted": 1993, "total_column_articles": 41, "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": 4323, "total_submitted": 6757, "total_column_articles": 76, "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": 7391, "total_submitted": 11203, "total_column_articles": 138, "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": 7911, "total_submitted": 17649, "total_column_articles": 137, "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": 33803, "total_submitted": 67025, "total_column_articles": 531, "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": 4069, "total_submitted": 10660, "total_column_articles": 85, "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": 10078, "total_submitted": 16400, "total_column_articles": 162, "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": 10488, "total_submitted": 19892, "total_column_articles": 107, "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": 38344, "total_submitted": 54508, "total_column_articles": 500, "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": 31806, "total_submitted": 47071, "total_column_articles": 198, "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": 1244, "total_submitted": 1574, "total_column_articles": 37, "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": 3311, "total_submitted": 5918, "total_column_articles": 56, "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": 4013, "total_submitted": 10130, "total_column_articles": 84, "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": 8230, "total_submitted": 22382, "total_column_articles": 114, "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": 11329, "total_submitted": 28227, "total_column_articles": 138, "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": 14462, "total_submitted": 27131, "total_column_articles": 222, "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": 2808, "total_submitted": 3994, "total_column_articles": 92, "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": 7096, "total_submitted": 11828, "total_column_articles": 92, "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": 6977, "total_submitted": 12614, "total_column_articles": 116, "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": 9107, "total_submitted": 16022, "total_column_articles": 94, "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": 12618, "total_submitted": 18550, "total_column_articles": 143, "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": 10693, "total_submitted": 41599, "total_column_articles": 153, "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": 10147, "total_submitted": 31071, "total_column_articles": 130, "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": 78209, "total_submitted": 91284, "total_column_articles": 756, "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": 4300, "total_submitted": 5245, "total_column_articles": 125, "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": 4705, "total_submitted": 6727, "total_column_articles": 63, "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": 4733, "total_submitted": 7578, "total_column_articles": 79, "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": 37641, "total_submitted": 64100, "total_column_articles": 481, "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": 15424, "total_submitted": 32317, "total_column_articles": 204, "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": 220868, "total_submitted": 271077, "total_column_articles": 1906, "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": 3618, "total_submitted": 9214, "total_column_articles": 53, "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": 13598, "total_submitted": 23251, "total_column_articles": 233, "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": 12471, "total_submitted": 20315, "total_column_articles": 132, "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": 40284, "total_submitted": 62883, "total_column_articles": 568, "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": 16763, "total_submitted": 25188, "total_column_articles": 180, "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": 13917, "total_submitted": 22729, "total_column_articles": 220, "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": 8958, "total_submitted": 16313, "total_column_articles": 130, "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": 94499, "total_submitted": 110796, "total_column_articles": 1099, "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": 8601, "total_submitted": 21849, "total_column_articles": 118, "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": 9234, "total_submitted": 10839, "total_column_articles": 99, "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": 2126, "total_submitted": 3410, "total_column_articles": 58, "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": 9272, "total_submitted": 18503, "total_column_articles": 190, "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": 8215, "total_submitted": 25389, "total_column_articles": 96, "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": 69903, "total_submitted": 88727, "total_column_articles": 810, "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": 7369, "total_submitted": 24481, "total_column_articles": 126, "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": 14820, "total_submitted": 17137, "total_column_articles": 138, "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": 4294, "total_submitted": 7000, "total_column_articles": 75, "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": 61410, "total_submitted": 83532, "total_column_articles": 804, "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": 6732, "total_submitted": 14808, "total_column_articles": 109, "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": 10196, "total_submitted": 16295, "total_column_articles": 165, "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": 21974, "total_submitted": 41213, "total_column_articles": 309, "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": 39106, "total_submitted": 59893, "total_column_articles": 659, "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": 5947, "total_submitted": 8440, "total_column_articles": 70, "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": 6253, "total_submitted": 9931, "total_column_articles": 55, "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": 2005, "total_submitted": 5382, "total_column_articles": 37, "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": 7278, "total_submitted": 14290, "total_column_articles": 111, "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": 12699, "total_submitted": 23763, "total_column_articles": 194, "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": 56997, "total_submitted": 69000, "total_column_articles": 659, "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": 3970, "total_submitted": 6446, "total_column_articles": 91, "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": 10464, "total_submitted": 23168, "total_column_articles": 192, "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": 8377, "total_submitted": 16069, "total_column_articles": 119, "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": 51060, "total_submitted": 66062, "total_column_articles": 726, "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": 3511, "total_submitted": 6550, "total_column_articles": 83, "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": 6872, "total_submitted": 16356, "total_column_articles": 166, "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": 37446, "total_submitted": 47272, "total_column_articles": 399, "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": 22845, "total_submitted": 35123, "total_column_articles": 476, "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": 5162, "total_submitted": 7226, "total_column_articles": 47, "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": 6717, "total_submitted": 11981, "total_column_articles": 94, "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": 40920, "total_submitted": 83227, "total_column_articles": 549, "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": 14123, "total_submitted": 24700, "total_column_articles": 229, "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": 50355, "total_submitted": 61389, "total_column_articles": 735, "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": 5147, "total_submitted": 9296, "total_column_articles": 104, "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": 18173, "total_submitted": 29051, "total_column_articles": 220, "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": 16252, "total_submitted": 22538, "total_column_articles": 264, "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": 40424, "total_submitted": 59777, "total_column_articles": 522, "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": 55872, "total_submitted": 91888, "total_column_articles": 757, "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": 21946, "total_submitted": 36623, "total_column_articles": 192, "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": 9194, "total_submitted": 22037, "total_column_articles": 192, "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": 43592, "total_submitted": 78840, "total_column_articles": 615, "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": 39250, "total_submitted": 69061, "total_column_articles": 657, "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": 8755, "total_submitted": 11857, "total_column_articles": 120, "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": 3249, "total_submitted": 5211, "total_column_articles": 61, "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": 10292, "total_submitted": 23868, "total_column_articles": 199, "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": 27803, "total_submitted": 38033, "total_column_articles": 445, "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": 44821, "total_submitted": 80500, "total_column_articles": 596, "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": 3501, "total_submitted": 6989, "total_column_articles": 59, "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": 7485, "total_submitted": 11658, "total_column_articles": 135, "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": 5648, "total_submitted": 14207, "total_column_articles": 121, "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": 85428, "total_submitted": 101019, "total_column_articles": 1126, "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": 9154, "total_submitted": 16293, "total_column_articles": 157, "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": 8678, "total_submitted": 18360, "total_column_articles": 132, "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": 10114, "total_submitted": 12432, "total_column_articles": 172, "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": 42001, "total_submitted": 64858, "total_column_articles": 529, "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": 18604, "total_submitted": 21854, "total_column_articles": 184, "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": 6731, "total_submitted": 11460, "total_column_articles": 101, "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": 8903, "total_submitted": 17773, "total_column_articles": 182, "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": 53182, "total_submitted": 72257, "total_column_articles": 724, "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": 3897, "total_submitted": 6671, "total_column_articles": 84, "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": 3559, "total_submitted": 8511, "total_column_articles": 69, "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": 8114, "total_submitted": 11919, "total_column_articles": 212, "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": 29305, "total_submitted": 41588, "total_column_articles": 447, "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": 44167, "total_submitted": 60256, "total_column_articles": 666, "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": 1516, "total_submitted": 3604, "total_column_articles": 52, "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": 18133, "total_submitted": 43855, "total_column_articles": 236, "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": 18083, "total_submitted": 25025, "total_column_articles": 258, "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": 22370, "total_submitted": 33950, "total_column_articles": 383, "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": 9826, "total_submitted": 11307, "total_column_articles": 74, "frontend_question_id": "1378", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 12250, "total_submitted": 27983, "total_column_articles": 206, "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": 8008, "total_submitted": 19441, "total_column_articles": 249, "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": 32726, "total_submitted": 39382, "total_column_articles": 548, "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": 5169, "total_submitted": 8323, "total_column_articles": 74, "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": 12824, "total_submitted": 16889, "total_column_articles": 218, "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": 8356, "total_submitted": 13699, "total_column_articles": 136, "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": 5259, "total_submitted": 12341, "total_column_articles": 116, "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": 12229, "total_submitted": 18256, "total_column_articles": 195, "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": 5818, "total_submitted": 17054, "total_column_articles": 112, "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": 14192, "total_submitted": 16842, "total_column_articles": 214, "frontend_question_id": "1379", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "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": 16013, "total_submitted": 21962, "total_column_articles": 212, "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": 53774, "total_submitted": 70042, "total_column_articles": 728, "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": 5289, "total_submitted": 7720, "total_column_articles": 83, "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": 6135, "total_submitted": 9172, "total_column_articles": 77, "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": 5389, "total_submitted": 16055, "total_column_articles": 154, "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": 13047, "total_submitted": 24159, "total_column_articles": 254, "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": 10139, "total_submitted": 17213, "total_column_articles": 200, "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": 51461, "total_submitted": 66272, "total_column_articles": 528, "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": 6178, "total_submitted": 10960, "total_column_articles": 69, "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": 13310, "total_submitted": 19124, "total_column_articles": 236, "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": 8785, "total_submitted": 25609, "total_column_articles": 158, "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": 31893, "total_submitted": 49363, "total_column_articles": 427, "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": 6459, "total_submitted": 11084, "total_column_articles": 137, "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": 20812, "total_submitted": 48258, "total_column_articles": 311, "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": 9002, "total_submitted": 16555, "total_column_articles": 167, "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": 102559, "total_submitted": 124422, "total_column_articles": 1244, "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": 11343, "total_submitted": 13373, "total_column_articles": 101, "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": 6147, "total_submitted": 15156, "total_column_articles": 85, "frontend_question_id": "1341", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 3726, "total_submitted": 12945, "total_column_articles": 84, "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": 16337, "total_submitted": 55504, "total_column_articles": 191, "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": 9775, "total_submitted": 20909, "total_column_articles": 106, "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": 43724, "total_submitted": 58544, "total_column_articles": 709, "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": 16639, "total_submitted": 38968, "total_column_articles": 296, "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": 12397, "total_submitted": 22933, "total_column_articles": 212, "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": 24947, "total_submitted": 42569, "total_column_articles": 307, "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": 52321, "total_submitted": 66279, "total_column_articles": 642, "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": 4975, "total_submitted": 9390, "total_column_articles": 122, "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": 4757, "total_submitted": 14188, "total_column_articles": 71, "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": 10424, "total_submitted": 13830, "total_column_articles": 159, "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": 28795, "total_submitted": 67337, "total_column_articles": 459, "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": 3068, "total_submitted": 6768, "total_column_articles": 69, "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": 6039, "total_submitted": 10345, "total_column_articles": 124, "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": 11410, "total_submitted": 27805, "total_column_articles": 173, "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": 11671, "total_submitted": 18035, "total_column_articles": 172, "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": 52201, "total_submitted": 75689, "total_column_articles": 826, "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": 8173, "total_submitted": 11837, "total_column_articles": 72, "frontend_question_id": "1327", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 4899, "total_submitted": 8540, "total_column_articles": 108, "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": 9258, "total_submitted": 17757, "total_column_articles": 164, "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": 5973, "total_submitted": 11092, "total_column_articles": 64, "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": 55818, "total_submitted": 76309, "total_column_articles": 630, "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": 4951, "total_submitted": 8325, "total_column_articles": 81, "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": 9041, "total_submitted": 17512, "total_column_articles": 133, "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": 7163, "total_submitted": 12845, "total_column_articles": 147, "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": 33514, "total_submitted": 43040, "total_column_articles": 357, "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": 8135, "total_submitted": 13641, "total_column_articles": 84, "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": 8427, "total_submitted": 13437, "total_column_articles": 126, "frontend_question_id": "1321", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 7420, "total_submitted": 15520, "total_column_articles": 114, "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": 14434, "total_submitted": 19694, "total_column_articles": 238, "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": 7792, "total_submitted": 13227, "total_column_articles": 160, "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": 31715, "total_submitted": 42207, "total_column_articles": 586, "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": 27321, "total_submitted": 59056, "total_column_articles": 292, "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": 9833, "total_submitted": 16212, "total_column_articles": 158, "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": 17239, "total_submitted": 30136, "total_column_articles": 282, "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": 89048, "total_submitted": 109762, "total_column_articles": 1142, "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": 3137, "total_submitted": 5261, "total_column_articles": 72, "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": 40242, "total_submitted": 64700, "total_column_articles": 635, "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": 7956, "total_submitted": 12060, "total_column_articles": 145, "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": 12927, "total_submitted": 20923, "total_column_articles": 242, "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": 10032, "total_submitted": 13526, "total_column_articles": 93, "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": 16861, "total_submitted": 20447, "total_column_articles": 145, "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": 19058, "total_submitted": 27770, "total_column_articles": 208, "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": 6881, "total_submitted": 17634, "total_column_articles": 104, "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": 40669, "total_submitted": 56696, "total_column_articles": 541, "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": 23632, "total_submitted": 30877, "total_column_articles": 426, "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": 4949, "total_submitted": 12744, "total_column_articles": 79, "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": 1163, "total_submitted": 2129, "total_column_articles": 48, "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": 5162, "total_submitted": 12002, "total_column_articles": 96, "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": 7293, "total_submitted": 11584, "total_column_articles": 83, "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": 2272, "total_submitted": 6746, "total_column_articles": 68, "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": 26815, "total_submitted": 45954, "total_column_articles": 402, "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": 48501, "total_submitted": 62086, "total_column_articles": 667, "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": 26073, "total_submitted": 36605, "total_column_articles": 456, "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": 12070, "total_submitted": 18460, "total_column_articles": 118, "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": 3250, "total_submitted": 5443, "total_column_articles": 107, "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": 8921, "total_submitted": 18874, "total_column_articles": 113, "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": 11222, "total_submitted": 23082, "total_column_articles": 158, "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": 54559, "total_submitted": 67706, "total_column_articles": 729, "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": 8460, "total_submitted": 10319, "total_column_articles": 103, "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": 151, "total_submitted": 205, "total_column_articles": 12, "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": 8481, "total_submitted": 11844, "total_column_articles": 114, "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": 