{ "user_name": "", "num_solved": 0, "num_total": 2710, "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": 248, "total_submitted": 895, "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": 391, "total_submitted": 2269, "total_column_articles": 15, "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": 112, "total_submitted": 428, "total_column_articles": 5, "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": 1377, "total_submitted": 5647, "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": 1724, "total_submitted": 4604, "total_column_articles": 46, "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": 3096, "total_submitted": 4222, "total_column_articles": 42, "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": 292, "total_submitted": 887, "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": 735, "total_submitted": 1823, "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": 2804, "total_submitted": 11390, "total_column_articles": 75, "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": 3934, "total_submitted": 8563, "total_column_articles": 71, "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": 5555, "total_submitted": 8286, "total_column_articles": 55, "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": 1810, "total_submitted": 7290, "total_column_articles": 40, "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": 612, "total_submitted": 2712, "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": 1371, "total_submitted": 3098, "total_column_articles": 33, "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": 1693, "total_submitted": 6809, "total_column_articles": 36, "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": 1911, "total_submitted": 4071, "total_column_articles": 40, "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": 5939, "total_submitted": 11241, "total_column_articles": 58, "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": 5625, "total_submitted": 19709, "total_column_articles": 111, "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": 674, "total_submitted": 1408, "total_column_articles": 23, "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": 9285, "total_submitted": 11635, "total_column_articles": 132, "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": 1244, "total_submitted": 3033, "total_column_articles": 23, "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": 629, "total_submitted": 2078, "total_column_articles": 18, "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": 13367, "total_submitted": 19850, "total_column_articles": 157, "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": 11657, "total_submitted": 14994, "total_column_articles": 143, "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": 15736, "total_submitted": 18850, "total_column_articles": 137, "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": 17568, "total_submitted": 20478, "total_column_articles": 215, "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": 16580, "total_submitted": 25980, "total_column_articles": 185, "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": 22128, "total_submitted": 35578, "total_column_articles": 241, "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": 25569, "total_submitted": 37502, "total_column_articles": 196, "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": 15543, "total_submitted": 21880, "total_column_articles": 207, "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": 15012, "total_submitted": 26060, "total_column_articles": 153, "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": 13047, "total_submitted": 24879, "total_column_articles": 139, "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": 19941, "total_submitted": 47599, "total_column_articles": 166, "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": 9412, "total_submitted": 18880, "total_column_articles": 81, "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": 17310, "total_submitted": 27283, "total_column_articles": 168, "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": 51928, "total_submitted": 73235, "total_column_articles": 512, "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": 17660, "total_submitted": 35176, "total_column_articles": 182, "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": 7984, "total_submitted": 12109, "total_column_articles": 100, "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": 9216, "total_submitted": 14161, "total_column_articles": 158, "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": 9098, "total_submitted": 14184, "total_column_articles": 120, "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": 9443, "total_submitted": 15376, "total_column_articles": 128, "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": 11494, "total_submitted": 16260, "total_column_articles": 183, "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": 12050, "total_submitted": 22121, "total_column_articles": 126, "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": 13081, "total_submitted": 17091, "total_column_articles": 137, "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": 15301, "total_submitted": 21981, "total_column_articles": 185, "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": 13984, "total_submitted": 22012, "total_column_articles": 142, "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": 10737, "total_submitted": 17395, "total_column_articles": 117, "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": 11520, "total_submitted": 32881, "total_column_articles": 94, "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": 14942, "total_submitted": 30100, "total_column_articles": 145, "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": 18176, "total_submitted": 24696, "total_column_articles": 203, "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": 6522, "total_submitted": 9329, "total_column_articles": 91, "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": 5405, "total_submitted": 8660, "total_column_articles": 62, "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": 13091, "total_submitted": 15160, "total_column_articles": 141, "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": 15235, "total_submitted": 17759, "total_column_articles": 191, "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": 5564, "total_submitted": 17531, "total_column_articles": 82, "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": 19522, "total_submitted": 30614, "total_column_articles": 193, "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": 17204, "total_submitted": 31885, "total_column_articles": 190, "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": 18798, "total_submitted": 25196, "total_column_articles": 185, "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": 7862, "total_submitted": 13885, "total_column_articles": 92, "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": 11828, "total_submitted": 24874, "total_column_articles": 121, "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": 7757, "total_submitted": 13391, "total_column_articles": 85, "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": 15989, "total_submitted": 26380, "total_column_articles": 145, "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": 17856, "total_submitted": 23971, "total_column_articles": 208, "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": 5164, "total_submitted": 7961, "total_column_articles": 78, "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": 13089, "total_submitted": 19492, "total_column_articles": 118, "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": 10047, "total_submitted": 12455, "total_column_articles": 137, "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": 7708, "total_submitted": 13364, "total_column_articles": 84, "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": 17891, "total_submitted": 26073, "total_column_articles": 238, "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": 5988, "total_submitted": 9863, "total_column_articles": 59, "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": 16638, "total_submitted": 23200, "total_column_articles": 217, "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": 18550, "total_submitted": 23228, "total_column_articles": 240, "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": 18414, "total_submitted": 29029, "total_column_articles": 209, "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": 8396, "total_submitted": 16053, "total_column_articles": 75, "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": 13587, "total_submitted": 21940, "total_column_articles": 193, "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": 8778, "total_submitted": 15983, "total_column_articles": 93, "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": 16460, "total_submitted": 19895, "total_column_articles": 153, "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": 41571, "total_submitted": 52345, "total_column_articles": 382, "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": 16495, "total_submitted": 23483, "total_column_articles": 176, "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": 8336, "total_submitted": 14271, "total_column_articles": 72, "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": 15769, "total_submitted": 31180, "total_column_articles": 117, "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": 11449, "total_submitted": 19984, "total_column_articles": 89, "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": 14277, "total_submitted": 28442, "total_column_articles": 106, "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": 12097, "total_submitted": 15962, "total_column_articles": 138, "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": 13787, "total_submitted": 18771, "total_column_articles": 141, "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": 10299, "total_submitted": 17620, "total_column_articles": 135, "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": 15598, "total_submitted": 30588, "total_column_articles": 133, "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": 22091, "total_submitted": 28612, "total_column_articles": 221, "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": 18134, "total_submitted": 41334, "total_column_articles": 237, "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": 7763, "total_submitted": 14030, "total_column_articles": 81, "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": 17041, "total_submitted": 30222, "total_column_articles": 196, "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": 17316, "total_submitted": 26038, "total_column_articles": 147, "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": 9113, "total_submitted": 18958, "total_column_articles": 85, "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": 15144, "total_submitted": 27231, "total_column_articles": 204, "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": 17715, "total_submitted": 23580, "total_column_articles": 169, "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": 25033, "total_submitted": 37808, "total_column_articles": 172, "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": 20820, "total_submitted": 34713, "total_column_articles": 180, "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": 7986, "total_submitted": 13655, "total_column_articles": 70, "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": 11211, "total_submitted": 18998, "total_column_articles": 86, "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": 15724, "total_submitted": 28681, "total_column_articles": 155, "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": 12087, "total_submitted": 17826, "total_column_articles": 166, "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": 34829, "total_submitted": 44844, "total_column_articles": 458, "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": 14501, "total_submitted": 26729, "total_column_articles": 108, "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": 10389, "total_submitted": 21168, "total_column_articles": 106, "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": 34434, "total_submitted": 100953, "total_column_articles": 524, "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": 15490, "total_submitted": 25612, "total_column_articles": 234, "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": 36888, "total_submitted": 59849, "total_column_articles": 346, "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": 24340, "total_submitted": 36370, "total_column_articles": 254, "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": 23615, "total_submitted": 39756, "total_column_articles": 279, "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": 57503, "total_submitted": 75939, "total_column_articles": 372, "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": 26432, "total_submitted": 37722, "total_column_articles": 204, "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": 33398, "total_submitted": 60058, "total_column_articles": 239, "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": 30062, "total_submitted": 56507, "total_column_articles": 320, "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": 22596, "total_submitted": 31379, "total_column_articles": 206, "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": 22821, "total_submitted": 49524, "total_column_articles": 220, "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": 25753, "total_submitted": 49741, "total_column_articles": 229, "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": 18106, "total_submitted": 35741, "total_column_articles": 202, "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": 27859, "total_submitted": 58514, "total_column_articles": 281, "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": 20501, "total_submitted": 33032, "total_column_articles": 199, "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": 25787, "total_submitted": 50161, "total_column_articles": 223, "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": 20301, "total_submitted": 30213, "total_column_articles": 