370, "total_submitted": 527, "total_column_articles": 19, "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": 11906, "total_submitted": 23817, "total_column_articles": 110, "frontend_question_id": "1280", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 19321, "total_submitted": 51341, "total_column_articles": 176, "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": 9389, "total_submitted": 19037, "total_column_articles": 140, "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": 70460, "total_submitted": 87287, "total_column_articles": 907, "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": 2187, "total_submitted": 3484, "total_column_articles": 25, "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": 3418, "total_submitted": 5065, "total_column_articles": 86, "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": 11775, "total_submitted": 25032, "total_column_articles": 159, "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": 46735, "total_submitted": 53850, "total_column_articles": 772, "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": 61561, "total_submitted": 73777, "total_column_articles": 822, "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": 9780, "total_submitted": 12073, "total_column_articles": 121, "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": 4172, "total_submitted": 4589, "total_column_articles": 90, "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": 5270, "total_submitted": 8515, "total_column_articles": 80, "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": 26964, "total_submitted": 36710, "total_column_articles": 303, "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": 7985, "total_submitted": 15879, "total_column_articles": 120, "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": 10664, "total_submitted": 19361, "total_column_articles": 214, "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": 9643, "total_submitted": 16806, "total_column_articles": 135, "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": 31673, "total_submitted": 64679, "total_column_articles": 337, "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": 12583, "total_submitted": 21200, "total_column_articles": 204, "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": 11831, "total_submitted": 19289, "total_column_articles": 182, "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": 33464, "total_submitted": 40425, "total_column_articles": 511, "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": 6311, "total_submitted": 9971, "total_column_articles": 113, "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": 5116, "total_submitted": 9527, "total_column_articles": 76, "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": 11429, "total_submitted": 17159, "total_column_articles": 118, "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": 2111, "total_submitted": 3004, "total_column_articles": 69, "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": 14858, "total_submitted": 19424, "total_column_articles": 148, "frontend_question_id": "1251", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 4560, "total_submitted": 10629, "total_column_articles": 81, "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": 18497, "total_submitted": 35059, "total_column_articles": 256, "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": 10459, "total_submitted": 14260, "total_column_articles": 152, "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": 40474, "total_submitted": 61807, "total_column_articles": 634, "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": 145, "total_submitted": 245, "total_column_articles": 12, "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": 651, "total_submitted": 1101, "total_column_articles": 25, "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": 108, "total_submitted": 163, "total_column_articles": 6, "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": 8443, "total_submitted": 13316, "total_column_articles": 74, "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": 4202, "total_submitted": 5925, "total_column_articles": 98, "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": 34401, "total_submitted": 55275, "total_column_articles": 555, "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": 6521, "total_submitted": 16299, "total_column_articles": 105, "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": 48011, "total_submitted": 60299, "total_column_articles": 631, "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": 9886, "total_submitted": 16617, "total_column_articles": 83, "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": 3910, "total_submitted": 7457, "total_column_articles": 56, "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": 6621, "total_submitted": 20052, "total_column_articles": 148, "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": 1975, "total_submitted": 3240, "total_column_articles": 36, "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": 3922, "total_submitted": 6657, "total_column_articles": 52, "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": 36742, "total_submitted": 62301, "total_column_articles": 488, "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": 45594, "total_submitted": 79332, "total_column_articles": 580, "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": 11919, "total_submitted": 19033, "total_column_articles": 203, "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": 1856, "total_submitted": 3820, "total_column_articles": 26, "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": 3154, "total_submitted": 6275, "total_column_articles": 74, "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": 2230, "total_submitted": 4367, "total_column_articles": 65, "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": 7208, "total_submitted": 14115, "total_column_articles": 135, "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": 9189, "total_submitted": 13652, "total_column_articles": 116, "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": 12828, "total_submitted": 19194, "total_column_articles": 183, "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": 3398, "total_submitted": 6658, "total_column_articles": 52, "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": 38574, "total_submitted": 78863, "total_column_articles": 424, "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": 4227, "total_submitted": 6326, "total_column_articles": 96, "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": 11860, "total_submitted": 16586, "total_column_articles": 171, "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": 5942, "total_submitted": 10876, "total_column_articles": 119, "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": 2718, "total_submitted": 5667, "total_column_articles": 57, "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": 8572, "total_submitted": 18015, "total_column_articles": 156, "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": 9314, "total_submitted": 14805, "total_column_articles": 103, "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": 10003, "total_submitted": 16989, "total_column_articles": 125, "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": 10740, "total_submitted": 22137, "total_column_articles": 184, "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": 8098, "total_submitted": 22779, "total_column_articles": 118, "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": 11189, "total_submitted": 22053, "total_column_articles": 158, "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": 42851, "total_submitted": 93016, "total_column_articles": 541, "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": 5783, "total_submitted": 11514, "total_column_articles": 98, "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": 179, "total_submitted": 243, "total_column_articles": 15, "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": 8241, "total_submitted": 39214, "total_column_articles": 141, "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": 2390, "total_submitted": 3846, "total_column_articles": 88, "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": 25922, "total_submitted": 59450, "total_column_articles": 282, "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": 4189, "total_submitted": 8555, "total_column_articles": 77, "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": 7799, "total_submitted": 11357, "total_column_articles": 175, "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": 90279, "total_submitted": 106592, "total_column_articles": 1278, "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": 16081, "total_submitted": 27161, "total_column_articles": 171, "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": 8440, "total_submitted": 16483, "total_column_articles": 145, "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": 13333, "total_submitted": 19898, "total_column_articles": 98, "frontend_question_id": "1211", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 26371, "total_submitted": 37951, "total_column_articles": 230, "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": 981, "total_submitted": 3169, "total_column_articles": 32, "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": 9426, "total_submitted": 28546, "total_column_articles": 159, "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": 7610, "total_submitted": 28626, "total_column_articles": 120, "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": 6191, "total_submitted": 14535, "total_column_articles": 105, "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": 25773, "total_submitted": 42485, "total_column_articles": 360, "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": 37845, "total_submitted": 54505, "total_column_articles": 496, "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": 41222, "total_submitted": 79709, "total_column_articles": 399, "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": 53642, "total_submitted": 71679, "total_column_articles": 704, "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": 7942, "total_submitted": 17233, "total_column_articles": 102, "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": 8771, "total_submitted": 11905, "total_column_articles": 110, "frontend_question_id": "1204", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 3128, "total_submitted": 9404, "total_column_articles": 59, "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": 15264, "total_submitted": 39426, "total_column_articles": 219, "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": 36665, "total_submitted": 53111, "total_column_articles": 665, "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": 3287, "total_submitted": 7075, "total_column_articles": 70, "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": 62190, "total_submitted": 124404, "total_column_articles": 736, "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": 16971, "total_submitted": 33387, "total_column_articles": 200, "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": 70817, "total_submitted": 97153, "total_column_articles": 963, "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": 5795, "total_submitted": 11336, "total_column_articles": 94, "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": 11336, "total_submitted": 18691, "total_column_articles": 117, "frontend_question_id": "1193", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 18616, "total_submitted": 28715, "total_column_articles": 333, "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": 1643, "total_submitted": 2983, "total_column_articles": 24, "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": 7884, "total_submitted": 16190, "total_column_articles": 119, "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": 2756, "total_submitted": 5003, "total_column_articles": 53, "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": 7478, "total_submitted": 9601, "total_column_articles": 134, "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": 13237, "total_submitted": 21513, "total_column_articles": 164, "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": 30282, "total_submitted": 59512, "total_column_articles": 347, "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": 9128, "total_submitted": 33960, "total_column_articles": 120, "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": 53724, "total_submitted": 73929, "total_column_articles": 592, "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": 4384, "total_submitted": 7039, "total_column_articles": 100, "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": 28496, "total_submitted": 44735, "total_column_articles": 493, "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": 8021, "total_submitted": 15755, "total_column_articles": 151, "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": 8457, "total_submitted": 13998, "total_column_articles": 105, "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": 41599, "total_submitted": 64681, "total_column_articles": 242, "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": 6922, "total_submitted": 12987, "total_column_articles": 87, "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": 7456, "total_submitted": 27808, "total_column_articles": 122, "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": 55411, "total_submitted": 85459, "total_column_articles": 713, "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": 55303, "total_submitted": 80761, "total_column_articles": 778, "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": 4717, "total_submitted": 14342, "total_column_articles": 94, "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": 5450, "total_submitted": 11109, "total_column_articles": 88, "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": 7470, "total_submitted": 24715, "total_column_articles": 164, "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": 26252, "total_submitted": 40052, "total_column_articles": 359, "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": 8092, "total_submitted": 12813, "total_column_articles": 87, "frontend_question_id": "1174", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 15118, "total_submitted": 19865, "total_column_articles": 119, "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": 2649, "total_submitted": 5687, "total_column_articles": 49, "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": 37327, "total_submitted": 59808, "total_column_articles": 511, "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": 10737, "total_submitted": 25885, "total_column_articles": 159, "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": 39182, "total_submitted": 62960, "total_column_articles": 595, "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": 5169, "total_submitted": 11071, "total_column_articles": 102, "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": 18422, "total_submitted": 25541, "total_column_articles": 264, "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": 8228, "total_submitted": 21838, "total_column_articles": 138, "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": 13338, "total_submitted": 22670, "total_column_articles": 189, "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": 19619, "total_submitted": 42149, "total_column_articles": 194, "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": 7626, "total_submitted": 26583, "total_column_articles": 120, "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": 5474, "total_submitted": 11477, "total_column_articles": 89, "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": 30572, "total_submitted": 54171, "total_column_articles": 359, "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": 10822, "total_submitted": 18012, "total_column_articles": 136, "frontend_question_id": "1164", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 6893, "total_submitted": 18834, "total_column_articles": 123, "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": 6962, "total_submitted": 12902, "total_column_articles": 88, "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": 10421, "total_submitted": 26188, "total_column_articles": 265, "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": 13125, "total_submitted": 25819, "total_column_articles": 202, "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": 15678, "total_submitted": 25307, "total_column_articles": 267, "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": 8115, "total_submitted": 24895, "total_column_articles": 93, "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": 1543, "total_submitted": 2708, "total_column_articles": 39, "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": 3273, "total_submitted": 11976, "total_column_articles": 81, "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": 6227, "total_submitted": 12334, "total_column_articles": 111, "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": 22624, "total_submitted": 40664, "total_column_articles": 194, "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": 18052, "total_submitted": 37402, "total_column_articles": 205, "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": 11121, "total_submitted": 15553, "total_column_articles": 189, "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": 16405, "total_submitted": 32991, "total_column_articles": 181, "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": 3996, "total_submitted": 11616, "total_column_articles": 64, "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": 7395, "total_submitted": 17190, "total_column_articles": 157, "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": 51878, "total_submitted": 81797, "total_column_articles": 593, "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": 8960, "total_submitted": 20196, "total_column_articles": 67, "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": 31045, "total_submitted": 43311, "total_column_articles": 118, "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": 1974, "total_submitted": 5801, "total_column_articles": 42, "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": 42771, "total_submitted": 70439, "total_column_articles": 503, "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": 1717, "total_submitted": 4144, "total_column_articles": 39, "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": 59283, "total_submitted": 69173, "total_column_articles": 735, "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": 10363, "total_submitted": 13311, "total_column_articles": 217, "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": 7673, "total_submitted": 16345, "total_column_articles": 150, "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": 6004, "total_submitted": 10573, "total_column_articles": 114, "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": 278456, "total_submitted": 429605, "total_column_articles": 1622, "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": 7118, "total_submitted": 22300, "total_column_articles": 98, "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": 8229, "total_submitted": 17321, "total_column_articles": 139, "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": 11904, "total_submitted": 26674, "total_column_articles": 168, "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": 10802, "total_submitted": 29058, "total_column_articles": 66, "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": 33068, "total_submitted": 72073, "total_column_articles": 208, "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": 4023, "total_submitted": 8642, "total_column_articles": 80, "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": 16228, "total_submitted": 19919, "total_column_articles": 348, "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": 20241, "total_submitted": 26767, "total_column_articles": 315, "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": 39988, "total_submitted": 48046, "total_column_articles": 615, "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": 9123, "total_submitted": 13846, "total_column_articles": 119, "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": 12058, "total_submitted": 24601, "total_column_articles": 187, "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": 7568, "total_submitted": 17063, "total_column_articles": 173, "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": 7725, "total_submitted": 19887, "total_column_articles": 72, "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": 134534, "total_submitted": 220881, "total_column_articles": 1277, "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": 5637, "total_submitted": 14998, "total_column_articles": 126, "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": 1317, "total_submitted": 2086, "total_column_articles": 33, "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": 28485, "total_submitted": 61311, "total_column_articles": 422, "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": 36805, "total_submitted": 46609, "total_column_articles": 525, "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": 3944, "total_submitted": 8455, "total_column_articles": 61, "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": 9656, "total_submitted": 23988, "total_column_articles": 203, "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": 7943, "total_submitted": 12343, "total_column_articles": 138, "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": 41062, "total_submitted": 75730, "total_column_articles": 523, "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": 6691, "total_submitted": 15486, "total_column_articles": 100, "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": 11013, "total_submitted": 16042, "total_column_articles": 129, "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": 11949, "total_submitted": 19983, "total_column_articles": 158, "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": 3393, "total_submitted": 8340, "total_column_articles": 57, "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": 23047, "total_submitted": 41169, "total_column_articles": 253, "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": 20995, "total_submitted": 35275, "total_column_articles": 294, "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": 4176, "total_submitted": 8338, "total_column_articles": 68, "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": 18687, "total_submitted": 54608, "total_column_articles": 189, "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": 11268, "total_submitted": 15747, "total_column_articles": 148, "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": 79519, "total_submitted": 112435, "total_column_articles": 1043, "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": 29875, "total_submitted": 55763, "total_column_articles": 433, "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": 10967, "total_submitted": 20570, "total_column_articles": 69, "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": 14027, "total_submitted": 21348, "total_column_articles": 136, "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": 2906, "total_submitted": 5566, "total_column_articles": 61, "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": 9408, "total_submitted": 17737, "total_column_articles": 210, "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": 6228, "total_submitted": 9610, "total_column_articles": 128, "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": 41988, "total_submitted": 58266, "total_column_articles": 420, "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": 4630, "total_submitted": 6578, "total_column_articles": 83, "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": 26279, "total_submitted": 34126, "total_column_articles": 435, "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": 17395, "total_submitted": 26896, "total_column_articles": 297, "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": 93903, "total_submitted": 150839, "total_column_articles": 1390, "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": 106067, "total_submitted": 123854, "total_column_articles": 959, "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": 11229, "total_submitted": 27263, "total_column_articles": 128, "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": 99456, "total_submitted": 152428, "total_column_articles": 694, "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": 3648, "total_submitted": 7309, "total_column_articles": 53, "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": 2219, "total_submitted": 3978, "total_column_articles": 66, "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": 2347, "total_submitted": 4242, "total_column_articles": 42, "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": 2911, "total_submitted": 5651, "total_column_articles": 53, "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": 11882, "total_submitted": 24995, "total_column_articles": 126, "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": 5388, "total_submitted": 9156, "total_column_articles": 165, "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": 6692, "total_submitted": 11675, "total_column_articles": 88, "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": 40940, "total_submitted": 64230, "total_column_articles": 1183, "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": 31293, "total_submitted": 41185, "total_column_articles": 743, "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": 10085, "total_submitted": 19206, "total_column_articles": 158, "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": 6206, "total_submitted": 10655, "total_column_articles": 91, "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": 1808, "total_submitted": 3142, "total_column_articles": 72, "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": 2340, "total_submitted": 4075, "total_column_articles": 58, "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": 1873, "total_submitted": 2751, "total_column_articles": 47, "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": 2327, "total_submitted": 4115, "total_column_articles": 63, "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": 57114, "total_submitted": 100953, "total_column_articles": 573, "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": 22712, "total_submitted": 42553, "total_column_articles": 314, "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": 24845, "total_submitted": 66102, "total_column_articles": 454, "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": 57460, "total_submitted": 107650, "total_column_articles": 1043, "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": 4759, "total_submitted": 13102, "total_column_articles": 81, "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": 22054, "total_submitted": 50100, "total_column_articles": 274, "frontend_question_id": "550", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 24244, "total_submitted": 35568, "total_column_articles": 190, "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": 30224, "total_submitted": 55835, "total_column_articles": 213, "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": 57168, "total_submitted": 79362, "total_column_articles": 261, "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": 2372, "total_submitted": 4142, "total_column_articles": 51, "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": 5039, "total_submitted": 9639, "total_column_articles": 96, "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": 3604, "total_submitted": 5721, "total_column_articles": 60, "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": 3226, "total_submitted": 6023, "total_column_articles": 73, "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": 31367, "total_submitted": 57799, "total_column_articles": 244, "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": 16218, "total_submitted": 30751, "total_column_articles": 145, "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": 17396, "total_submitted": 22748, "total_column_articles": 129, "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": 52756, "total_submitted": 136644, "total_column_articles": 532, "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": 4162, "total_submitted": 7934, "total_column_articles": 80, "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": 5349, "total_submitted": 9442, "total_column_articles": 115, "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": 53803, "total_submitted": 88821, "total_column_articles": 716, "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": 976, "total_submitted": 2110, "total_column_articles": 27, "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": 5379, "total_submitted": 10044, "total_column_articles": 101, "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": 5306, "total_submitted": 11570, "total_column_articles": 110, "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": 3811, "total_submitted": 7109, "total_column_articles": 71, "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": 13442, "total_submitted": 18569, "total_column_articles": 129, "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": 16026, "total_submitted": 32572, "total_column_articles": 122, "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": 14850, "total_submitted": 21273, "total_column_articles": 100, "frontend_question_id": "1075", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 15300, "total_submitted": 20741, "total_column_articles": 248, "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": 22587, "total_submitted": 38803, "total_column_articles": 221, "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": 6563, "total_submitted": 12793, "total_column_articles": 126, "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": 34954, "total_submitted": 53416, "total_column_articles": 488, "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": 12329, "total_submitted": 25783, "total_column_articles": 93, "frontend_question_id": "1070", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 16372, "total_submitted": 20114, "total_column_articles": 78, "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": 18903, "total_submitted": 21921, "total_column_articles": 88, "frontend_question_id": "1068", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 834, "total_submitted": 1366, "total_column_articles": 23, "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": 2362, "total_submitted": 5526, "total_column_articles": 50, "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": 4604, "total_submitted": 7039, "total_column_articles": 89, "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": 7963, "total_submitted": 10190, "total_column_articles": 167, "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": 3267, "total_submitted": 9307, "total_column_articles": 63, "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": 4616, "total_submitted": 7521, "total_column_articles": 75, "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": 39548, "total_submitted": 67475, "total_column_articles": 731, "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": 20791, "total_submitted": 30974, "total_column_articles": 215, "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": 2393, "total_submitted": 3920, "total_column_articles": 48, "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": 4981, "total_submitted": 6752, "total_column_articles": 78, "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": 6500, "total_submitted": 16798, "total_column_articles": 79, "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": 4506, "total_submitted": 6621, "total_column_articles": 73, "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": 10471, "total_submitted": 26522, "total_column_articles": 147, "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": 7297, "total_submitted": 15821, "total_column_articles": 113, "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": 58740, "total_submitted": 101225, "total_column_articles": 885, "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": 64395, "total_submitted": 80476, "total_column_articles": 652, "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": 33681, "total_submitted": 43320, "total_column_articles": 150, "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": 14691, "total_submitted": 23148, "total_column_articles": 161, "frontend_question_id": "1045", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 4748, "total_submitted": 10299, "total_column_articles": 90, "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": 7424, "total_submitted": 27080, "total_column_articles": 122, "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": 1767, "total_submitted": 4579, "total_column_articles": 34, "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": 3926, "total_submitted": 5075, "total_column_articles": 92, "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": 90685, "total_submitted": 132909, "total_column_articles": 658, "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": 15588, "total_submitted": 32271, "total_column_articles": 225, "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": 182728, "total_submitted": 251253, "total_column_articles": 1375, "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": 82723, "total_submitted": 125531, "total_column_articles": 1107, "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": 3416, "total_submitted": 6939, "total_column_articles": 46, "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": 4273, "total_submitted": 8732, "total_column_articles": 73, "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": 2079, "total_submitted": 5574, "total_column_articles": 26, "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": 8858, "total_submitted": 10595, "total_column_articles": 141, "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": 25600, "total_submitted": 72452, "total_column_articles": 219, "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": 10936, "total_submitted": 15590, "total_column_articles": 134, "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": 15182, "total_submitted": 27624, "total_column_articles": 198, "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": 10195, "total_submitted": 20326, "total_column_articles": 153, "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": 1349, "total_submitted": 2277, "total_column_articles": 23, "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": 48996, "total_submitted": 104477, "total_column_articles": 619, "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": 33568, "total_submitted": 50378, "total_column_articles": 469, "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": 38598, "total_submitted": 78678, "total_column_articles": 402, "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": 38227, "total_submitted": 47388, "total_column_articles": 460, "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": 3263, "total_submitted": 6233, "total_column_articles": 39, "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": 68975, "total_submitted": 100918, "total_column_articles": 1006, "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": 6223, "total_submitted": 10848, "total_column_articles": 76, "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": 2400, "total_submitted": 5886, "total_column_articles": 50, "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": 8050, "total_submitted": 15505, "total_column_articles": 121, "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": 20015, "total_submitted": 42651, "total_column_articles": 213, "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": 61977, "total_submitted": 90836, "total_column_articles": 526, "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": 31816, "total_submitted": 57535, "total_column_articles": 503, "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": 12698, "total_submitted": 31726, "total_column_articles": 191, "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": 6397, "total_submitted": 10773, "total_column_articles": 114, "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": 5194, "total_submitted": 8699, "total_column_articles": 90, "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": 11144, "total_submitted": 19387, "total_column_articles": 140, "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": 7580, "total_submitted": 19300, "total_column_articles": 97, "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": 3961, "total_submitted": 6113, "total_column_articles": 82, "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": 4356, "total_submitted": 9659, "total_column_articles": 78, "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": 8082, "total_submitted": 13643, "total_column_articles": 117, "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": 21409, "total_submitted": 31728, "total_column_articles": 248, "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": 45100, "total_submitted": 63720, "total_column_articles": 498, "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": 23692, "total_submitted": 32469, "total_column_articles": 503, "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": 13340, "total_submitted": 19410, "total_column_articles": 240, "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": 3554, "total_submitted": 5656, "total_column_articles": 68, "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": 3992, "total_submitted": 5178, "total_column_articles": 66, "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": 9715, "total_submitted": 11183, "total_column_articles": 168, "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": 3304, "total_submitted": 5140, "total_column_articles": 60, "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": 19523, "total_submitted": 44375, "total_column_articles": 175, "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": 89301, "total_submitted": 126268, "total_column_articles": 745, "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": 3561, "total_submitted": 5194, "total_column_articles": 96, "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": 7857, "total_submitted": 11255, "total_column_articles": 154, "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": 7716, "total_submitted": 12947, "total_column_articles": 127, "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": 4441, "total_submitted": 5710, "total_column_articles": 96, "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": 41014, "total_submitted": 76069, "total_column_articles": 462, "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": 9589, "total_submitted": 16844, "total_column_articles": 207, "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": 52109, "total_submitted": 69391, "total_column_articles": 619, "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": 92164, "total_submitted": 113140, "total_column_articles": 1033, "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": 1414, "total_submitted": 2968, "total_column_articles": 45, "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": 2848, "total_submitted": 5104, "total_column_articles": 75, "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": 3220, "total_submitted": 5782, "total_column_articles": 93, "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": 6217, "total_submitted": 9210, "total_column_articles": 105, "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": 50396, "total_submitted": 81317, "total_column_articles": 713, "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": 27626, "total_submitted": 45510, "total_column_articles": 395, "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": 48291, "total_submitted": 94596, "total_column_articles": 437, "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": 4613, "total_submitted": 8132, "total_column_articles": 70, "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": 4479, "total_submitted": 10458, "total_column_articles": 90, "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": 1376, "total_submitted": 2984, "total_column_articles": 36, "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": 2904, "total_submitted": 5787, "total_column_articles": 62, "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": 5912, "total_submitted": 9163, "total_column_articles": 90, "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": 6862, "total_submitted": 11797, "total_column_articles": 108, "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": 6310, "total_submitted": 17266, "total_column_articles": 53, "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": 56604, "total_submitted": 99613, "total_column_articles": 644, "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": 55576, "total_submitted": 142726, "total_column_articles": 1007, "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": 2674, "total_submitted": 3663, "total_column_articles": 56, "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": 5451, "total_submitted": 9722, "total_column_articles": 77, "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": 9749, "total_submitted": 18128, "total_column_articles": 140, "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": 3788, "total_submitted": 6065, "total_column_articles": 87, "frontend_question_id": "1061", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 5122, "total_submitted": 12811, "total_column_articles": 90, "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": 84385, "total_submitted": 136006, "total_column_articles": 788, "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": 21897, "total_submitted": 47468, "total_column_articles": 283, "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": 21111, "total_submitted": 35911, "total_column_articles": 308, "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": 1726, "total_submitted": 4762, "total_column_articles": 46, "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": 3943, "total_submitted": 7913, "total_column_articles": 52, "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": 7808, "total_submitted": 12835, "total_column_articles": 128, "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": 25277, "total_submitted": 35080, "total_column_articles": 342, "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": 8051, "total_submitted": 17026, "total_column_articles": 111, "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": 46658, "total_submitted": 74391, "total_column_articles": 649, "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": 100223, "total_submitted": 195046, "total_column_articles": 1289, "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": 103538, "total_submitted": 173044, "total_column_articles": 958, "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": 14811, "total_submitted": 25484, "total_column_articles": 233, "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": 73240, "total_submitted": 102369, "total_column_articles": 742, "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": 18774, "total_submitted": 41705, "total_column_articles": 277, "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": 5562, "total_submitted": 12574, "total_column_articles": 60, "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": 33345, "total_submitted": 48202, "total_column_articles": 617, "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": 31307, "total_submitted": 45600, "total_column_articles": 431, "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": 78516, "total_submitted": 149616, "total_column_articles": 808, "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": 5952, "total_submitted": 11978, "total_column_articles": 118, "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": 24367, "total_submitted": 45412, "total_column_articles": 273, "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": 95250, "total_submitted": 186754, "total_column_articles": 1923, "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": 60106, "total_submitted": 108062, "total_column_articles": 950, "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": 28583, "total_submitted": 61089, "total_column_articles": 317, "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": 11105, "total_submitted": 21224, "total_column_articles": 133, "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": 46539, "total_submitted": 88239, "total_column_articles": 764, "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": 65173, "total_submitted": 139401, "total_column_articles": 729, "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": 13677, "total_submitted": 26796, "total_column_articles": 169, "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": 29314, "total_submitted": 54799, "total_column_articles": 489, "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": 53052, "total_submitted": 77431, "total_column_articles": 512, "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": 18173, "total_submitted": 29958, "total_column_articles": 215, "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": 11632, "total_submitted": 27242, "total_column_articles": 189, "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": 38873, "total_submitted": 61294, "total_column_articles": 509, "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": 3478, "total_submitted": 6075, "total_column_articles": 44, "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": 26701, "total_submitted": 50152, "total_column_articles": 363, "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": 18626, "total_submitted": 25299, "total_column_articles": 273, "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": 11582, "total_submitted": 16068, "total_column_articles": 176, "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": 48957, "total_submitted": 103092, "total_column_articles": 666, "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": 408232, "total_submitted": 593399, "total_column_articles": 2655, "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": 73602, "total_submitted": 126664, "total_column_articles": 736, "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": 4480, "total_submitted": 9692, "total_column_articles": 73, "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": 51392, "total_submitted": 108006, "total_column_articles": 486, "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": 87186, "total_submitted": 134033, "total_column_articles": 775, "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": 454332, "total_submitted": 682559, "total_column_articles": 2686, "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": 1786, "total_submitted": 4425, "total_column_articles": 42, "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": 9256, "total_submitted": 20618, "total_column_articles": 143, "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": 12949, "total_submitted": 31417, "total_column_articles": 149, "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": 