189, "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": 28112, "total_submitted": 41864, "total_column_articles": 272, "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": 24384, "total_submitted": 43921, "total_column_articles": 233, "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": 31284, "total_submitted": 72275, "total_column_articles": 243, "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": 15185, "total_submitted": 24910, "total_column_articles": 135, "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": 29280, "total_submitted": 54204, "total_column_articles": 263, "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": 20914, "total_submitted": 28437, "total_column_articles": 189, "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": 35244, "total_submitted": 71487, "total_column_articles": 306, "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": 12621, "total_submitted": 20229, "total_column_articles": 145, "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": 12270, "total_submitted": 16320, "total_column_articles": 119, "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": 34012, "total_submitted": 76965, "total_column_articles": 233, "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": 16832, "total_submitted": 19726, "total_column_articles": 204, "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": 37755, "total_submitted": 57466, "total_column_articles": 296, "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": 32480, "total_submitted": 45619, "total_column_articles": 273, "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": 14048, "total_submitted": 20378, "total_column_articles": 128, "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": 16086, "total_submitted": 18763, "total_column_articles": 179, "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": 40256, "total_submitted": 56510, "total_column_articles": 322, "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": 14514, "total_submitted": 22118, "total_column_articles": 138, "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": 36889, "total_submitted": 67208, "total_column_articles": 365, "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": 47074, "total_submitted": 59871, "total_column_articles": 419, "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": 17303, "total_submitted": 21474, "total_column_articles": 174, "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": 41413, "total_submitted": 194177, "total_column_articles": 343, "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": 2765, "total_submitted": 6672, "total_column_articles": 81, "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": 6497, "total_submitted": 9917, "total_column_articles": 130, "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": 9156, "total_submitted": 16838, "total_column_articles": 197, "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": 8118, "total_submitted": 21691, "total_column_articles": 134, "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": 876, "total_submitted": 1562, "total_column_articles": 17, "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": 1341, "total_submitted": 4031, "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": 7307, "total_submitted": 28812, "total_column_articles": 124, "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": 1902, "total_submitted": 4036, "total_column_articles": 31, "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": 1596, "total_submitted": 3603, "total_column_articles": 27, "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": 2459, "total_submitted": 8583, "total_column_articles": 40, "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": 7401, "total_submitted": 35400, "total_column_articles": 163, "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": 15743, "total_submitted": 51046, "total_column_articles": 259, "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": 1456, "total_submitted": 4325, "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": 21741, "total_submitted": 73035, "total_column_articles": 297, "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": 10181, "total_submitted": 29643, "total_column_articles": 206, "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": 28154, "total_submitted": 35158, "total_column_articles": 310, "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": 1543, "total_submitted": 4282, "total_column_articles": 33, "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": 1265, "total_submitted": 3429, "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": 2200, "total_submitted": 6478, "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": 791, "total_submitted": 2162, "total_column_articles": 23, "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": 1159, "total_submitted": 3827, "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": 20979, "total_submitted": 40474, "total_column_articles": 221, "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": 9833, "total_submitted": 16186, "total_column_articles": 91, "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": 1282, "total_submitted": 5296, "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": 8924, "total_submitted": 29308, "total_column_articles": 121, "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": 3977, "total_submitted": 7357, "total_column_articles": 79, "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": 1136, "total_submitted": 1904, "total_column_articles": 25, "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": 8931, "total_submitted": 20759, "total_column_articles": 131, "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": 8528, "total_submitted": 12035, "total_column_articles": 90, "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": 822, "total_submitted": 2457, "total_column_articles": 19, "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": 47196, "total_submitted": 61795, "total_column_articles": 566, "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": 2447, "total_submitted": 4053, "total_column_articles": 44, "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": 3333, "total_submitted": 14649, "total_column_articles": 52, "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": 3228, "total_submitted": 9128, "total_column_articles": 59, "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": 6297, "total_submitted": 20232, "total_column_articles": 117, "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": 51216, "total_submitted": 60997, "total_column_articles": 775, "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": 4720, "total_submitted": 13507, "total_column_articles": 76, "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": 3776, "total_submitted": 6494, "total_column_articles": 72, "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": 2292, "total_submitted": 4514, "total_column_articles": 48, "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": 12984, "total_submitted": 27461, "total_column_articles": 228, "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": 12107, "total_submitted": 16904, "total_column_articles": 222, "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": 17776, "total_submitted": 33329, "total_column_articles": 170, "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": 6434, "total_submitted": 17113, "total_column_articles": 135, "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": 11282, "total_submitted": 19442, "total_column_articles": 226, "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": 10635, "total_submitted": 23937, "total_column_articles": 153, "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": 14508, "total_submitted": 30296, "total_column_articles": 212, "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": 7504, "total_submitted": 12116, "total_column_articles": 129, "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": 38840, "total_submitted": 52334, "total_column_articles": 467, "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": 47100, "total_submitted": 64375, "total_column_articles": 650, "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": 72820, "total_submitted": 128579, "total_column_articles": 1007, "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": 18104, "total_submitted": 32815, "total_column_articles": 186, "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": 10662, "total_submitted": 38243, "total_column_articles": 145, "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": 10887, "total_submitted": 26360, "total_column_articles": 251, "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": 6331, "total_submitted": 13688, "total_column_articles": 134, "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": 7971, "total_submitted": 19909, "total_column_articles": 120, "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": 38902, "total_submitted": 62571, "total_column_articles": 605, "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": 6258, "total_submitted": 11795, "total_column_articles": 92, "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": 12026, "total_submitted": 30650, "total_column_articles": 185, "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": 48123, "total_submitted": 75573, "total_column_articles": 578, "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": 5586, "total_submitted": 9693, "total_column_articles": 95, "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": 19824, "total_submitted": 50271, "total_column_articles": 265, "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": 41065, "total_submitted": 74699, "total_column_articles": 326, "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": 17605, "total_submitted": 29067, "total_column_articles": 210, "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": 10977, "total_submitted": 24339, "total_column_articles": 223, "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": 69925, "total_submitted": 136172, "total_column_articles": 1246, "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": 9091, "total_submitted": 22393, "total_column_articles": 162, "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": 92808, "total_submitted": 156454, "total_column_articles": 858, "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": 26975, "total_submitted": 48731, "total_column_articles": 293, "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": 26903, "total_submitted": 42198, "total_column_articles": 349, "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": 3192, "total_submitted": 8307, "total_column_articles": 71, "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": 14450, "total_submitted": 31704, "total_column_articles": 153, "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": 17143, "total_submitted": 37840, "total_column_articles": 206, "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": 34484, "total_submitted": 52845, "total_column_articles": 357, "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": 11336, "total_submitted": 17184, "total_column_articles": 144, "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": 68541, "total_submitted": 122304, "total_column_articles": 2484, "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": 17748, "total_submitted": 49013, "total_column_articles": 265, "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": 9215, "total_submitted": 19016, "total_column_articles": 137, "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": 24325, "total_submitted": 49924, "total_column_articles": 316, "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": 35661, "total_submitted": 56206, "total_column_articles": 492, "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": 79804, "total_submitted": 102122, "total_column_articles": 1106, "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": 77699, "total_submitted": 217965, "total_column_articles": 1240, "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": 24457, "total_submitted": 39273, "total_column_articles": 438, "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": 16643, "total_submitted": 48839, "total_column_articles": 333, "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": 42292, "total_submitted": 71130, "total_column_articles": 455, "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": 20936, "total_submitted": 45300, "total_column_articles": 289, "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": 12842, "total_submitted": 26406, "total_column_articles": 304, "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": 4949, "total_submitted": 8798, "total_column_articles": 77, "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": 2844, "total_submitted": 6530, "total_column_articles": 72, "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": 55839, "total_submitted": 126769, "total_column_articles": 643, "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": 13841, "total_submitted": 20316, "total_column_articles": 239, "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": 3072, "total_submitted": 5536, "total_column_articles": 51, "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": 26075, "total_submitted": 35537, "total_column_articles": 348, "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": 22983, "total_submitted": 32415, "total_column_articles": 308, "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": 175049, "total_submitted": 248577, "total_column_articles": 953, "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": 180798, "total_submitted": 260146, "total_column_articles": 959, "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": 197194, "total_submitted": 229349, "total_column_articles": 1600, "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": 214482, "total_submitted": 337691, "total_column_articles": 1378, "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": 158440, "total_submitted": 240268, "total_column_articles": 959, "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": 205482, "total_submitted": 344548, "total_column_articles": 