44107, "total_submitted": 65120, "total_column_articles": 654, "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": 45948, "total_submitted": 88404, "total_column_articles": 506, "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": 10661, "total_submitted": 21519, "total_column_articles": 206, "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": 3968, "total_submitted": 9456, "total_column_articles": 64, "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": 73123, "total_submitted": 101960, "total_column_articles": 819, "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": 1906, "total_submitted": 4215, "total_column_articles": 34, "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": 3292, "total_submitted": 6447, "total_column_articles": 45, "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": 19839, "total_submitted": 43186, "total_column_articles": 185, "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": 75276, "total_submitted": 106996, "total_column_articles": 689, "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": 2944, "total_submitted": 5082, "total_column_articles": 52, "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": 21906, "total_submitted": 29518, "total_column_articles": 336, "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": 42657, "total_submitted": 78115, "total_column_articles": 405, "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": 17914, "total_submitted": 48912, "total_column_articles": 173, "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": 5531, "total_submitted": 12215, "total_column_articles": 66, "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": 4657, "total_submitted": 13446, "total_column_articles": 82, "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": 41376, "total_submitted": 106184, "total_column_articles": 467, "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": 50106, "total_submitted": 86735, "total_column_articles": 649, "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": 17799, "total_submitted": 34934, "total_column_articles": 176, "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": 15259, "total_submitted": 22904, "total_column_articles": 222, "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": 12628, "total_submitted": 16116, "total_column_articles": 200, "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": 10466, "total_submitted": 27752, "total_column_articles": 165, "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": 8813, "total_submitted": 21981, "total_column_articles": 134, "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": 31081, "total_submitted": 50655, "total_column_articles": 406, "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": 71060, "total_submitted": 106495, "total_column_articles": 791, "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": 39986, "total_submitted": 82952, "total_column_articles": 592, "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": 54178, "total_submitted": 78363, "total_column_articles": 484, "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": 2802, "total_submitted": 6009, "total_column_articles": 61, "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": 61778, "total_submitted": 79855, "total_column_articles": 739, "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": 73978, "total_submitted": 187383, "total_column_articles": 735, "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": 7814, "total_submitted": 18035, "total_column_articles": 86, "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": 7687, "total_submitted": 16219, "total_column_articles": 85, "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": 113779, "total_submitted": 138615, "total_column_articles": 946, "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": 40192, "total_submitted": 63058, "total_column_articles": 480, "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": 2267, "total_submitted": 5537, "total_column_articles": 36, "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": 8412, "total_submitted": 16934, "total_column_articles": 117, "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": 38318, "total_submitted": 79832, "total_column_articles": 438, "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": 87851, "total_submitted": 114070, "total_column_articles": 771, "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": 11800, "total_submitted": 18145, "total_column_articles": 121, "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": 46513, "total_submitted": 69242, "total_column_articles": 755, "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": 40937, "total_submitted": 74625, "total_column_articles": 403, "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": 52664, "total_submitted": 76558, "total_column_articles": 510, "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": 3189, "total_submitted": 7351, "total_column_articles": 67, "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": 4697, "total_submitted": 13350, "total_column_articles": 92, "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": 33450, "total_submitted": 52609, "total_column_articles": 475, "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": 59111, "total_submitted": 155304, "total_column_articles": 780, "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": 8776, "total_submitted": 24573, "total_column_articles": 131, "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": 8433, "total_submitted": 23507, "total_column_articles": 102, "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": 104418, "total_submitted": 146261, "total_column_articles": 989, "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": 34593, "total_submitted": 46369, "total_column_articles": 465, "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": 2654, "total_submitted": 5263, "total_column_articles": 36, "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": 30136, "total_submitted": 44822, "total_column_articles": 394, "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": 45796, "total_submitted": 122493, "total_column_articles": 433, "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": 71785, "total_submitted": 119838, "total_column_articles": 991, "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": 8277, "total_submitted": 17995, "total_column_articles": 107, "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": 13240, "total_submitted": 28004, "total_column_articles": 151, "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": 55684, "total_submitted": 145985, "total_column_articles": 708, "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": 17487, "total_submitted": 31206, "total_column_articles": 134, "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": 452503, "total_submitted": 817660, "total_column_articles": 1783, "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": 29825, "total_submitted": 55356, "total_column_articles": 350, "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": 9996, "total_submitted": 28844, "total_column_articles": 108, "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": 18493, "total_submitted": 40234, "total_column_articles": 215, "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": 51926, "total_submitted": 69815, "total_column_articles": 544, "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": 21413, "total_submitted": 61267, "total_column_articles": 219, "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": 3168, "total_submitted": 10289, "total_column_articles": 61, "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": 111729, "total_submitted": 156867, "total_column_articles": 1349, "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": 66620, "total_submitted": 153422, "total_column_articles": 776, "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": 3674, "total_submitted": 6547, "total_column_articles": 55, "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": 6147, "total_submitted": 15757, "total_column_articles": 125, "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": 28015, "total_submitted": 49708, "total_column_articles": 334, "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": 4763, "total_submitted": 9348, "total_column_articles": 78, "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": 26281, "total_submitted": 40510, "total_column_articles": 264, "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": 7318, "total_submitted": 19937, "total_column_articles": 55, "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": 72842, "total_submitted": 98140, "total_column_articles": 842, "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": 73970, "total_submitted": 128649, "total_column_articles": 892, "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": 13347, "total_submitted": 22499, "total_column_articles": 159, "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": 17137, "total_submitted": 22075, "total_column_articles": 177, "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": 12109, "total_submitted": 16654, "total_column_articles": 131, "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": 36412, "total_submitted": 56830, "total_column_articles": 740, "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": 3800, "total_submitted": 10767, "total_column_articles": 53, "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": 30098, "total_submitted": 38193, "total_column_articles": 447, "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": 30739, "total_submitted": 45293, "total_column_articles": 301, "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": 63173, "total_submitted": 98938, "total_column_articles": 554, "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": 70002, "total_submitted": 231731, "total_column_articles": 434, "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": 20803, "total_submitted": 41927, "total_column_articles": 371, "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": 6825, "total_submitted": 9645, "total_column_articles": 104, "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": 45561, "total_submitted": 63645, "total_column_articles": 586, "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": 43317, "total_submitted": 56613, "total_column_articles": 545, "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": 3106, "total_submitted": 6232, "total_column_articles": 52, "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": 61138, "total_submitted": 113729, "total_column_articles": 710, "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": 7630, "total_submitted": 28960, "total_column_articles": 98, "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": 27461, "total_submitted": 57048, "total_column_articles": 182, "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": 22714, "total_submitted": 54234, "total_column_articles": 204, "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": 20879, "total_submitted": 44857, "total_column_articles": 202, "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": 48724, "total_submitted": 101115, "total_column_articles": 419, "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": 25492, "total_submitted": 46157, "total_column_articles": 214, "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": 6025, "total_submitted": 19939, "total_column_articles": 84, "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": 85464, "total_submitted": 112017, "total_column_articles": 591, "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": 309309, "total_submitted": 439150, "total_column_articles": 2942, "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": 111589, "total_submitted": 221937, "total_column_articles": 861, "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": 25175, "total_submitted": 59240, "total_column_articles": 307, "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": 45308, "total_submitted": 80672, "total_column_articles": 361, "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": 67751, "total_submitted": 104142, "total_column_articles": 827, "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": 91435, "total_submitted": 165345, "total_column_articles": 429, "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": 31031, "total_submitted": 71978, "total_column_articles": 345, "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": 29058, "total_submitted": 61064, "total_column_articles": 345, "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": 35424, "total_submitted": 55405, "total_column_articles": 516, "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": 49286, "total_submitted": 70943, "total_column_articles": 660, "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": 92739, "total_submitted": 139051, "total_column_articles": 834, "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": 9868, "total_submitted": 41873, "total_column_articles": 116, "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": 13061, "total_submitted": 19210, "total_column_articles": 194, "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": 4417, "total_submitted": 9182, "total_column_articles": 67, "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": 26117, "total_submitted": 59165, "total_column_articles": 363, "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": 47819, "total_submitted": 77774, "total_column_articles": 695, "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": 25467, "total_submitted": 115623, "total_column_articles": 213, "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": 34373, "total_submitted": 42553, "total_column_articles": 499, "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": 139263, "total_submitted": 237970, "total_column_articles": 1125, "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": 65169, "total_submitted": 189057, "total_column_articles": 828, "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": 4039, "total_submitted": 7154, "total_column_articles": 64, "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": 19020, "total_submitted": 29770, "total_column_articles": 212, "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": 21127, "total_submitted": 33374, "total_column_articles": 284, "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": 9037, "total_submitted": 21829, "total_column_articles": 95, "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": 5630, "total_submitted": 15149, "total_column_articles": 93, "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": 15096, "total_submitted": 37267, "total_column_articles": 182, "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": 123885, "total_submitted": 179446, "total_column_articles": 1040, "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": 28432, "total_submitted": 45164, "total_column_articles": 313, "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": 17274, "total_submitted": 27252, "total_column_articles": 160, "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": 19344, "total_submitted": 44396, "total_column_articles": 241, "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": 12465, "total_submitted": 27170, "total_column_articles": 135, "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": 23528, "total_submitted": 34630, "total_column_articles": 206, "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": 37786, "total_submitted": 66028, "total_column_articles": 519, "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": 45100, "total_submitted": 106414, "total_column_articles": 663, "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": 162608, "total_submitted": 333544, "total_column_articles": 1596, "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": 4083, "total_submitted": 10938, "total_column_articles": 57, "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": 32154, "total_submitted": 66513, "total_column_articles": 361, "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": 74523, "total_submitted": 111124, "total_column_articles": 727, "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": 10430, "total_submitted": 28662, "total_column_articles": 136, "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": 22353, "total_submitted": 38198, "total_column_articles": 315, "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": 37627, "total_submitted": 67675, "total_column_articles": 543, "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": 21154, "total_submitted": 53477, "total_column_articles": 261, "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": 45812, "total_submitted": 93982, "total_column_articles": 751, "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": 2974, "total_submitted": 3979, "total_column_articles": 36, "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": 5485, "total_submitted": 9497, "total_column_articles": 61, "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": 15528, "total_submitted": 28994, "total_column_articles": 158, "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": 7057, "total_submitted": 16003, "total_column_articles": 104, "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": 95264, "total_submitted": 119874, "total_column_articles": 1064, "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": 116008, "total_submitted": 242855, "total_column_articles": 915, "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": 53983, "total_submitted": 93990, "total_column_articles": 592, "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": 9417, "total_submitted": 22376, "total_column_articles": 101, "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": 56787, "total_submitted": 104661, "total_column_articles": 659, "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": 29593, "total_submitted": 63322, "total_column_articles": 354, "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": 26653, "total_submitted": 40707, "total_column_articles": 301, "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": 33008, "total_submitted": 69249, "total_column_articles": 483, "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": 13043, "total_submitted": 31850, "total_column_articles": 197, "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": 35116, "total_submitted": 77054, "total_column_articles": 342, "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": 51950, "total_submitted": 79633, "total_column_articles": 703, "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": 4359, "total_submitted": 11598, "total_column_articles": 86, "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": 4626, "total_submitted": 10680, "total_column_articles": 67, "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": 4102, "total_submitted": 8031, "total_column_articles": 57, "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": 69024, "total_submitted": 94369, "total_column_articles": 943, "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": 65460, "total_submitted": 126562, "total_column_articles": 707, "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": 151306, "total_submitted": 446594, "total_column_articles": 965, "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": 55520, "total_submitted": 120477, "total_column_articles": 666, "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": 4951, "total_submitted": 11124, "total_column_articles": 56, "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": 16663, "total_submitted": 28084, "total_column_articles": 212, "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": 5066, "total_submitted": 10025, "total_column_articles": 88, "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": 33616, "total_submitted": 76511, "total_column_articles": 377, "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": 55209, "total_submitted": 76104, "total_column_articles": 757, "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": 10352, "total_submitted": 18477, "total_column_articles": 117, "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": 33982, "total_submitted": 49363, "total_column_articles": 302, "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": 18793, "total_submitted": 26312, "total_column_articles": 243, "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": 18189, "total_submitted": 25030, "total_column_articles": 152, "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": 6538, "total_submitted": 15671, "total_column_articles": 111, "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": 5637, "total_submitted": 11744, "total_column_articles": 48, "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": 50695, "total_submitted": 57428, "total_column_articles": 721, "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": 49268, "total_submitted": 71616, "total_column_articles": 611, "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": 4152, "total_submitted": 13936, "total_column_articles": 68, "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": 74462, "total_submitted": 90508, "total_column_articles": 786, "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": 13674, "total_submitted": 28869, "total_column_articles": 145, "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": 39801, "total_submitted": 67512, "total_column_articles": 421, "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": 9607, "total_submitted": 22022, "total_column_articles": 116, "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": 2020, "total_submitted": 2874, "total_column_articles": 51, "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": 85102, "total_submitted": 133398, "total_column_articles": 549, "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": 92649, "total_submitted": 145498, "total_column_articles": 573, "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": 8939, "total_submitted": 20768, "total_column_articles": 97, "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": 20494, "total_submitted": 33223, "total_column_articles": 212, "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": 82985, "total_submitted": 104979, "total_column_articles": 1539, "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": 73058, "total_submitted": 115483, "total_column_articles": 819, "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": 12188, "total_submitted": 22990, "total_column_articles": 128, "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": 30083, "total_submitted": 77598, "total_column_articles": 486, "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": 24810, "total_submitted": 50914, "total_column_articles": 266, "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": 12831, "total_submitted": 26887, "total_column_articles": 137, "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": 15282, "total_submitted": 21806, "total_column_articles": 273, "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": 5834, "total_submitted": 12588, "total_column_articles": 92, "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": 22386, "total_submitted": 32591, "total_column_articles": 314, "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": 20752, "total_submitted": 33841, "total_column_articles": 223, "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": 58423, "total_submitted": 148889, "total_column_articles": 541, "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": 29545, "total_submitted": 43636, "total_column_articles": 298, "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": 65578, "total_submitted": 122079, "total_column_articles": 1212, "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": 72001, "total_submitted": 102381, "total_column_articles": 848, "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": 80166, "total_submitted": 133727, "total_column_articles": 786, "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": 13896, "total_submitted": 23114, "total_column_articles": 148, "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": 51632, "total_submitted": 86574, "total_column_articles": 763, "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": 25426, "total_submitted": 67131, "total_column_articles": 258, "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": 21844, "total_submitted": 49729, "total_column_articles": 287, "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": 29811, "total_submitted": 50477, "total_column_articles": 406, "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": 7449, "total_submitted": 22578, "total_column_articles": 92, "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": 756399, "total_submitted": 1388068, "total_column_articles": 3817, "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": 2403, "total_submitted": 4062, "total_column_articles": 45, "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": 6707, "total_submitted": 14653, "total_column_articles": 108, "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": 78985, "total_submitted": 150917, "total_column_articles": 729, "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": 1890, "total_submitted": 3002, "total_column_articles": 33, "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": 30929, "total_submitted": 44003, "total_column_articles": 463, "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": 6925, "total_submitted": 9328, "total_column_articles": 110, "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": 10905, "total_submitted": 20838, "total_column_articles": 179, "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": 149943, "total_submitted": 209240, "total_column_articles": 1104, "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": 201377, "total_submitted": 259687, "total_column_articles": 1485, "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": 172237, "total_submitted": 202099, "total_column_articles": 1341, "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": 1602, "total_submitted": 2854, "total_column_articles": 35, "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": 22490, "total_submitted": 37954, "total_column_articles": 299, "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": 28979, "total_submitted": 49428, "total_column_articles": 350, "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": 48178, "total_submitted": 99868, "total_column_articles": 569, "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": 63237, "total_submitted": 89882, "total_column_articles": 731, "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": 115323, "total_submitted": 147287, "total_column_articles": 859, "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": 164472, "total_submitted": 215387, "total_column_articles": 1045, "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": 122856, "total_submitted": 164570, "total_column_articles": 969, "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": 17498, "total_submitted": 27819, "total_column_articles": 154, "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": 24163, "total_submitted": 33852, "total_column_articles": 317, "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": 1604, "total_submitted": 2130, "total_column_articles": 41, "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": 34694, "total_submitted": 52513, "total_column_articles": 520, "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": 5733, "total_submitted": 11572, "total_column_articles": 79, "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": 135102, "total_submitted": 175792, "total_column_articles": 1387, "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": 53386, "total_submitted": 70627, "total_column_articles": 477, "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": 55820, "total_submitted": 94290, "total_column_articles": 818, "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": 4652, "total_submitted": 6826, "total_column_articles": 78, "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": 130697, "total_submitted": 180572, "total_column_articles": 1031, "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": 16405, "total_submitted": 21679, "total_column_articles": 144, "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": 5029, "total_submitted": 6000, "total_column_articles": 117, "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": 3629, "total_submitted": 5200, "total_column_articles": 70, "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": 4147, "total_submitted": 8652, "total_column_articles": 78, "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": 17415, "total_submitted": 31024, "total_column_articles": 188, "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": 12064, "total_submitted": 17715, "total_column_articles": 175, "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": 5911, "total_submitted": 11130, "total_column_articles": 93, "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": 1726, "total_submitted": 3542, "total_column_articles": 40, "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": 11134, "total_submitted": 25131, "total_column_articles": 128, "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": 4809, "total_submitted": 7868, "total_column_articles": 63, "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": 103844, "total_submitted": 196724, "total_column_articles": 1069, "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": 1710, "total_submitted": 3607, "total_column_articles": 33, "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": 2926, "total_submitted": 4052, "total_column_articles": 53, "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": 13132, "total_submitted": 18880, "total_column_articles": 135, "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": 43444, "total_submitted": 64461, "total_column_articles": 543, "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": 86785, "total_submitted": 188834, "total_column_articles": 884, "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": 250219, "total_submitted": 396129, "total_column_articles": 2031, "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": 23547, "total_submitted": 53676, "total_column_articles": 248, "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": 99294, "total_submitted": 205275, "total_column_articles": 865, "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": 90347, "total_submitted": 164707, "total_column_articles": 756, "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": 2303, "total_submitted": 4738, "total_column_articles": 73, "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": 113107, "total_submitted": 146573, "total_column_articles": 835, "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": 17827, "total_submitted": 35264, "total_column_articles": 133, "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": 85067, "total_submitted": 135815, "total_column_articles": 868, "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": 357256, "total_submitted": 513673, "total_column_articles": 2324, "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": 71165, "total_submitted": 141664, "total_column_articles": 819, "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": 5476, "total_submitted": 11503, "total_column_articles": 97, "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": 13105, "total_submitted": 19460, "total_column_articles": 146, "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": 64522, "total_submitted": 148835, "total_column_articles": 751, "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": 2970, "total_submitted": 6251, "total_column_articles": 58, "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": 133120, "total_submitted": 228478, "total_column_articles": 1108, "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": 22495, "total_submitted": 30933, "total_column_articles": 223, "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": 26465, "total_submitted": 41969, "total_column_articles": 230, "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": 16927, "total_submitted": 26252, "total_column_articles": 117, "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": 46323, "total_submitted": 79085, "total_column_articles": 405, "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": 74095, "total_submitted": 94932, "total_column_articles": 700, "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": 5157, "total_submitted": 12377, "total_column_articles": 73, "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": 25574, "total_submitted": 46391, "total_column_articles": 458, "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": 56873, "total_submitted": 94033, "total_column_articles": 715, "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": 229293, "total_submitted": 455628, "total_column_articles": 1295, "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": 1995, "total_submitted": 2727, "total_column_articles": 52, "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": 6849, "total_submitted": 20693, "total_column_articles": 92, "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": 35797, "total_submitted": 74938, "total_column_articles": 398, "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": 62608, "total_submitted": 120662, "total_column_articles": 684, "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": 31388, "total_submitted": 67463, "total_column_articles": 263, "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": 153763, "total_submitted": 269298, "total_column_articles": 896, "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": 64590, "total_submitted": 116508, "total_column_articles": 785, "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": 6512, "total_submitted": 13929, "total_column_articles": 102, "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": 17668, "total_submitted": 33078, "total_column_articles": 194, "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": 177482, "total_submitted": 238034, "total_column_articles": 1106, "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": 86098, "total_submitted": 176134, "total_column_articles": 786, "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": 25775, "total_submitted": 37789, "total_column_articles": 280, "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": 1200, "total_submitted": 2082, "total_column_articles": 38, "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": 21107, "total_submitted": 38406, "total_column_articles": 217, "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": 62760, "total_submitted": 151571, "total_column_articles": 1030, "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": 81494, "total_submitted": 136384, "total_column_articles": 1019, "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": 64144, "total_submitted": 100446, "total_column_articles": 583, "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": 240315, "total_submitted": 354346, "total_column_articles": 2234, "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": 8918, "total_submitted": 15720, "total_column_articles": 153, "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": 72336, "total_submitted": 110823, "total_column_articles": 780, "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": 92421, "total_submitted": 162603, "total_column_articles": 976, "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": 21766, "total_submitted": 35821, "total_column_articles": 189, "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": 62318, "total_submitted": 95320, "total_column_articles": 652, "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": 21705, "total_submitted": 38540, "total_column_articles": 283, "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": 33746, "total_submitted": 57977, "total_column_articles": 373, "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": 76314, "total_submitted": 160638, "total_column_articles": 630, "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": 47159, "total_submitted": 118127, "total_column_articles": 614, "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": 25449, "total_submitted": 60094, "total_column_articles": 318, "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": 84312, "total_submitted": 125090, "total_column_articles": 834, "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": 3536, "total_submitted": 7714, "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": 85620, "total_submitted": 119079, "total_column_articles": 927, "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": 3995, "total_submitted": 8051, "total_column_articles": 87, "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": 119632, "total_submitted": 298434, "total_column_articles": 1082, "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": 36469, "total_submitted": 67674, "total_column_articles": 342, "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": 60531, "total_submitted": 154761, "total_column_articles": 615, "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": 44122, "total_submitted": 66683, "total_column_articles": 655, "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": 36063, "total_submitted": 55094, "total_column_articles": 450, "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": 20476, "total_submitted": 38539, "total_column_articles": 210, "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": 154623, "total_submitted": 285647, "total_column_articles": 1127, "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": 73724, "total_submitted": 165993, "total_column_articles": 579, "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": 25372, "total_submitted": 41485, "total_column_articles": 252, "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": 64391, "total_submitted": 133793, "total_column_articles": 819, "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": 61809, "total_submitted": 129147, "total_column_articles": 899, "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": 97363, "total_submitted": 142852, "total_column_articles": 789, "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": 28825, "total_submitted": 49249, "total_column_articles": 266, "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": 34063, "total_submitted": 51171, "total_column_articles": 509, "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": 3064, "total_submitted": 4904, "total_column_articles": 102, "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": 90603, "total_submitted": 328817, "total_column_articles": 1095, "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": 25073, "total_submitted": 38418, "total_column_articles": 211, "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": 2517, "total_submitted": 5520, "total_column_articles": 53, "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": 77520, "total_submitted": 177525, "total_column_articles": 739, "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": 49223, "total_submitted": 76298, "total_column_articles": 536, "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": 1129, "total_submitted": 1731, "total_column_articles": 35, "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": 33696, "total_submitted": 61905, "total_column_articles": 324, "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": 78662, "total_submitted": 163152, "total_column_articles": 756, "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": 95390, "total_submitted": 121277, "total_column_articles": 758, "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": 1266, "total_submitted": 3837, "total_column_articles": 35, "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": 33970, "total_submitted": 48913, "total_column_articles": 501, "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": 154868, "total_submitted": 186589, "total_column_articles": 1368, "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": 100382, "total_submitted": 158359, "total_column_articles": 896, "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": 85534, "total_submitted": 139749, "total_column_articles": 578, "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": 5592, "total_submitted": 9478, "total_column_articles": 89, "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": 60863, "total_submitted": 106168, "total_column_articles": 750, "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": 34548, "total_submitted": 71903, "total_column_articles": 366, "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": 61291, "total_submitted": 95045, "total_column_articles": 739, "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": 224767, "total_submitted": 337166, "total_column_articles": 1447, "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": 60063, "total_submitted": 97120, "total_column_articles": 605, "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": 91343, "total_submitted": 223393, "total_column_articles": 916, "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": 1911, "total_submitted": 4350, "total_column_articles": 38, "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": 89691, "total_submitted": 202349, "total_column_articles": 793, "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": 4700, "total_submitted": 8427, "total_column_articles": 83, "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": 35192, "total_submitted": 78508, "total_column_articles": 691, "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": 22081, "total_submitted": 59006, "total_column_articles": 300, "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": 32951, "total_submitted": 51435, "total_column_articles": 312, "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": 116974, "total_submitted": 167871, "total_column_articles": 928, "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": 33212, "total_submitted": 50396, "total_column_articles": 339, "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": 5786, "total_submitted": 10251, "total_column_articles": 99, "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": 2012, "total_submitted": 4313, "total_column_articles": 27, "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": 120143, "total_submitted": 310567, "total_column_articles": 968, "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": 23168, "total_submitted": 38223, "total_column_articles": 293, "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": 1571, "total_submitted": 4820, "total_column_articles": 46, "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": 27079, "total_submitted": 58498, "total_column_articles": 249, "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": 20911, "total_submitted": 40659, "total_column_articles": 195, "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": 103972, "total_submitted": 198393, "total_column_articles": 984, "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": 140278, "total_submitted": 171777, "total_column_articles": 548, "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": 62407, "total_submitted": 91149, "total_column_articles": 517, "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": 3117, "total_submitted": 8991, "total_column_articles": 62, "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": 2904, "total_submitted": 6637, "total_column_articles": 64, "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": 42106, "total_submitted": 69755, "total_column_articles": 629, "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": 118030, "total_submitted": 200053, "total_column_articles": 744, "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": 117786, "total_submitted": 152391, "total_column_articles": 405, "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": 19936, "total_submitted": 43166, "total_column_articles": 135, "frontend_question_id": "619", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 7984, "total_submitted": 12802, "total_column_articles": 74, "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": 331797, "total_submitted": 419649, "total_column_articles": 2047, "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": 5053, "total_submitted": 10357, "total_column_articles": 80, "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": 8894, "total_submitted": 21263, "total_column_articles": 134, "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": 13475, "total_submitted": 36802, "total_column_articles": 98, "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": 17340, "total_submitted": 21717, "total_column_articles": 113, "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": 11987, "total_submitted": 18289, "total_column_articles": 96, "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": 76838, "total_submitted": 143092, "total_column_articles": 572, "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": 16188, "total_submitted": 25547, "total_column_articles": 103, "frontend_question_id": "610", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 8899, "total_submitted": 17438, "total_column_articles": 144, "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": 34777, "total_submitted": 55067, "total_column_articles": 290, "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": 42792, "total_submitted": 62439, "total_column_articles": 274, "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": 66020, "total_submitted": 105043, "total_column_articles": 698, "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": 144918, "total_submitted": 442057, "total_column_articles": 1628, "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": 3403, "total_submitted": 8860, "total_column_articles": 81, "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": 21891, "total_submitted": 33870, "total_column_articles": 198, "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": 13709, "total_submitted": 22715, "total_column_articles": 131, "frontend_question_id": "602", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 42954, "total_submitted": 90217, "total_column_articles": 505, "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": 22104, "total_submitted": 45542, "total_column_articles": 276, "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": 79844, "total_submitted": 140191, "total_column_articles": 692, "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": 48419, "total_submitted": 84212, "total_column_articles": 571, "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": 16487, "total_submitted": 37643, "total_column_articles": 117, "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": 125268, "total_submitted": 260000, "total_column_articles": 415, "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": 202155, "total_submitted": 293580, "total_column_articles": 456, "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": 73107, "total_submitted": 129783, "total_column_articles": 637, "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": 33642, "total_submitted": 71505, "total_column_articles": 568, "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": 24718, "total_submitted": 41256, "total_column_articles": 