1272, "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": 169549, "total_submitted": 368081, "total_column_articles": 1423, "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": 106187, "total_submitted": 364588, "total_column_articles": 822, "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": 99627, "total_submitted": 173469, "total_column_articles": 831, "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": 116660, "total_submitted": 195503, "total_column_articles": 801, "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": 136782, "total_submitted": 285706, "total_column_articles": 1284, "frontend_question_id": "剑指 Offer 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": 185938, "total_submitted": 415792, "total_column_articles": 1536, "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": 114267, "total_submitted": 192472, "total_column_articles": 712, "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": 132529, "total_submitted": 202940, "total_column_articles": 728, "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": 247613, "total_submitted": 323946, "total_column_articles": 1600, "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": 241770, "total_submitted": 520968, "total_column_articles": 1535, "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": 275814, "total_submitted": 615859, "total_column_articles": 2163, "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": 351631, "total_submitted": 408107, "total_column_articles": 2590, "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": 305209, "total_submitted": 574678, "total_column_articles": 2243, "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": 203437, "total_submitted": 456787, "total_column_articles": 1386, "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": 194968, "total_submitted": 281951, "total_column_articles": 1450, "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": 254894, "total_submitted": 388267, "total_column_articles": 1372, "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": 197432, "total_submitted": 378084, "total_column_articles": 1996, "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": 198798, "total_submitted": 279332, "total_column_articles": 2238, "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": 179209, "total_submitted": 322054, "total_column_articles": 1233, "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": 211579, "total_submitted": 311689, "total_column_articles": 1216, "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": 136901, "total_submitted": 169736, "total_column_articles": 943, "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": 166632, "total_submitted": 240570, "total_column_articles": 1357, "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": 253518, "total_submitted": 319774, "total_column_articles": 1609, "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": 156802, "total_submitted": 317161, "total_column_articles": 1234, "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": 209875, "total_submitted": 357107, "total_column_articles": 1263, "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": 254299, "total_submitted": 408809, "total_column_articles": 1574, "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": 176773, "total_submitted": 313901, "total_column_articles": 1388, "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": 201681, "total_submitted": 344081, "total_column_articles": 1757, "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": 85028, "total_submitted": 198945, "total_column_articles": 673, "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": 220231, "total_submitted": 319394, "total_column_articles": 1605, "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": 221608, "total_submitted": 347595, "total_column_articles": 1452, "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": 246611, "total_submitted": 351756, "total_column_articles": 1340, "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": 72298, "total_submitted": 143819, "total_column_articles": 670, "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": 224520, "total_submitted": 387864, "total_column_articles": 1431, "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": 111576, "total_submitted": 194995, "total_column_articles": 738, "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": 171978, "total_submitted": 282925, "total_column_articles": 1336, "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": 169084, "total_submitted": 258994, "total_column_articles": 1360, "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": 326253, "total_submitted": 537075, "total_column_articles": 1977, "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": 105903, "total_submitted": 181212, "total_column_articles": 731, "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": 267772, "total_submitted": 483295, "total_column_articles": 1663, "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": 361333, "total_submitted": 629238, "total_column_articles": 2288, "frontend_question_id": "面试题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": 218511, "total_submitted": 305110, "total_column_articles": 1443, "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": 283802, "total_submitted": 471196, "total_column_articles": 1964, "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": 450355, "total_submitted": 605530, "total_column_articles": 2491, "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": 96724, "total_submitted": 249258, "total_column_articles": 597, "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": 211670, "total_submitted": 271885, "total_column_articles": 1388, "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": 187566, "total_submitted": 541254, "total_column_articles": 1069, "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": 374973, "total_submitted": 467313, "total_column_articles": 3119, "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": 208948, "total_submitted": 479088, "total_column_articles": 1889, "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": 275310, "total_submitted": 365917, "total_column_articles": 1574, "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": 298055, "total_submitted": 459836, "total_column_articles": 2230, "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": 113032, "total_submitted": 446568, "total_column_articles": 1239, "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": 235266, "total_submitted": 407946, "total_column_articles": 1581, "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": 291569, "total_submitted": 366533, "total_column_articles": 1927, "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": 241143, "total_submitted": 516072, "total_column_articles": 1787, "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": 282531, "total_submitted": 388844, "total_column_articles": 1632, "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": 121563, "total_submitted": 382676, "total_column_articles": 668, "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": 230872, "total_submitted": 402326, "total_column_articles": 1764, "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": 272780, "total_submitted": 387423, "total_column_articles": 1866, "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": 485455, "total_submitted": 648162, "total_column_articles": 3013, "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": 269675, "total_submitted": 504644, "total_column_articles": 2263, "frontend_question_id": "剑指 Offer 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": 488997, "total_submitted": 645173, "total_column_articles": 2847, "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": 265105, "total_submitted": 586717, "total_column_articles": 1590, "frontend_question_id": "面试题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": 396561, "total_submitted": 805520, "total_column_articles": 2248, "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": 301412, "total_submitted": 660788, "total_column_articles": 1782, "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": 403891, "total_submitted": 1008364, "total_column_articles": 2956, "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": 600052, "total_submitted": 883475, "total_column_articles": 3708, "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": 395261, "total_submitted": 1092725, "total_column_articles": 2431, "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": 445675, "total_submitted": 629831, "total_column_articles": 2505, "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": 18004, "total_submitted": 41935, "total_column_articles": 251, "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": 9815, "total_submitted": 21099, "total_column_articles": 190, "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": 10438, "total_submitted": 23752, "total_column_articles": 246, "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": 20108, "total_submitted": 26274, "total_column_articles": 249, "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": 32050, "total_submitted": 38848, "total_column_articles": 498, "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": 25631, "total_submitted": 45369, "total_column_articles": 310, "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": 27649, "total_submitted": 33990, "total_column_articles": 401, "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": 57767, "total_submitted": 85631, "total_column_articles": 470, "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": 24212, "total_submitted": 31453, "total_column_articles": 375, "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": 20428, "total_submitted": 52419, "total_column_articles": 262, "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": 39135, "total_submitted": 78842, "total_column_articles": 358, "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": 16728, "total_submitted": 43770, "total_column_articles": 300, "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": 22629, "total_submitted": 31597, "total_column_articles": 337, "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": 15538, "total_submitted": 26503, "total_column_articles": 227, "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": 10886, "total_submitted": 15304, "total_column_articles": 171, "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": 9686, "total_submitted": 19043, "total_column_articles": 112, "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": 18823, "total_submitted": 33683, "total_column_articles": 289, "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": 28277, "total_submitted": 34632, "total_column_articles": 454, "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": 33086, "total_submitted": 49314, "total_column_articles": 644, "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": 26712, "total_submitted": 32541, "total_column_articles": 401, "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": 53914, "total_submitted": 146987, "total_column_articles": 583, "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": 5284, "total_submitted": 9702, "total_column_articles": 103, "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": 12706, "total_submitted": 32913, "total_column_articles": 187, "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": 52148, "total_submitted": 110958, "total_column_articles": 681, "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": 84030, "total_submitted": 97833, "total_column_articles": 789, "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": 66102, "total_submitted": 106686, "total_column_articles": 640, "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": 89309, "total_submitted": 120578, "total_column_articles": 1118, "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": 56400, "total_submitted": 103801, "total_column_articles": 991, "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": 7323, "total_submitted": 20038, "total_column_articles": 173, "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": 15354, "total_submitted": 21590, "total_column_articles": 265, "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": 16428, "total_submitted": 31356, "total_column_articles": 289, "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": 13653, "total_submitted": 26678, "total_column_articles": 259, "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": 23266, "total_submitted": 32444, "total_column_articles": 237, "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": 59263, "total_submitted": 94601, "total_column_articles": 635, "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": 33613, "total_submitted": 94824, "total_column_articles": 401, "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": 40539, "total_submitted": 68350, "total_column_articles": 438, "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": 30579, "total_submitted": 37982, "total_column_articles": 651, "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": 42776, "total_submitted": 54249, "total_column_articles": 516, "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": 21921, "total_submitted": 40612, "total_column_articles": 280, "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": 16651, "total_submitted": 31246, "total_column_articles": 249, "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": 25191, "total_submitted": 46970, "total_column_articles": 338, "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": 29783, "total_submitted": 41555, "total_column_articles": 398, "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": 33403, "total_submitted": 54137, "total_column_articles": 362, "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": 36431, "total_submitted": 67022, "total_column_articles": 357, "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": 107245, "total_submitted": 159790, "total_column_articles": 779, "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": 52420, "total_submitted": 107745, "total_column_articles": 617, "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": 79562, "total_submitted": 