470, "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": 17004, "total_submitted": 32486, "total_column_articles": 193, "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": 2729, "total_submitted": 6331, "total_column_articles": 50, "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": 16744, "total_submitted": 27308, "total_column_articles": 130, "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": 48096, "total_submitted": 67080, "total_column_articles": 239, "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": 13459, "total_submitted": 27132, "total_column_articles": 152, "frontend_question_id": "585", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 86744, "total_submitted": 126531, "total_column_articles": 269, "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": 97753, "total_submitted": 148707, "total_column_articles": 787, "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": 11510, "total_submitted": 25808, "total_column_articles": 178, "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": 152620, "total_submitted": 368587, "total_column_articles": 1214, "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": 18788, "total_submitted": 35522, "total_column_articles": 136, "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": 12327, "total_submitted": 28567, "total_column_articles": 176, "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": 16659, "total_submitted": 37658, "total_column_articles": 171, "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": 25014, "total_submitted": 36117, "total_column_articles": 132, "frontend_question_id": "577", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": true, "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": 32720, "total_submitted": 69423, "total_column_articles": 356, "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": 101988, "total_submitted": 144128, "total_column_articles": 973, "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": 20371, "total_submitted": 30686, "total_column_articles": 153, "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": 1518, "total_submitted": 2362, "total_column_articles": 46, "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": 145151, "total_submitted": 304726, "total_column_articles": 1154, "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": 11235, "total_submitted": 24025, "total_column_articles": 132, "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": 23327, "total_submitted": 35622, "total_column_articles": 177, "frontend_question_id": "570", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "paid_only": true, "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": 16750, "total_submitted": 29258, "total_column_articles": 231, "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": 1800, "total_submitted": 3431, "total_column_articles": 37, "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": 222132, "total_submitted": 502750, "total_column_articles": 2027, "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": 120927, "total_submitted": 183684, "total_column_articles": 1124, "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": 45145, "total_submitted": 72326, "total_column_articles": 433, "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": 23838, "total_submitted": 78357, "total_column_articles": 250, "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": 69353, "total_submitted": 105515, "total_column_articles": 713, "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": 5453, "total_submitted": 11094, "total_column_articles": 91, "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": 119024, "total_submitted": 151858, "total_column_articles": 988, "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": 268725, "total_submitted": 591761, "total_column_articles": 1626, "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": 267637, "total_submitted": 361070, "total_column_articles": 2237, "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": 41634, "total_submitted": 112852, "total_column_articles": 537, "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": 1554, "total_submitted": 4202, "total_column_articles": 30, "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": 56011, "total_submitted": 109365, "total_column_articles": 558, "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": 29761, "total_submitted": 45823, "total_column_articles": 363, "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": 26771, "total_submitted": 46509, "total_column_articles": 321, "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": 71257, "total_submitted": 125631, "total_column_articles": 910, "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": 1393, "total_submitted": 2700, "total_column_articles": 38, "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": 3527, "total_submitted": 6932, "total_column_articles": 70, "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": 2180, "total_submitted": 5773, "total_column_articles": 53, "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": 238348, "total_submitted": 382824, "total_column_articles": 1650, "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": 17082, "total_submitted": 27668, "total_column_articles": 131, "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": 5021, "total_submitted": 11422, "total_column_articles": 93, "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": 3105, "total_submitted": 4314, "total_column_articles": 66, "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": 263926, "total_submitted": 456948, "total_column_articles": 1915, "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": 116120, "total_submitted": 250456, "total_column_articles": 1004, "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": 145839, "total_submitted": 246897, "total_column_articles": 1237, "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": 105032, "total_submitted": 173090, "total_column_articles": 1005, "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": 57258, "total_submitted": 86533, "total_column_articles": 642, "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": 189372, "total_submitted": 252117, "total_column_articles": 1301, "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": 41896, "total_submitted": 55995, "total_column_articles": 647, "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": 5142, "total_submitted": 9407, "total_column_articles": 82, "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": 40992, "total_submitted": 46754, "total_column_articles": 264, "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": 2364, "total_submitted": 4444, "total_column_articles": 44, "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": 58885, "total_submitted": 130302, "total_column_articles": 676, "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": 5323, "total_submitted": 8266, "total_column_articles": 103, "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": 137409, "total_submitted": 216879, "total_column_articles": 964, "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": 47531, "total_submitted": 73983, "total_column_articles": 566, "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": 16780, "total_submitted": 26291, "total_column_articles": 252, "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": 2494, "total_submitted": 4194, "total_column_articles": 37, "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": 42865, "total_submitted": 58340, "total_column_articles": 477, "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": 60929, "total_submitted": 111651, "total_column_articles": 650, "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": 92693, "total_submitted": 185268, "total_column_articles": 912, "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": 87406, "total_submitted": 309063, "total_column_articles": 734, "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": 29654, "total_submitted": 60843, "total_column_articles": 337, "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": 59189, "total_submitted": 80281, "total_column_articles": 535, "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": 79434, "total_submitted": 139101, "total_column_articles": 1207, "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": 219, "total_submitted": 437, "total_column_articles": 9, "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 2", "question__title_slug": "coin-change-2", "question__hide": false, "total_acs": 196485, "total_submitted": 282620, "total_column_articles": 1059, "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": 22337, "total_submitted": 43842, "total_column_articles": 170, "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": 147847, "total_submitted": 220979, "total_column_articles": 948, "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": 100300, "total_submitted": 151087, "total_column_articles": 992, "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": 24784, "total_submitted": 48707, "total_column_articles": 308, "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": 142434, "total_submitted": 191517, "total_column_articles": 1338, "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": 307, "total_submitted": 751, "total_column_articles": 18, "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": 3181, "total_submitted": 8653, "total_column_articles": 46, "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": 515, "total_submitted": 935, "total_column_articles": 18, "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": 5102, "total_submitted": 8370, "total_column_articles": 67, "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": 40864, "total_submitted": 54205, "total_column_articles": 547, "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": 69437, "total_submitted": 141264, "total_column_articles": 509, "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": 69234, "total_submitted": 106323, "total_column_articles": 880, "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": 8426, "total_submitted": 16639, "total_column_articles": 103, "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": 79127, "total_submitted": 152364, "total_column_articles": 794, "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": 166145, "total_submitted": 251491, "total_column_articles": 1411, "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": 33259, "total_submitted": 74449, "total_column_articles": 405, "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": 121422, "total_submitted": 225022, "total_column_articles": 877, "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": 62880, "total_submitted": 84615, "total_column_articles": 916, "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": 3874, "total_submitted": 9364, "total_column_articles": 77, "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": 94074, "total_submitted": 169672, "total_column_articles": 1015, "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": 216484, "total_submitted": 302182, "total_column_articles": 2008, "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": 81762, "total_submitted": 136205, "total_column_articles": 1142, "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": 278909, "total_submitted": 568294, "total_column_articles": 1623, "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": 34793, "total_submitted": 97079, "total_column_articles": 349, "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": 52107, "total_submitted": 85549, "total_column_articles": 498, "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": "Increasing Subsequences", "question__title_slug": "increasing-subsequences", "question__hide": false, "total_acs": 100653, "total_submitted": 190976, "total_column_articles": 723, "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": 10215, "total_submitted": 20509, "total_column_articles": 122, "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": 2826, "total_submitted": 6101, "total_column_articles": 63, "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": 19328, "total_submitted": 38716, "total_column_articles": 181, "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": 11454, "total_submitted": 19679, "total_column_articles": 199, "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": 60365, "total_submitted": 101851, "total_column_articles": 485, "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": 173757, "total_submitted": 284095, "total_column_articles": 1390, "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": 2267, "total_submitted": 3736, "total_column_articles": 49, "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": 18230, "total_submitted": 30768, "total_column_articles": 140, "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": 50572, "total_submitted": 107799, "total_column_articles": 536, "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": 8611, "total_submitted": 15012, "total_column_articles": 150, "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": 36430, "total_submitted": 81727, "total_column_articles": 484, "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": 22077, "total_submitted": 35278, "total_column_articles": 167, "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": 43540, "total_submitted": 71873, "total_column_articles": 370, "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": 75004, "total_submitted": 106783, "total_column_articles": 1005, "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": 63829, "total_submitted": 156306, "total_column_articles": 670, "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": 127689, "total_submitted": 198981, "total_column_articles": 900, "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": 63397, "total_submitted": 136083, "total_column_articles": 472, "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": 25097, "total_submitted": 48990, "total_column_articles": 249, "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": 2228, "total_submitted": 3692, "total_column_articles": 37, "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": 2291, "total_submitted": 5374, "total_column_articles": 31, "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": 57573, "total_submitted": 204334, "total_column_articles": 680, "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": 34088, "total_submitted": 65892, "total_column_articles": 354, "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": 12913, "total_submitted": 34550, "total_column_articles": 196, "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": 2357, "total_submitted": 4310, "total_column_articles": 36, "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": 34319, "total_submitted": 82509, "total_column_articles": 266, "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": 110877, "total_submitted": 157710, "total_column_articles": 1249, "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": 48128, "total_submitted": 77305, "total_column_articles": 494, "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": 241990, "total_submitted": 295931, "total_column_articles": 1855, "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": 55748, "total_submitted": 125856, "total_column_articles": 583, "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": 141480, "total_submitted": 276768, "total_column_articles": 1046, "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": 25615, "total_submitted": 36994, "total_column_articles": 231, "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": 33374, "total_submitted": 76890, "total_column_articles": 354, "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": 70674, "total_submitted": 193918, "total_column_articles": 569, "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": 256023, "total_submitted": 448923, "total_column_articles": 1926, "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": 150235, "total_submitted": 236205, "total_column_articles": 901, "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": 69016, "total_submitted": 112089, "total_column_articles": 808, "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": 165191, "total_submitted": 325192, "total_column_articles": 1312, "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": 111356, "total_submitted": 154955, "total_column_articles": 1224, "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": 161919, "total_submitted": 309052, "total_column_articles": 1643, "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": 45223, "total_submitted": 74686, "total_column_articles": 415, "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": 232759, "total_submitted": 353742, "total_column_articles": 1657, "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": 53350, "total_submitted": 80116, "total_column_articles": 424, "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": 22166, "total_submitted": 40384, "total_column_articles": 193, "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": 110979, "total_submitted": 184733, "total_column_articles": 1208, "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": 5198, "total_submitted": 17422, "total_column_articles": 83, "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": 70939, "total_submitted": 148775, "total_column_articles": 822, "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": 98784, "total_submitted": 131799, "total_column_articles": 951, "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": 105228, "total_submitted": 231042, "total_column_articles": 998, "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": 44885, "total_submitted": 105103, "total_column_articles": 286, "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": 3720, "total_submitted": 6193, "total_column_articles": 91, "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": 230190, "total_submitted": 420192, "total_column_articles": 1813, "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": 193886, "total_submitted": 362779, "total_column_articles": 1349, "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": 39974, "total_submitted": 70231, "total_column_articles": 533, "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": 176577, "total_submitted": 345589, "total_column_articles": 1375, "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": 79749, "total_submitted": 203084, "total_column_articles": 1050, "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": 47228, "total_submitted": 85765, "total_column_articles": 690, "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": 27151, "total_submitted": 57698, "total_column_articles": 287, "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": 2174, "total_submitted": 3496, "total_column_articles": 45, "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": 76865, "total_submitted": 141371, "total_column_articles": 664, "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": 36873, "total_submitted": 60478, "total_column_articles": 433, "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": 3032, "total_submitted": 6959, "total_column_articles": 78, "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": 40522, "total_submitted": 65538, "total_column_articles": 379, "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": 17712, "total_submitted": 44999, "total_column_articles": 155, "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": 39887, "total_submitted": 50791, "total_column_articles": 515, "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": 3400, "total_submitted": 8825, "total_column_articles": 53, "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": 72565, "total_submitted": 130027, "total_column_articles": 765, "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": 330882, "total_submitted": 634665, "total_column_articles": 1720, "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": 231329, "total_submitted": 420467, "total_column_articles": 1528, "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": 121135, "total_submitted": 306113, "total_column_articles": 1496, "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": 106930, "total_submitted": 153749, "total_column_articles": 1340, "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": 152888, "total_submitted": 218214, "total_column_articles": 944, "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": 1341, "total_submitted": 2743, "total_column_articles": 33, "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": 57772, "total_submitted": 98077, "total_column_articles": 477, "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": 146198, "total_submitted": 262182, "total_column_articles": 1828, "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": 5578, "total_submitted": 16074, "total_column_articles": 107, "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": 30929, "total_submitted": 53500, "total_column_articles": 281, "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": 201552, "total_submitted": 266022, "total_column_articles": 1216, "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": 58101, "total_submitted": 104766, "total_column_articles": 571, "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": 184051, "total_submitted": 299135, "total_column_articles": 1738, "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": 55866, "total_submitted": 121882, "total_column_articles": 534, "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": 120302, "total_submitted": 375451, "total_column_articles": 865, "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": 65532, "total_submitted": 105356, "total_column_articles": 811, "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": 52715, "total_submitted": 115585, "total_column_articles": 581, "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": 65100, "total_submitted": 109669, "total_column_articles": 758, "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": 54306, "total_submitted": 76173, "total_column_articles": 447, "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": 59723, "total_submitted": 139792, "total_column_articles": 652, "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": 44765, "total_submitted": 83324, "total_column_articles": 565, "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": 74094, "total_submitted": 140663, "total_column_articles": 593, "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": 202854, "total_submitted": 358036, "total_column_articles": 1943, "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": 36308, "total_submitted": 82839, "total_column_articles": 462, "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": 241489, "total_submitted": 461520, "total_column_articles": 2313, "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": 24844, "total_submitted": 53856, "total_column_articles": 277, "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": 34144, "total_submitted": 56197, "total_column_articles": 435, "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": 140819, "total_submitted": 207903, "total_column_articles": 1422, "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": 31647, "total_submitted": 49539, "total_column_articles": 497, "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": 335324, "total_submitted": 605226, "total_column_articles": 1842, "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": 66248, "total_submitted": 88377, "total_column_articles": 633, "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": 