118203, "total_column_articles": 815, "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": 45687, "total_submitted": 83735, "total_column_articles": 537, "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": 93006, "total_submitted": 199054, "total_column_articles": 1344, "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": 62714, "total_submitted": 108871, "total_column_articles": 633, "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": 80327, "total_submitted": 126020, "total_column_articles": 1385, "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": 127870, "total_submitted": 179344, "total_column_articles": 1948, "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": 90482, "total_submitted": 107051, "total_column_articles": 726, "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": 13507, "total_submitted": 59449, "total_column_articles": 209, "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": 2541, "total_submitted": 11868, "total_column_articles": 60, "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": 3450, "total_submitted": 8565, "total_column_articles": 78, "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": 16805, "total_submitted": 24128, "total_column_articles": 291, "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": 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": 38, "total_submitted": 49, "total_column_articles": 4, "frontend_question_id": "2340", "is_new_question": true }, "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": 8001, "total_submitted": 15192, "total_column_articles": 105, "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": 2468, "question__title": "Valid Palindrome IV", "question__title_slug": "valid-palindrome-iv", "question__hide": false, "total_acs": 44, "total_submitted": 52, "total_column_articles": 7, "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": 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": 72, "total_submitted": 75, "total_column_articles": 7, "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": 2453, "question__title": "All the Matches of the League", "question__title_slug": "all-the-matches-of-the-league", "question__hide": false, "total_acs": 90, "total_submitted": 123, "total_column_articles": 3, "frontend_question_id": "2339", "is_new_question": true }, "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": 110, "total_submitted": 150, "total_column_articles": 4, "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": 109, "total_submitted": 162, "total_column_articles": 3, "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": 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": 145, "total_submitted": 199, "total_column_articles": 4, "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": 2441, "question__title": "Arrange Table by Gender", "question__title_slug": "arrange-table-by-gender", "question__hide": false, "total_acs": 165, "total_submitted": 203, "total_column_articles": 4, "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": 173, "total_submitted": 195, "total_column_articles": 4, "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": 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": 215, "total_submitted": 460, "total_column_articles": 5, "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": 2426, "question__title": "Maximum Profit From Trading Stocks", "question__title_slug": "maximum-profit-from-trading-stocks", "question__hide": false, "total_acs": 98, "total_submitted": 138, "total_column_articles": 6, "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": 56, "total_submitted": 107, "total_column_articles": 6, "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": 5972, "total_submitted": 11454, "total_column_articles": 88, "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": 6799, "total_submitted": 17506, "total_column_articles": 100, "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": 8304, "total_submitted": 10404, "total_column_articles": 97, "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": 82, "total_submitted": 113, "total_column_articles": 8, "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": 1928, "total_submitted": 4290, "total_column_articles": 44, "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": 2967, "total_submitted": 12036, "total_column_articles": 54, "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": 3270, "total_submitted": 14879, "total_column_articles": 68, "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": 4725, "total_submitted": 5731, "total_column_articles": 47, "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": 1977, "total_submitted": 7219, "total_column_articles": 34, "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": 6170, "total_submitted": 16480, "total_column_articles": 96, "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": 7554, "total_submitted": 10857, "total_column_articles": 95, "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": 9143, "total_submitted": 16245, "total_column_articles": 107, "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": 7661, "total_submitted": 11439, "total_column_articles": 100, "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": 4653, "total_submitted": 9440, "total_column_articles": 97, "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": 7093, "total_submitted": 15796, "total_column_articles": 168, "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": 8854, "total_submitted": 10758, "total_column_articles": 82, "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": 114, "total_submitted": 141, "total_column_articles": 9, "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": 2582, "total_submitted": 4598, "total_column_articles": 57, "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": 4380, "total_submitted": 11893, "total_column_articles": 85, "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": 3378, "total_submitted": 4040, "total_column_articles": 47, "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": 5555, "total_submitted": 6594, "total_column_articles": 85, "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": 2624, "total_submitted": 4622, "total_column_articles": 47, "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": 48, "total_submitted": 69, "total_column_articles": 7, "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": 8325, "total_submitted": 11336, "total_column_articles": 66, "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": 6944, "total_submitted": 17842, "total_column_articles": 79, "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": 56, "total_submitted": 84, "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": 5804, "total_submitted": 16402, "total_column_articles": 109, "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": 3929, "total_submitted": 7932, "total_column_articles": 70, "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": 3453, "total_submitted": 7747, "total_column_articles": 62, "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": 5001, "total_submitted": 13338, "total_column_articles": 77, "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": 5084, "total_submitted": 8129, "total_column_articles": 64, "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": 3631, "total_submitted": 8528, "total_column_articles": 63, "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": 5436, "total_submitted": 12955, "total_column_articles": 108, "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": 7058, "total_submitted": 12441, "total_column_articles": 104, "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": 6886, "total_submitted": 10132, "total_column_articles": 95, "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": 7760, "total_submitted": 11220, "total_column_articles": 91, "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": 155, "total_submitted": 201, "total_column_articles": 11, "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": 4655, "total_submitted": 5307, "total_column_articles": 46, "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": 10321, "total_submitted": 11855, "total_column_articles": 63, "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": 95, "total_submitted": 154, "total_column_articles": 2, "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": 84, "total_submitted": 164, "total_column_articles": 1, "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": 2171, "total_submitted": 10650, "total_column_articles": 39, "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": 4657, "total_submitted": 8186, "total_column_articles": 66, "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": 4850, "total_submitted": 8533, "total_column_articles": 66, "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": 5869, "total_submitted": 7404, "total_column_articles": 79, "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": 351, "total_submitted": 497, "total_column_articles": 8, "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": 4549, "total_submitted": 8482, "total_column_articles": 80, "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": 3834, "total_submitted": 19522, "total_column_articles": 81, "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": 7046, "total_submitted": 23011, "total_column_articles": 96, "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": 8286, "total_submitted": 13684, "total_column_articles": 104, "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": 385, "total_submitted": 738, "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": 426, "total_submitted": 846, "total_column_articles": 9, "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": 133, "total_submitted": 185, "total_column_articles": 9, "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": 2779, "total_submitted": 11693, "total_column_articles": 54, "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": 8121, "total_submitted": 38449, "total_column_articles": 145, "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": 9035, "total_submitted": 13599, "total_column_articles": 88, "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": 10130, "total_submitted": 12489, "total_column_articles": 86, "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": 3622, "total_submitted": 8333, "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": 4044, "total_submitted": 11767, "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": 8944, "total_submitted": 16092, "total_column_articles": 137, "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": 9552, "total_submitted": 15079, "total_column_articles": 112, "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": 2610, "total_submitted": 7174, "total_column_articles": 37, "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": 4668, "total_submitted": 15049, "total_column_articles": 86, "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": 5448, "total_submitted": 11755, "total_column_articles": 66, "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": 5047, "total_submitted": 14694, "total_column_articles": 94, "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": 6943, "total_submitted": 11996, "total_column_articles": 92, "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": 8459, "total_submitted": 15938, "total_column_articles": 101, "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": 146, "total_submitted": 268, "total_column_articles": 7, "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": 2432, "total_submitted": 7869, "total_column_articles": 38, "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": 5227, "total_submitted": 14742, "total_column_articles": 62, "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": 5347, "total_submitted": 9321, "total_column_articles": 61, "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": 7118, "total_submitted": 12896, "total_column_articles": 82, "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": 6867, "total_submitted": 18654, "total_column_articles": 120, "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": 6665, "total_submitted": 15561, "total_column_articles": 126, "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": 8672, "total_submitted": 10383, "total_column_articles": 150, "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": 10141, "total_submitted": 16284, "total_column_articles": 125, "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": 9754, "total_submitted": 14078, "total_column_articles": 121, "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": 2339, "total_submitted": 6716, "total_column_articles": 75, "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": 4111, "total_submitted": 7994, "total_column_articles": 97, "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": 5005, "total_submitted": 14055, "total_column_articles": 68, "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": 6424, "total_submitted": 7985, "total_column_articles": 89, "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": 5402, "total_submitted": 9777, "total_column_articles": 105, "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": 7242, "total_submitted": 13892, "total_column_articles": 119, "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": 8665, "total_submitted": 17236, "total_column_articles": 137, "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": 9330, "total_submitted": 18849, "total_column_articles": 119, "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": 489, "total_submitted": 1042, "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": 266, "total_submitted": 486, "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": 4889, "total_submitted": 10123, "total_column_articles": 103, "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": 5467, "total_submitted": 16387, "total_column_articles": 109, "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": 8040, "total_submitted": 15454, "total_column_articles": 108, "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": 11086, "total_submitted": 16508, "total_column_articles": 146, "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": 2654, "total_submitted": 9581, "total_column_articles": 65, "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": 7288, "total_submitted": 20204, "total_column_articles": 154, "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": 6463, "total_submitted": 10596, "total_column_articles": 119, "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": 9117, "total_submitted": 14343, "total_column_articles": 153, "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": 2752, "total_submitted": 8041, "total_column_articles": 48, "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": 5106, "total_submitted": 10632, "total_column_articles": 117, "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": 6414, "total_submitted": 7969, "total_column_articles": 83, "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": 6754, "total_submitted": 8171, "total_column_articles": 97, "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": 151, "total_submitted": 287, "total_column_articles": 10, "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": 3553, "total_submitted": 9654, "total_column_articles": 64, "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": 10326, "total_submitted": 19825, "total_column_articles": 125, "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": 2343, "total_submitted": 6229, "total_column_articles": 75, "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": 6293, "total_submitted": 13367, "total_column_articles": 154, "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": 8344, "total_submitted": 21223, "total_column_articles": 130, "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": 10027, "total_submitted": 17261, "total_column_articles": 111, "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": 457, "total_submitted": 854, "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": 137, "total_submitted": 209, "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": 526, "total_submitted": 954, "total_column_articles": 19, "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": 6904, "total_submitted": 11804, "total_column_articles": 80, "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": 3636, "total_submitted": 9907, "total_column_articles": 44, "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": 5337, "total_submitted": 13534, "total_column_articles": 85, "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": 5722, "total_submitted": 19042, "total_column_articles": 92, "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": 8722, "total_submitted": 11577, "total_column_articles": 99, "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": 4912, "total_submitted": 14753, "total_column_articles": 85, "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": 7592, "total_submitted": 10378, "total_column_articles": 129, "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": 9803, "total_submitted": 42420, "total_column_articles": 202, "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": 11045, "total_submitted": 13004, "total_column_articles": 110, "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": 233, "total_submitted": 397, "total_column_articles": 10, "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": 542, "total_submitted": 856, "total_column_articles": 8, "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": 4082, "total_submitted": 15031, "total_column_articles": 54, "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": 6130, "total_submitted": 12796, "total_column_articles": 131, "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": 10556, "total_submitted": 12274, "total_column_articles": 145, "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": 9464, "total_submitted": 14653, "total_column_articles": 110, "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": 263, "total_submitted": 464, "total_column_articles": 12, "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": 268, "total_submitted": 619, "total_column_articles": 6, "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": 3761, "total_submitted": 8776, "total_column_articles": 62, "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": 10101, "total_submitted": 37835, "total_column_articles": 137, "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": 9257, "total_submitted": 12875, "total_column_articles": 104, "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": 11756, "total_submitted": 14837, "total_column_articles": 120, "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": 3471, "total_submitted": 7217, "total_column_articles": 65, "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": 7689, "total_submitted": 19531, "total_column_articles": 168, "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": 7029, "total_submitted": 23719, "total_column_articles": 138, "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": 12147, "total_submitted": 15998, "total_column_articles": 100, "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": 203, "total_submitted": 400, "total_column_articles": 13, "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": 3845, "total_submitted": 7985, "total_column_articles": 71, "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": 5253, "total_submitted": 17702, "total_column_articles": 145, "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": 6836, "total_submitted": 12436, "total_column_articles": 120, "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": 8390, "total_submitted": 12122, "total_column_articles": 105, "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": 96, "total_submitted": 181, "total_column_articles": 8, "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": 664, "total_submitted": 1293, "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": 2625, "total_submitted": 7721, "total_column_articles": 66, "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": 5925, "total_submitted": 10639, "total_column_articles": 98, "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": 6454, "total_submitted": 9325, "total_column_articles": 63, "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": 7672, "total_submitted": 9614, "total_column_articles": 85, "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": 2990, "total_submitted": 9885, "total_column_articles": 69, "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": 4926, "total_submitted": 20546, "total_column_articles": 82, "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": 11391, "total_submitted": 15391, "total_column_articles": 147, "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": 215, "total_submitted": 382, "total_column_articles": 10, "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": 4669, "total_submitted": 9536, "total_column_articles": 88, "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": 9103, "total_submitted": 11285, "total_column_articles": 99, "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": 7829, "total_submitted": 12977, "total_column_articles": 93, "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": 9524, "total_submitted": 16480, "total_column_articles": 125, "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": 342, "total_submitted": 459, "total_column_articles": 10, "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": 2531, "total_submitted": 5267, "total_column_articles": 52, "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": 2910, "total_submitted": 8927, "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": 6291, "total_submitted": 7507, "total_column_articles": 98, "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": 8908, "total_submitted": 10434, "total_column_articles": 133, "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": 4552, "total_submitted": 11479, "total_column_articles": 68, "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": 7127, "total_submitted": 16944, "total_column_articles": 148, "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": 6927, "total_submitted": 10826, "total_column_articles": 104, "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": 8442, "total_submitted": 12548, "total_column_articles": 117, "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": 158, "total_submitted": 311, "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": 182, "total_submitted": 320, "total_column_articles": 9, "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": 3381, "total_submitted": 5276, "total_column_articles": 60, "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": 4655, "total_submitted": 13306, "total_column_articles": 91, "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": 6126, "total_submitted": 12954, "total_column_articles": 156, "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": 8286, "total_submitted": 14720, "total_column_articles": 125, "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": 350, "total_submitted": 622, "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": 716, "total_submitted": 1025, "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": 2964, "total_submitted": 7387, "total_column_articles": 75, "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": 3394, "total_submitted": 8637, "total_column_articles": 84, "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": 4567, "total_submitted": 13251, "total_column_articles": 103, "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": 7044, "total_submitted": 10371, "total_column_articles": 120, "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": 268, "total_submitted": 717, "total_column_articles": 12, "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": 2540, "total_submitted": 8351, "total_column_articles": 59, "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": 7190, "total_submitted": 14757, "total_column_articles": 93, "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": 7868, "total_submitted": 9374, "total_column_articles": 105, "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": 9427, "total_submitted": 13466, "total_column_articles": 153, "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": 193, "total_submitted": 478, "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": 3418, "total_submitted": 8335, "total_column_articles": 60, "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": 5576, "total_submitted": 15016, "total_column_articles": 139, "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": 6593, "total_submitted": 8023, "total_column_articles": 96, "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": 10945, "total_submitted": 14444, "total_column_articles": 133, "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": 5235, "total_submitted": 13194, "total_column_articles": 107, "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": 6749, "total_submitted": 8207, "total_column_articles": 100, "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": 6328, "total_submitted": 10330, "total_column_articles": 111, "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": 4038, "total_submitted": 11987, "total_column_articles": 88, "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": 7885, "total_submitted": 15168, "total_column_articles": 139, "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": 8067, "total_submitted": 13199, "total_column_articles": 101, "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": 10248, "total_submitted": 12998, "total_column_articles": 148, "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": 234, "total_submitted": 354, "total_column_articles": 10, "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": 4106, "total_submitted": 12285, "total_column_articles": 88, "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": 5743, "total_submitted": 10569, "total_column_articles": 93, "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": 37362, "total_submitted": 59506, "total_column_articles": 352, "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": 8574, "total_submitted": 10712, "total_column_articles": 156, "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": 329, "total_submitted": 525, "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": 1221, "total_submitted": 1478, "total_column_articles": 29, "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": 1654, "total_submitted": 2212, "total_column_articles": 26, "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": 1260, "total_submitted": 3928, "total_column_articles": 18, "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": 3048, "total_submitted": 9885, "total_column_articles": 54, "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": 4603, "total_submitted": 11581, "total_column_articles": 98, "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": 12498, "total_submitted": 14532, "total_column_articles": 166, "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": 150, "total_submitted": 245, "total_column_articles": 8, "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": 5897, "total_submitted": 13766, "total_column_articles": 176, "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": 10139, "total_submitted": 17388, "total_column_articles": 139, "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": 8755, "total_submitted": 15771, "total_column_articles": 141, "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": 1533, "total_submitted": 2249, "total_column_articles": 26, "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": 4876, "total_submitted": 17383, "total_column_articles": 121, "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": 6826, "total_submitted": 12021, "total_column_articles": 131, "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": 6729, "total_submitted": 18597, "total_column_articles": 106, "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": 12952, "total_submitted": 16149, "total_column_articles": 165, "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": 128, "total_submitted": 248, "total_column_articles": 10, "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": 1183, "total_submitted": 