29738, "total_submitted": 54089, "total_column_articles": 288, "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": 110480, "total_submitted": 180158, "total_column_articles": 532, "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": 238432, "total_submitted": 389614, "total_column_articles": 2186, "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": 54344, "total_submitted": 74778, "total_column_articles": 414, "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": 24590, "total_submitted": 57448, "total_column_articles": 220, "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": 91371, "total_submitted": 172928, "total_column_articles": 1338, "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": 5076, "total_submitted": 8281, "total_column_articles": 100, "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": 110741, "total_submitted": 174530, "total_column_articles": 775, "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": 114189, "total_submitted": 215846, "total_column_articles": 816, "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": 142496, "total_submitted": 301652, "total_column_articles": 1313, "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": 40655, "total_submitted": 66188, "total_column_articles": 314, "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": 135639, "total_submitted": 261006, "total_column_articles": 884, "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": 52945, "total_submitted": 128859, "total_column_articles": 508, "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": 41921, "total_submitted": 73149, "total_column_articles": 434, "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": 99160, "total_submitted": 161288, "total_column_articles": 643, "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": 9788, "total_submitted": 12854, "total_column_articles": 234, "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": 7088, "total_submitted": 11283, "total_column_articles": 201, "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": 51602, "total_submitted": 112170, "total_column_articles": 550, "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": 186488, "total_submitted": 415910, "total_column_articles": 1397, "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": 7822, "total_submitted": 9888, "total_column_articles": 194, "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": 43282, "total_submitted": 111320, "total_column_articles": 572, "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": 2910, "total_submitted": 4137, "total_column_articles": 69, "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": 38796, "total_submitted": 80232, "total_column_articles": 250, "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": 5880, "total_submitted": 8545, "total_column_articles": 105, "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": 5169, "total_submitted": 8789, "total_column_articles": 97, "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": 4412, "total_submitted": 7171, "total_column_articles": 85, "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": 7499, "total_submitted": 10054, "total_column_articles": 89, "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": 6103, "total_submitted": 16969, "total_column_articles": 81, "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": 63663, "total_submitted": 105847, "total_column_articles": 896, "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": 2334, "total_submitted": 6391, "total_column_articles": 57, "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": 37618, "total_submitted": 92125, "total_column_articles": 616, "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": 92621, "total_submitted": 231640, "total_column_articles": 740, "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": 3713, "total_submitted": 8453, "total_column_articles": 76, "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": 23786, "total_submitted": 35242, "total_column_articles": 392, "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": 6810, "total_submitted": 11243, "total_column_articles": 125, "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": 404791, "total_submitted": 715827, "total_column_articles": 2371, "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": 351465, "total_submitted": 473043, "total_column_articles": 2366, "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": 8325, "total_submitted": 13882, "total_column_articles": 121, "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": 351246, "total_submitted": 554552, "total_column_articles": 2454, "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": 17761, "total_submitted": 24696, "total_column_articles": 189, "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": 139636, "total_submitted": 256886, "total_column_articles": 1290, "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": 620340, "total_submitted": 783863, "total_column_articles": 3163, "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": 204061, "total_submitted": 328679, "total_column_articles": 1641, "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": 114942, "total_submitted": 218960, "total_column_articles": 976, "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": 67388, "total_submitted": 92510, "total_column_articles": 618, "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": 21616, "total_submitted": 42619, "total_column_articles": 273, "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": 5598, "total_submitted": 6735, "total_column_articles": 77, "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": 248339, "total_submitted": 315594, "total_column_articles": 1940, "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": 224270, "total_submitted": 368015, "total_column_articles": 1477, "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": 25687, "total_submitted": 66304, "total_column_articles": 223, "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": 17617, "total_submitted": 41376, "total_column_articles": 157, "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": 105590, "total_submitted": 243621, "total_column_articles": 717, "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": 7538, "total_submitted": 15668, "total_column_articles": 132, "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": 67764, "total_submitted": 144120, "total_column_articles": 501, "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": 55335, "total_submitted": 115188, "total_column_articles": 613, "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": 21431, "total_submitted": 40468, "total_column_articles": 171, "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": 85583, "total_submitted": 167077, "total_column_articles": 761, "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": 181844, "total_submitted": 278231, "total_column_articles": 1437, "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": 34561, "total_submitted": 83700, "total_column_articles": 300, "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": 183186, "total_submitted": 360067, "total_column_articles": 805, "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": 14547, "total_submitted": 27685, "total_column_articles": 167, "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": 56664, "total_submitted": 138845, "total_column_articles": 369, "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": 19590, "total_submitted": 30038, "total_column_articles": 281, "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": 525178, "total_submitted": 1141658, "total_column_articles": 3090, "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": 32840, "total_submitted": 78437, "total_column_articles": 278, "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": 4194, "total_submitted": 6029, "total_column_articles": 74, "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": 56454, "total_submitted": 98182, "total_column_articles": 512, "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": 61349, "total_submitted": 83498, "total_column_articles": 579, "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": 6557, "total_submitted": 13741, "total_column_articles": 88, "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": 101177, "total_submitted": 210941, "total_column_articles": 797, "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": 71484, "total_submitted": 166374, "total_column_articles": 701, "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": 8395, "total_submitted": 15166, "total_column_articles": 143, "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": 52400, "total_submitted": 89589, "total_column_articles": 458, "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": 88443, "total_submitted": 126771, "total_column_articles": 565, "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": 5772, "total_submitted": 7568, "total_column_articles": 73, "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": 53400, "total_submitted": 124040, "total_column_articles": 436, "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": 210009, "total_submitted": 329697, "total_column_articles": 1618, "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": 3549, "total_submitted": 5541, "total_column_articles": 73, "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": 59488, "total_submitted": 115254, "total_column_articles": 542, "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": 44806, "total_submitted": 117729, "total_column_articles": 647, "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": 7847, "total_submitted": 18651, "total_column_articles": 113, "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": 105923, "total_submitted": 176067, "total_column_articles": 1137, "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": 187449, "total_submitted": 247506, "total_column_articles": 1759, "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": 3310, "total_submitted": 4920, "total_column_articles": 60, "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": 82449, "total_submitted": 149410, "total_column_articles": 524, "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": 616937, "total_submitted": 1139837, "total_column_articles": 3703, "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": 75079, "total_submitted": 131468, "total_column_articles": 840, "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": 8182, "total_submitted": 13682, "total_column_articles": 126, "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": 184053, "total_submitted": 315328, "total_column_articles": 1181, "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": 3745, "total_submitted": 6079, "total_column_articles": 64, "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": 94391, "total_submitted": 177889, "total_column_articles": 695, "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": 5613, "total_submitted": 9452, "total_column_articles": 79, "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": 7103, "total_submitted": 9809, "total_column_articles": 111, "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": 143048, "total_submitted": 202704, "total_column_articles": 970, "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": 4147, "total_submitted": 7940, "total_column_articles": 89, "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": 114215, "total_submitted": 253942, "total_column_articles": 1497, "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": 68384, "total_submitted": 90353, "total_column_articles": 1024, "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": 5586, "total_submitted": 11554, "total_column_articles": 82, "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": 274246, "total_submitted": 424076, "total_column_articles": 1761, "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": 17331, "total_submitted": 31981, "total_column_articles": 225, "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": 13627, "total_submitted": 21219, "total_column_articles": 166, "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": 29619, "total_submitted": 38650, "total_column_articles": 244, "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": 874479, "total_submitted": 1365624, "total_column_articles": 5378, "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": 24081, "total_submitted": 51044, "total_column_articles": 202, "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": 4704, "total_submitted": 6161, "total_column_articles": 113, "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": 8771, "total_submitted": 12691, "total_column_articles": 100, "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": 337600, "total_submitted": 514341, "total_column_articles": 1791, "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": 391309, "total_submitted": 857449, "total_column_articles": 2148, "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": 12737, "total_submitted": 21858, "total_column_articles": 128, "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": 9690, "total_submitted": 18501, "total_column_articles": 175, "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": 62829, "total_submitted": 138311, "total_column_articles": 519, "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": 68117, "total_submitted": 153514, "total_column_articles": 705, "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": 35023, "total_submitted": 96097, "total_column_articles": 417, "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": 5493, "total_submitted": 8319, "total_column_articles": 109, "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": 4278, "total_submitted": 7521, "total_column_articles": 65, "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": 15673, "total_submitted": 27060, "total_column_articles": 184, "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": 10740, "total_submitted": 29675, "total_column_articles": 165, "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": 263689, "total_submitted": 399143, "total_column_articles": 1969, "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": 5446, "total_submitted": 11688, "total_column_articles": 114, "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": 10208, "total_submitted": 14641, "total_column_articles": 147, "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": 11521, "total_submitted": 18503, "total_column_articles": 247, "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": 139381, "total_submitted": 237066, "total_column_articles": 856, "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": 136782, "total_submitted": 268308, "total_column_articles": 1036, "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": 55041, "total_submitted": 130358, "total_column_articles": 534, "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": 15036, "total_submitted": 29556, "total_column_articles": 210, "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": 99831, "total_submitted": 136357, "total_column_articles": 864, "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": 11115, "total_submitted": 20003, "total_column_articles": 128, "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": 146569, "total_submitted": 206135, "total_column_articles": 1261, "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": 250503, "total_submitted": 356206, "total_column_articles": 1666, "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": 18498, "total_submitted": 27020, "total_column_articles": 277, "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": 8267, "total_submitted": 16757, "total_column_articles": 97, "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": 9090, "total_submitted": 15911, "total_column_articles": 126, "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": 56646, "total_submitted": 109013, "total_column_articles": 532, "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": 20422, "total_submitted": 35432, "total_column_articles": 217, "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": 6223, "total_submitted": 11219, "total_column_articles": 102, "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": 6953, "total_submitted": 11005, "total_column_articles": 134, "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": 9213, "total_submitted": 14163, "total_column_articles": 159, "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": 3869, "total_submitted": 7977, "total_column_articles": 75, "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": 7631, "total_submitted": 14153, "total_column_articles": 125, "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": 9168, "total_submitted": 19351, "total_column_articles": 158, "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": 6711, "total_submitted": 11684, "total_column_articles": 85, "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": 8560, "total_submitted": 14551, "total_column_articles": 101, "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": 13741, "total_submitted": 20634, "total_column_articles": 162, "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": 493641, "total_submitted": 752091, "total_column_articles": 2778, "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": 68452, "total_submitted": 90412, "total_column_articles": 643, "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": 315796, "total_submitted": 606145, "total_column_articles": 1530, "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": 357880, "total_submitted": 715186, "total_column_articles": 2550, "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": 223417, "total_submitted": 301321, "total_column_articles": 1387, "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": 314745, "total_submitted": 365929, "total_column_articles": 1627, "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": 451269, "total_submitted": 650522, "total_column_articles": 2311, "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": 283595, "total_submitted": 419101, "total_column_articles": 1579, "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": 504848, "total_submitted": 961747, "total_column_articles": 3026, "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": 46845, "total_submitted": 96491, "total_column_articles": 562, "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": 283933, "total_submitted": 411998, "total_column_articles": 1992, "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": 252903, "total_submitted": 502187, "total_column_articles": 1809, "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": 235792, "total_submitted": 311410, "total_column_articles": 1600, "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": 86954, "total_submitted": 161599, "total_column_articles": 806, "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": 79953, "total_submitted": 143184, "total_column_articles": 910, "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": 130186, "total_submitted": 294300, "total_column_articles": 989, "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": 543039, "total_submitted": 684256, "total_column_articles": 3538, "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": 227731, "total_submitted": 337864, "total_column_articles": 5253, "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": 103151, "total_submitted": 244059, "total_column_articles": 900, "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": 52360, "total_submitted": 98399, "total_column_articles": 608, "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": 222695, "total_submitted": 277240, "total_column_articles": 1464, "frontend_question_id": "222", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "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": 230855, "total_submitted": 468704, "total_column_articles": 1465, "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": 86561, "total_submitted": 296188, "total_column_articles": 576, "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": 202523, "total_submitted": 456357, "total_column_articles": 1622, "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": 43633, "total_submitted": 79091, "total_column_articles": 388, "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": 658989, "total_submitted": 1182237, "total_column_articles": 3078, "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": 199428, "total_submitted": 275902, "total_column_articles": 1619, "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": 742173, "total_submitted": 1151185, "total_column_articles": 3539, "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": 40778, "total_submitted": 104771, "total_column_articles": 411, "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": 284143, "total_submitted": 646858, "total_column_articles": 2379, "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": 82651, "total_submitted": 183768, "total_column_articles": 703, "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": 64987, "total_submitted": 129783, "total_column_articles": 680, "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": 152117, "total_submitted": 270460, "total_column_articles": 1136, "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": 418621, "total_submitted": 871972, "total_column_articles": 2636, "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": 228147, "total_submitted": 316837, "total_column_articles": 1450, "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": 250808, "total_submitted": 465205, "total_column_articles": 1744, "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": 1224734, "total_submitted": 1670730, "total_column_articles": 10184, "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": 170886, "total_submitted": 343312, "total_column_articles": 1301, "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": 223948, "total_submitted": 597250, "total_column_articles": 986, "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": 431834, "total_submitted": 796478, "total_column_articles": 2666, "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": 301697, "total_submitted": 477663, "total_column_articles": 2255, "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": 67139, "total_submitted": 125057, "total_column_articles": 469, "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": 556868, "total_submitted": 949810, "total_column_articles": 3430, "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": 240601, "total_submitted": 366207, "total_column_articles": 2357, "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": 634800, "total_submitted": 1178650, "total_column_articles": 4097, "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": 144903, "total_submitted": 268868, "total_column_articles": 814, "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": 168829, "total_submitted": 247810, "total_column_articles": 642, "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": 46322, "total_submitted": 105221, "total_column_articles": 182, "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": 13551, "total_submitted": 39327, "total_column_articles": 93, "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": 34262, "total_submitted": 102703, "total_column_articles": 170, "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": 27864, "total_submitted": 77709, "total_column_articles": 211, "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": 285667, "total_submitted": 375298, "total_column_articles": 1785, "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": 