1490, "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": 2488, "total_submitted": 4656, "total_column_articles": 73, "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": 4119, "total_submitted": 10496, "total_column_articles": 85, "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": 32798, "total_submitted": 67358, "total_column_articles": 404, "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": 6475, "total_submitted": 13299, "total_column_articles": 142, "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": 412, "total_submitted": 872, "total_column_articles": 18, "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": 2788, "total_submitted": 6623, "total_column_articles": 75, "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": 2299, "total_submitted": 6254, "total_column_articles": 50, "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": 1988, "total_submitted": 7542, "total_column_articles": 48, "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": 9535, "total_submitted": 13013, "total_column_articles": 152, "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": 3058, "total_submitted": 6088, "total_column_articles": 75, "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": 3974, "total_submitted": 8582, "total_column_articles": 72, "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": 5173, "total_submitted": 11874, "total_column_articles": 137, "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": 9598, "total_submitted": 15432, "total_column_articles": 157, "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": 846, "total_submitted": 1285, "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": 1962, "total_submitted": 3124, "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": 3068, "total_submitted": 6330, "total_column_articles": 65, "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": 4126, "total_submitted": 9029, "total_column_articles": 83, "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": 6112, "total_submitted": 8445, "total_column_articles": 107, "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": 2479, "total_submitted": 4629, "total_column_articles": 62, "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": 4704, "total_submitted": 10803, "total_column_articles": 88, "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": 5415, "total_submitted": 10680, "total_column_articles": 118, "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": 6857, "total_submitted": 11146, "total_column_articles": 118, "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": 1261, "total_submitted": 1658, "total_column_articles": 24, "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": 1256, "total_submitted": 3335, "total_column_articles": 23, "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": 5612, "total_submitted": 12184, "total_column_articles": 107, "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": 6400, "total_submitted": 11353, "total_column_articles": 90, "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": 9163, "total_submitted": 11992, "total_column_articles": 87, "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": 1702, "total_submitted": 4778, "total_column_articles": 38, "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": 3324, "total_submitted": 7523, "total_column_articles": 98, "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": 3711, "total_submitted": 17562, "total_column_articles": 100, "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": 6368, "total_submitted": 8954, "total_column_articles": 112, "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": 2948, "total_submitted": 5118, "total_column_articles": 90, "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": 25612, "total_submitted": 49593, "total_column_articles": 299, "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": 5090, "total_submitted": 11680, "total_column_articles": 105, "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": 26533, "total_submitted": 67861, "total_column_articles": 394, "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": 2612, "total_submitted": 3268, "total_column_articles": 30, "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": 15943, "total_submitted": 29765, "total_column_articles": 161, "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": 34286, "total_submitted": 41906, "total_column_articles": 379, "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": 33480, "total_submitted": 50034, "total_column_articles": 288, "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": 9879, "total_submitted": 14961, "total_column_articles": 167, "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": 1125, "total_submitted": 1589, "total_column_articles": 26, "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": 856, "total_submitted": 1412, "total_column_articles": 18, "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": 32780, "total_submitted": 75438, "total_column_articles": 419, "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": 3553, "total_submitted": 9854, "total_column_articles": 74, "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": 6889, "total_submitted": 9521, "total_column_articles": 113, "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": 2740, "total_submitted": 8364, "total_column_articles": 58, "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": 21651, "total_submitted": 46883, "total_column_articles": 224, "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": 5389, "total_submitted": 13017, "total_column_articles": 104, "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": 8924, "total_submitted": 13534, "total_column_articles": 174, "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": 854, "total_submitted": 1321, "total_column_articles": 27, "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": 1704, "total_submitted": 4896, "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": 19550, "total_submitted": 41528, "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": 33379, "total_submitted": 65828, "total_column_articles": 382, "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": 7558, "total_submitted": 13110, "total_column_articles": 100, "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": 82, "total_submitted": 157, "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": 766, "total_submitted": 1831, "total_column_articles": 26, "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": 19601, "total_submitted": 35157, "total_column_articles": 177, "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": 1544, "total_submitted": 4619, "total_column_articles": 27, "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": 33726, "total_submitted": 52996, "total_column_articles": 442, "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": 6536, "total_submitted": 7955, "total_column_articles": 102, "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": 1522, "total_submitted": 4185, "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": 2642, "total_submitted": 6359, "total_column_articles": 57, "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": 4924, "total_submitted": 13186, "total_column_articles": 116, "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": 41378, "total_submitted": 69021, "total_column_articles": 480, "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": 1602, "total_submitted": 3423, "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": 235, "total_submitted": 415, "total_column_articles": 12, "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": 172, "total_submitted": 391, "total_column_articles": 12, "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": 1931, "total_submitted": 3539, "total_column_articles": 29, "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": 20167, "total_submitted": 35799, "total_column_articles": 232, "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": 5200, "total_submitted": 13675, "total_column_articles": 90, "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": 16105, "total_submitted": 18601, "total_column_articles": 180, "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": 2424, "total_submitted": 3670, "total_column_articles": 42, "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": 1838, "total_submitted": 6491, "total_column_articles": 52, "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": 35297, "total_submitted": 61776, "total_column_articles": 403, "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": 4777, "total_submitted": 6473, "total_column_articles": 81, "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": 36722, "total_submitted": 55248, "total_column_articles": 431, "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": 2398, "total_submitted": 5870, "total_column_articles": 51, "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": 4895, "total_submitted": 8206, "total_column_articles": 107, "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": 7223, "total_submitted": 19255, "total_column_articles": 146, "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": 33107, "total_submitted": 41943, "total_column_articles": 402, "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": 1872, "total_submitted": 3599, "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": 289, "total_submitted": 464, "total_column_articles": 16, "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": 2181, "total_submitted": 5000, "total_column_articles": 41, "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": 2903, "total_submitted": 8440, "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": 27488, "total_submitted": 66205, "total_column_articles": 283, "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": 34887, "total_submitted": 52593, "total_column_articles": 258, "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": 5013, "total_submitted": 11253, "total_column_articles": 95, "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": 1320, "total_submitted": 2946, "total_column_articles": 28, "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": 2117, "total_submitted": 5078, "total_column_articles": 55, "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": 4229, "total_submitted": 9591, "total_column_articles": 68, "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": 5157, "total_submitted": 15565, "total_column_articles": 100, "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": 46146, "total_submitted": 54318, "total_column_articles": 473, "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": 1913, "total_submitted": 3926, "total_column_articles": 33, "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": 5141, "total_submitted": 16793, "total_column_articles": 93, "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": 8716, "total_submitted": 20857, "total_column_articles": 125, "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": 40955, "total_submitted": 65463, "total_column_articles": 506, "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": 154, "total_submitted": 240, "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": 16479, "total_submitted": 22629, "total_column_articles": 137, "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": 1145, "total_submitted": 2484, "total_column_articles": 23, "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": 5747, "total_submitted": 18044, "total_column_articles": 96, "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": 7385, "total_submitted": 12457, "total_column_articles": 130, "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": 14238, "total_submitted": 18228, "total_column_articles": 197, "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": 15555, "total_submitted": 27339, "total_column_articles": 176, "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": 2701, "total_submitted": 6887, "total_column_articles": 58, "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": 4564, "total_submitted": 7653, "total_column_articles": 98, "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": 12686, "total_submitted": 19534, "total_column_articles": 181, "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": 2859, "total_submitted": 5796, "total_column_articles": 56, "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": 3403, "total_submitted": 11647, "total_column_articles": 50, "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": 9109, "total_submitted": 11531, "total_column_articles": 121, "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": 2039, "total_submitted": 2990, "total_column_articles": 36, "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": 1752, "total_submitted": 3240, "total_column_articles": 34, "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": 3862, "total_submitted": 9521, "total_column_articles": 55, "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": 5758, "total_submitted": 9112, "total_column_articles": 73, "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": 7089, "total_submitted": 15569, "total_column_articles": 96, "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": 9906, "total_submitted": 18560, "total_column_articles": 113, "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": 1862, "total_submitted": 3117, "total_column_articles": 21, "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": 1119, "total_submitted": 4054, "total_column_articles": 22, "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": 4213, "total_submitted": 12027, "total_column_articles": 73, "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": 4132, "total_submitted": 10264, "total_column_articles": 62, "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": 6768, "total_submitted": 9373, "total_column_articles": 105, "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": 1278, "total_submitted": 1737, "total_column_articles": 27, "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": 3203, "total_submitted": 6217, "total_column_articles": 49, "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": 5616, "total_submitted": 14835, "total_column_articles": 82, "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": 5345, "total_submitted": 15250, "total_column_articles": 96, "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": 10235, "total_submitted": 18723, "total_column_articles": 126, "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": 193, "total_submitted": 425, "total_column_articles": 14, "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": 1977, "total_submitted": 4495, "total_column_articles": 41, "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": 3032, "total_submitted": 6994, "total_column_articles": 54, "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": 1292, "total_submitted": 2516, "total_column_articles": 22, "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": 5288, "total_submitted": 9364, "total_column_articles": 104, "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": 6338, "total_submitted": 20223, "total_column_articles": 90, "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": 9055, "total_submitted": 13851, "total_column_articles": 128, "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": 408, "total_submitted": 681, "total_column_articles": 17, "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": 129, "total_submitted": 338, "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": 241, "total_submitted": 665, "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": 303, "total_submitted": 591, "total_column_articles": 9, "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": 688, "total_submitted": 927, "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": 804, "total_submitted": 1637, "total_column_articles": 33, "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": 532, "total_submitted": 1094, "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": 1410, "total_submitted": 3838, "total_column_articles": 46, "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": 4179, "total_submitted": 15502, "total_column_articles": 75, "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": 7021, "total_submitted": 15349, "total_column_articles": 90, "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": 71, "total_submitted": 199, "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": 1265, "total_submitted": 2928, "total_column_articles": 32, "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": 1334, "total_submitted": 4070, "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": 393, "total_submitted": 634, "total_column_articles": 16, "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": 2603, "total_submitted": 4480, "total_column_articles": 74, "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": 1641, "total_submitted": 4874, "total_column_articles": 46, "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": 6767, "total_submitted": 13667, "total_column_articles": 117, "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": 27936, "total_submitted": 32048, "total_column_articles": 250, "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": 1728, "total_submitted": 2823, "total_column_articles": 36, "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": 73, "total_submitted": 110, "total_column_articles": 6, "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": 2574, "total_submitted": 5999, "total_column_articles": 68, "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": 4016, "total_submitted": 9782, "total_column_articles": 88, "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": 9096, "total_submitted": 12316, "total_column_articles": 142, "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": 285, "total_submitted": 560, "total_column_articles": 8, "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": 2056, "total_submitted": 8111, "total_column_articles": 38, "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": 5774, "total_submitted": 15882, "total_column_articles": 89, "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": 6970, "total_submitted": 19523, "total_column_articles": 112, "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": 24859, "total_submitted": 28458, "total_column_articles": 227, "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": 4553, "total_submitted": 7764, "total_column_articles": 92, "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": 1461, "total_submitted": 4028, "total_column_articles": 26, "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": 3571, "total_submitted": 8732, "total_column_articles": 42, "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": 3592, "total_submitted": 8706, "total_column_articles": 64, "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": 3763, "total_submitted": 8310, "total_column_articles": 80, "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": 14608, "total_submitted": 17839, "total_column_articles": 180, "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": 10809, "total_submitted": 14818, "total_column_articles": 78, "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": 4099, "total_submitted": 9126, "total_column_articles": 63, "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": 2447, "total_submitted": 5714, "total_column_articles": 52, "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": 7136, "total_submitted": 18406, "total_column_articles": 120, "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": 8618, "total_submitted": 12335, "total_column_articles": 106, "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": 864, "total_submitted": 1499, "total_column_articles": 25, "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": 15869, "total_submitted": 24013, "total_column_articles": 280, "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": 3144, "total_submitted": 7351, "total_column_articles": 62, "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": 4747, "total_submitted": 15707, "total_column_articles": 92, "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": 12087, "total_submitted": 19415, "total_column_articles": 156, "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": 5384, "total_submitted": 7731, "total_column_articles": 84, "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": 1499, "total_submitted": 2310, "total_column_articles": 36, "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": 761, "total_submitted": 884, "total_column_articles": 28, "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": 1541, "total_submitted": 3392, "total_column_articles": 42, "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": 6272, "total_submitted": 18046, "total_column_articles": 91, "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": 4536, "total_submitted": 7090, "total_column_articles": 56, "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": 8623, "total_submitted": 15635, "total_column_articles": 110, "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": 30611, "total_submitted": 45467, "total_column_articles": 182, "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": 3335, "total_submitted": 14433, "total_column_articles": 66, "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": 5045, "total_submitted": 8781, "total_column_articles": 96, "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": 5173, "total_submitted": 7756, "total_column_articles": 99, "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": 7393, "total_submitted": 23833, "total_column_articles": 121, "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": 1699, "total_submitted": 3631, "total_column_articles": 42, "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": 2891, "total_submitted": 10345, "total_column_articles": 53, "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": 3422, "total_submitted": 10071, "total_column_articles": 77, "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": 6642, "total_submitted": 10207, "total_column_articles": 94, "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": 8293, "total_submitted": 14138, "total_column_articles": 134, "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": 2564, "total_submitted": 3641, "total_column_articles": 36, "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": 2092, "total_submitted": 5310, "total_column_articles": 34, "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": 4596, "total_submitted": 15811, "total_column_articles": 133, "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": 7617, "total_submitted": 20690, "total_column_articles": 81, "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": 10131, "total_submitted": 13228, "total_column_articles": 158, "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": 804, "total_submitted": 1217, "total_column_articles": 32, "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": 1096, "total_submitted": 2090, "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": 103, "total_submitted": 173, "total_column_articles": 9, "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": 43459, "total_submitted": 94745, "total_column_articles": 575, "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": 35802, "total_submitted": 60518, "total_column_articles": 479, "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": 2479, "total_submitted": 3973, "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": 636, "total_submitted": 1125, "total_column_articles": 18, "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": 2716, "total_submitted": 4365, "total_column_articles": 35, "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": 7769, "total_submitted": 27523, "total_column_articles": 149, "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": 10193, "total_submitted": 23517, "total_column_articles": 107, "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": 15339, "total_submitted": 20604, "total_column_articles": 196, "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": 1840, "total_submitted": 3937, "total_column_articles": 37, "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": 234, "total_submitted": 399, "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": 3013, "total_submitted": 4877, "total_column_articles": 61, "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": 6322, "total_submitted": 12448, "total_column_articles": 75, "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": 5614, "total_submitted": 14083, "total_column_articles": 125, "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": 18139, "total_submitted": 21186, "total_column_articles": 227, "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": 531, "total_submitted": 836, "total_column_articles": 28, "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": 2044, "total_submitted": 3846, "total_column_articles": 56, "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": 2623, "total_submitted": 5881, "total_column_articles": 67, "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": 2915, "total_submitted": 6301, "total_column_articles": 51, "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": 35028, "total_submitted": 43026, "total_column_articles": 443, "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": 11490, "total_submitted": 16099, "total_column_articles": 181, "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": 3049, "total_submitted": 6474, "total_column_articles": 46, "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": 6689, "total_submitted": 18333, "total_column_articles": 112, "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": 16300, "total_submitted": 26178, "total_column_articles": 190, "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": 14806, "total_submitted": 19805, "total_column_articles": 176, "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": 1191, "total_submitted": 1608, "total_column_articles": 53, "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": 2599, "total_submitted": 3350, "total_column_articles": 46, "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": 562, "total_submitted": 1363, "total_column_articles": 32, "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": 158, "total_submitted": 290, "total_column_articles": 9, "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": 2952, "total_submitted": 4807, "total_column_articles": 57, "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": 2659, "total_submitted": 6318, "total_column_articles": 60, "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": 6629, "total_submitted": 20199, "total_column_articles": 127, "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": 10707, "total_submitted": 15837, "total_column_articles": 139, "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": 4520, "total_submitted": 5023, "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": 4767, "total_submitted": 7601, "total_column_articles": 94, "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": 5355, "total_submitted": 6999, "total_column_articles": 103, "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": 11008, "total_submitted": 14642, "total_column_articles": 228, "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": 268, "total_submitted": 574, "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": 2402, "total_submitted": 6121, "total_column_articles": 56, "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": 8981, "total_submitted": 16939, "total_column_articles": 167, "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": 33524, "total_submitted": 78245, "total_column_articles": 351, "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": 10953, "total_submitted": 13799, "total_column_articles": 136, "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": 2294, "total_submitted": 3559, "total_column_articles": 47, "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": 4219, "total_submitted": 7969, "total_column_articles": 67, "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": 8221, "total_submitted": 22372, "total_column_articles": 151, "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": 46457, "total_submitted": 68227, "total_column_articles": 