187191, "total_submitted": 262309, "total_column_articles": 1161, "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": 562662, "total_submitted": 1268902, "total_column_articles": 2833, "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": 151965, "total_submitted": 357602, "total_column_articles": 1132, "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": 115494, "total_submitted": 218009, "total_column_articles": 850, "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": 11362, "total_submitted": 15002, "total_column_articles": 164, "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": 101849, "total_submitted": 195197, "total_column_articles": 869, "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": 145874, "total_submitted": 290148, "total_column_articles": 979, "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": 259803, "total_submitted": 390389, "total_column_articles": 905, "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": 253775, "total_submitted": 319946, "total_column_articles": 867, "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": 233726, "total_submitted": 338130, "total_column_articles": 948, "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": 125739, "total_submitted": 260649, "total_column_articles": 747, "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": 175573, "total_submitted": 426752, "total_column_articles": 1313, "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": 169251, "total_submitted": 278119, "total_column_articles": 883, "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": 178052, "total_submitted": 380721, "total_column_articles": 706, "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": 351798, "total_submitted": 974515, "total_column_articles": 1438, "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": 423693, "total_submitted": 572879, "total_column_articles": 1904, "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": 54728, "total_submitted": 112314, "total_column_articles": 1172, "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": 103009, "total_submitted": 126661, "total_column_articles": 830, "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": 155900, "total_submitted": 315719, "total_column_articles": 1043, "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": 144325, "total_submitted": 201844, "total_column_articles": 1196, "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": 14390, "total_submitted": 33744, "total_column_articles": 143, "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": 592744, "total_submitted": 885857, "total_column_articles": 3193, "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": 118936, "total_submitted": 271928, "total_column_articles": 1019, "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": 486927, "total_submitted": 825980, "total_column_articles": 3137, "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": 56735, "total_submitted": 169719, "total_column_articles": 495, "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": 130418, "total_submitted": 251120, "total_column_articles": 1194, "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": 75482, "total_submitted": 124763, "total_column_articles": 611, "frontend_question_id": "164", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "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": 15979, "total_submitted": 45348, "total_column_articles": 221, "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": 260221, "total_submitted": 525865, "total_column_articles": 1690, "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": 11623, "total_submitted": 34245, "total_column_articles": 150, "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": 554985, "total_submitted": 878160, "total_column_articles": 3179, "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": 26577, "total_submitted": 47651, "total_column_articles": 293, "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": 4390, "total_submitted": 7296, "total_column_articles": 92, "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": 8749, "total_submitted": 16179, "total_column_articles": 120, "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": 11517, "total_submitted": 15924, "total_column_articles": 207, "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": 425645, "total_submitted": 725769, "total_column_articles": 2292, "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": 155011, "total_submitted": 293461, "total_column_articles": 1178, "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": 324770, "total_submitted": 570251, "total_column_articles": 2171, "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": 309338, "total_submitted": 719365, "total_column_articles": 1883, "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": 304843, "total_submitted": 599268, "total_column_articles": 2344, "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": 220251, "total_submitted": 411423, "total_column_articles": 1625, "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": 70035, "total_submitted": 183065, "total_column_articles": 706, "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": 347112, "total_submitted": 524327, "total_column_articles": 1940, "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": 133289, "total_submitted": 192669, "total_column_articles": 1021, "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": 410769, "total_submitted": 770881, "total_column_articles": 2977, "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": 514705, "total_submitted": 676066, "total_column_articles": 2334, "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": 707466, "total_submitted": 992657, "total_column_articles": 2988, "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": 211969, "total_submitted": 329344, "total_column_articles": 1601, "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": 542170, "total_submitted": 960801, "total_column_articles": 3070, "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": 846380, "total_submitted": 1643227, "total_column_articles": 4295, "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": 77029, "total_submitted": 140220, "total_column_articles": 858, "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": 361405, "total_submitted": 673019, "total_column_articles": 2076, "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": 170960, "total_submitted": 255015, "total_column_articles": 1216, "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": 135377, "total_submitted": 187775, "total_column_articles": 996, "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": 780455, "total_submitted": 1080401, "total_column_articles": 3490, "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": 173756, "total_submitted": 350807, "total_column_articles": 1288, "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": 206726, "total_submitted": 390341, "total_column_articles": 1461, "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": 102313, "total_submitted": 149119, "total_column_articles": 718, "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": 66705, "total_submitted": 134161, "total_column_articles": 555, "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": 234981, "total_submitted": 320742, "total_column_articles": 1428, "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": 199049, "total_submitted": 432962, "total_column_articles": 1869, "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": 185164, "total_submitted": 265394, "total_column_articles": 1608, "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": 320642, "total_submitted": 581623, "total_column_articles": 1948, "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": 166426, "total_submitted": 346706, "total_column_articles": 905, "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": 49891, "total_submitted": 126401, "total_column_articles": 447, "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": 405910, "total_submitted": 867770, "total_column_articles": 2554, "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": 273986, "total_submitted": 605315, "total_column_articles": 1713, "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": 213339, "total_submitted": 371163, "total_column_articles": 1262, "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": 734510, "total_submitted": 1032327, "total_column_articles": 3976, "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": 922812, "total_submitted": 1587124, "total_column_articles": 5271, "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": 259014, "total_submitted": 376983, "total_column_articles": 2168, "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": 228627, "total_submitted": 332640, "total_column_articles": 1799, "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": 346056, "total_submitted": 459294, "total_column_articles": 2735, "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": 156161, "total_submitted": 241539, "total_column_articles": 1196, "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": 293796, "total_submitted": 407997, "total_column_articles": 2259, "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": 108327, "total_submitted": 207015, "total_column_articles": 1049, "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": 303381, "total_submitted": 415855, "total_column_articles": 2438, "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": 295797, "total_submitted": 467690, "total_column_articles": 1951, "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": 453302, "total_submitted": 848262, "total_column_articles": 2667, "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": 457781, "total_submitted": 896547, "total_column_articles": 3247, "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": 418840, "total_submitted": 730645, "total_column_articles": 2217, "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": 130849, "total_submitted": 171297, "total_column_articles": 1026, "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": 299927, "total_submitted": 388714, "total_column_articles": 1779, "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": 235866, "total_submitted": 328328, "total_column_articles": 1773, "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": 230417, "total_submitted": 317594, "total_column_articles": 1439, "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": 419033, "total_submitted": 587018, "total_column_articles": 2271, "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": 846816, "total_submitted": 1098282, "total_column_articles": 4253, "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": 267309, "total_submitted": 465983, "total_column_articles": 2240, "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": 675078, "total_submitted": 1036877, "total_column_articles": 3879, "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": 691194, "total_submitted": 1186098, "total_column_articles": 3623, "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": 387851, "total_submitted": 648010, "total_column_articles": 2745, "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": 116910, "total_submitted": 193466, "total_column_articles": 946, "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": 600209, "total_submitted": 1641236, "total_column_articles": 3400, "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": 98460, "total_submitted": 218693, "total_column_articles": 775, "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": 297836, "total_submitted": 421198, "total_column_articles": 2129, "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": 147482, "total_submitted": 202709, "total_column_articles": 927, "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": 959538, "total_submitted": 1260245, "total_column_articles": 3641, "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": 272791, "total_submitted": 476934, "total_column_articles": 2111, "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": 341574, "total_submitted": 614474, "total_column_articles": 3218, "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": 239602, "total_submitted": 734082, "total_column_articles": 2083, "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": 243211, "total_submitted": 382012, "total_column_articles": 1935, "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": 103746, "total_submitted": 138593, "total_column_articles": 839, "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": 756072, "total_submitted": 1443213, "total_column_articles": 5030, "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": 51661, "total_submitted": 108488, "total_column_articles": 398, "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": 177175, "total_submitted": 278074, "total_column_articles": 1676, "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": 150202, "total_submitted": 278790, "total_column_articles": 1045, "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": 291311, "total_submitted": 651890, "total_column_articles": 1718, "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": 489476, "total_submitted": 917041, "total_column_articles": 3038, "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": 293659, "total_submitted": 548002, "total_column_articles": 2461, "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": 175671, "total_submitted": 426488, "total_column_articles": 1347, "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": 201865, "total_submitted": 326284, "total_column_articles": 1725, "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": 367827, "total_submitted": 791898, "total_column_articles": 2230, "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": 523822, "total_submitted": 648287, "total_column_articles": 3657, "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": 427004, "total_submitted": 552952, "total_column_articles": 2408, "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": 347927, "total_submitted": 776095, "total_column_articles": 2785, "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": 450242, "total_submitted": 749029, "total_column_articles": 3083, "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": 269410, "total_submitted": 559387, "total_column_articles": 2629, "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": 212342, "total_submitted": 340628, "total_column_articles": 1575, "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": 305487, "total_submitted": 487126, "total_column_articles": 2587, "frontend_question_id": "72", "is_new_question": false }, "status": null, "difficulty": { "level": 3 }, "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": 162158, "total_submitted": 366787, "total_column_articles": 1513, "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": 960841, "total_submitted": 1780098, "total_column_articles": 5390, "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": 623644, "total_submitted": 1607702, "total_column_articles": 3068, "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": 48163, "total_submitted": 92588, "total_column_articles": 733, "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": 276860, "total_submitted": 516585, "total_column_articles": 2489, "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": 546659, "total_submitted": 1198492, "total_column_articles": 4885, "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": 59036, "total_submitted": 214535, "total_column_articles": 839, "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": 417241, "total_submitted": 601833, "total_column_articles": 2979, "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": 303810, "total_submitted": 745585, "total_column_articles": 2547, "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": 514896, "total_submitted": 762573, "total_column_articles": 3601, "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": 278183, "total_submitted": 668209, "total_column_articles": 2722, "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": 116185, "total_submitted": 217982, "total_column_articles": 1296, "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": 242580, "total_submitted": 322170, "total_column_articles": 2784, "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": 361776, "total_submitted": 876961, "total_column_articles": 3811, "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": 125513, "total_submitted": 300214, "total_column_articles": 1270, "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": 530391, "total_submitted": 1079760, "total_column_articles": 3637, "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": 588276, "total_submitted": 1347623, "total_column_articles": 4138, "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": 309526, "total_submitted": 629823, "total_column_articles": 3291, "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": 1192013, "total_submitted": 2173890, "total_column_articles": 5904, "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": 103283, "total_submitted": 125488, "total_column_articles": 813, "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": 252543, "total_submitted": 340722, "total_column_articles": 2570, "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": 325938, "total_submitted": 857770, "total_column_articles": 1875, "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": 384231, "total_submitted": 567505, "total_column_articles": 2145, "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": 379687, "total_submitted": 510042, "total_column_articles": 3753, "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": 378838, "total_submitted": 581008, "total_column_articles": 2460, "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": 724986, "total_submitted": 920438, "total_column_articles": 4943, "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": 400519, "total_submitted": 887745, "total_column_articles": 2803, "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": 120532, "total_submitted": 358572, "total_column_articles": 787, "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": 259320, "total_submitted": 579508, "total_column_articles": 1729, "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": 576111, "total_submitted": 928768, "total_column_articles": 3677, "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": 255270, "total_submitted": 596815, "total_column_articles": 1965, "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": 350857, "total_submitted": 580692, "total_column_articles": 2273, "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": 605865, "total_submitted": 834335, "total_column_articles": 3309, "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": 308217, "total_submitted": 512809, "total_column_articles": 3038, "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": 169813, "total_submitted": 251162, "total_column_articles": 1319, "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": 320577, "total_submitted": 506149, "total_column_articles": 2262, "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": 941886, "total_submitted": 2090223, "total_column_articles": 6377, "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": 646562, "total_submitted": 1529123, "total_column_articles": 6140, "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": 626842, "total_submitted": 1431009, "total_column_articles": 3998, "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": 316144, "total_submitted": 856075, "total_column_articles": 1982, "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": 365003, "total_submitted": 961536, "total_column_articles": 2789, "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": 140575, "total_submitted": 356430, "total_column_articles": 1141, "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": 184314, "total_submitted": 829843, "total_column_articles": 1429, "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": 736289, "total_submitted": 1774158, "total_column_articles": 5021, "frontend_question_id": "28", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "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": 834374, "total_submitted": 1404280, "total_column_articles": 6406, "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": 1264595, "total_submitted": 2323477, "total_column_articles": 7031, "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": 398102, "total_submitted": 588159, "total_column_articles": 3388, "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": 518013, "total_submitted": 727951, "total_column_articles": 3806, "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": 546326, "total_submitted": 953605, "total_column_articles": 3628, "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": 591738, "total_submitted": 763101, "total_column_articles": 4086, "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": 1168966, "total_submitted": 1752309, "total_column_articles": 6089, "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": 1247855, "total_submitted": 2797313, "total_column_articles": 8309, "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": 927824, "total_submitted": 2079056, "total_column_articles": 6656, "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": 371570, "total_submitted": 974927, "total_column_articles": 2402, "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": 572361, "total_submitted": 990188, "total_column_articles": 4766, "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": 406273, "total_submitted": 892677, "total_column_articles": 2123, "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": 1138324, "total_submitted": 3139456, "total_column_articles": 4992, "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": 940126, "total_submitted": 2188586, "total_column_articles": 5782, "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": 709079, "total_submitted": 1136806, "total_column_articles": 5712, "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": 331464, "total_submitted": 501025, "total_column_articles": 2580, "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": 835640, "total_submitted": 1369876, "total_column_articles": 4677, "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": 316778, "total_submitted": 1000483, "total_column_articles": 1853, "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": 1162794, "total_submitted": 2045957, "total_column_articles": 7185, "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": 503930, "total_submitted": 2343270, "total_column_articles": 3775, "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": 1090129, "total_submitted": 3081628, "total_column_articles": 6631, "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": 487181, "total_submitted": 936702, "total_column_articles": 3990, "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": 1200407, "total_submitted": 3232187, "total_column_articles": 6443, "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": 810759, "total_submitted": 1950195, "total_column_articles": 5884, "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": 1991352, "total_submitted": 5104618, "total_column_articles": 11721, "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": 1505319, "total_submitted": 3574450, "total_column_articles": 10553, "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": 3827515, "total_submitted": 7249426, "total_column_articles": 19237, "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" }