421, "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": 19145, "total_submitted": 23330, "total_column_articles": 302, "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": 309, "total_submitted": 492, "total_column_articles": 8, "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": 3417, "total_submitted": 5542, "total_column_articles": 48, "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": 3168, "total_submitted": 8292, "total_column_articles": 55, "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": 29324, "total_submitted": 46405, "total_column_articles": 393, "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": 11749, "total_submitted": 24564, "total_column_articles": 119, "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": 10201, "total_submitted": 12914, "total_column_articles": 172, "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": 3079, "total_submitted": 10533, "total_column_articles": 67, "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": 8973, "total_submitted": 13977, "total_column_articles": 176, "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": 46384, "total_submitted": 58822, "total_column_articles": 518, "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": 31873, "total_submitted": 43061, "total_column_articles": 359, "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": 1474, "total_submitted": 2585, "total_column_articles": 52, "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": 15408, "total_submitted": 19422, "total_column_articles": 89, "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": 3107, "total_submitted": 7679, "total_column_articles": 37, "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": 28741, "total_submitted": 76837, "total_column_articles": 368, "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": 7328, "total_submitted": 10461, "total_column_articles": 122, "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": 50915, "total_submitted": 69895, "total_column_articles": 686, "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": 288, "total_submitted": 545, "total_column_articles": 11, "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": 3275, "total_submitted": 4597, "total_column_articles": 42, "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": 1099, "total_submitted": 2155, "total_column_articles": 23, "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": 5180, "total_submitted": 7364, "total_column_articles": 94, "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": 11336, "total_submitted": 13114, "total_column_articles": 155, "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": 15147, "total_submitted": 19430, "total_column_articles": 211, "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": 426, "total_submitted": 683, "total_column_articles": 27, "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": 2827, "total_submitted": 10267, "total_column_articles": 51, "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": 5862, "total_submitted": 9081, "total_column_articles": 92, "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": 7120, "total_submitted": 12055, "total_column_articles": 109, "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": 14081, "total_submitted": 30806, "total_column_articles": 210, "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": 3366, "total_submitted": 4122, "total_column_articles": 61, "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": 366, "total_submitted": 763, "total_column_articles": 17, "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": 4094, "total_submitted": 7532, "total_column_articles": 61, "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": 5575, "total_submitted": 19891, "total_column_articles": 139, "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": 5271, "total_submitted": 13355, "total_column_articles": 129, "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": 12968, "total_submitted": 19273, "total_column_articles": 213, "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": 7443, "total_submitted": 9460, "total_column_articles": 76, "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": 4520, "total_submitted": 12599, "total_column_articles": 98, "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": 2205, "total_submitted": 7105, "total_column_articles": 49, "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": 6350, "total_submitted": 13279, "total_column_articles": 97, "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": 11736, "total_submitted": 14982, "total_column_articles": 290, "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": 650, "total_submitted": 1401, "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": 4832, "total_submitted": 11109, "total_column_articles": 111, "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": 7708, "total_submitted": 15090, "total_column_articles": 122, "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": 50040, "total_submitted": 59844, "total_column_articles": 470, "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": 22179, "total_submitted": 39875, "total_column_articles": 337, "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": 2016, "total_submitted": 2512, "total_column_articles": 42, "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": 12289, "total_submitted": 18871, "total_column_articles": 63, "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": 4586, "total_submitted": 13156, "total_column_articles": 111, "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": 7410, "total_submitted": 20516, "total_column_articles": 77, "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": 11193, "total_submitted": 26301, "total_column_articles": 138, "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": 2249, "total_submitted": 3165, "total_column_articles": 42, "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": 43094, "total_submitted": 48977, "total_column_articles": 140, "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": 2582, "total_submitted": 6076, "total_column_articles": 58, "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": 3129, "total_submitted": 5839, "total_column_articles": 44, "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": 8970, "total_submitted": 15642, "total_column_articles": 125, "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": 10298, "total_submitted": 21106, "total_column_articles": 191, "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": 1046, "total_submitted": 1273, "total_column_articles": 25, "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": 2386, "total_submitted": 5059, "total_column_articles": 53, "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": 5296, "total_submitted": 10930, "total_column_articles": 113, "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": 7379, "total_submitted": 13938, "total_column_articles": 113, "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": 20113, "total_submitted": 23838, "total_column_articles": 253, "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": 3335, "total_submitted": 4957, "total_column_articles": 62, "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": 2774, "total_submitted": 7413, "total_column_articles": 49, "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": 5044, "total_submitted": 13215, "total_column_articles": 116, "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": 12469, "total_submitted": 14621, "total_column_articles": 218, "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": 19180, "total_submitted": 25431, "total_column_articles": 368, "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": 2131, "total_submitted": 3548, "total_column_articles": 66, "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": 11699, "total_submitted": 13724, "total_column_articles": 81, "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": 1572, "total_submitted": 4778, "total_column_articles": 41, "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": 5075, "total_submitted": 9387, "total_column_articles": 73, "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": 7262, "total_submitted": 10814, "total_column_articles": 141, "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": 14371, "total_submitted": 22291, "total_column_articles": 231, "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": 3145, "total_submitted": 7019, "total_column_articles": 46, "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": 7682, "total_submitted": 13434, "total_column_articles": 127, "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": 5751, "total_submitted": 12942, "total_column_articles": 115, "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": 9486, "total_submitted": 14900, "total_column_articles": 150, "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": 1182, "total_submitted": 1785, "total_column_articles": 40, "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": 4396, "total_submitted": 9399, "total_column_articles": 54, "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": 4458, "total_submitted": 10265, "total_column_articles": 71, "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": 5147, "total_submitted": 11937, "total_column_articles": 99, "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": 7984, "total_submitted": 12605, "total_column_articles": 162, "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": 11606, "total_submitted": 18235, "total_column_articles": 158, "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": 12204, "total_submitted": 19529, "total_column_articles": 69, "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": 22672, "total_submitted": 34026, "total_column_articles": 316, "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": 1849, "total_submitted": 4711, "total_column_articles": 35, "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": 3361, "total_submitted": 6975, "total_column_articles": 82, "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": 25562, "total_submitted": 37244, "total_column_articles": 271, "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": 29517, "total_submitted": 81364, "total_column_articles": 374, "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": 4285, "total_submitted": 8717, "total_column_articles": 84, "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": 23528, "total_submitted": 33789, "total_column_articles": 347, "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": 519, "total_submitted": 904, "total_column_articles": 19, "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": 3052, "total_submitted": 4271, "total_column_articles": 48, "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": 3375, "total_submitted": 6914, "total_column_articles": 74, "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": 30182, "total_submitted": 46341, "total_column_articles": 409, "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": 4837, "total_submitted": 14105, "total_column_articles": 112, "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": 30987, "total_submitted": 69304, "total_column_articles": 381, "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": 3427, "total_submitted": 4702, "total_column_articles": 63, "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": 4401, "total_submitted": 8523, "total_column_articles": 62, "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": 4514, "total_submitted": 10150, "total_column_articles": 102, "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": 5433, "total_submitted": 10137, "total_column_articles": 118, "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": 41704, "total_submitted": 53280, "total_column_articles": 591, "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": 1426, "total_submitted": 2074, "total_column_articles": 43, "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": 4076, "total_submitted": 6979, "total_column_articles": 87, "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": 10912, "total_submitted": 15358, "total_column_articles": 167, "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": 35875, "total_submitted": 43084, "total_column_articles": 431, "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": 5894, "total_submitted": 7625, "total_column_articles": 76, "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": 5454, "total_submitted": 10751, "total_column_articles": 130, "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": 51188, "total_submitted": 59112, "total_column_articles": 548, "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": 770, "total_submitted": 1490, "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": 11787, "total_submitted": 14425, "total_column_articles": 90, "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": 1359, "total_submitted": 2702, "total_column_articles": 36, "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": 28861, "total_submitted": 39866, "total_column_articles": 376, "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": 2795, "total_submitted": 5878, "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": 17035, "total_submitted": 21772, "total_column_articles": 278, "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": 17524, "total_submitted": 35304, "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": 9690, "total_submitted": 35106, "total_column_articles": 142, "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": 31512, "total_submitted": 87745, "total_column_articles": 368, "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": 16877, "total_submitted": 24200, "total_column_articles": 253, "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": 475, "total_submitted": 713, "total_column_articles": 18, "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": 5595, "total_submitted": 6213, "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": 15343, "total_submitted": 30454, "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": 27327, "total_submitted": 53778, "total_column_articles": 197, "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": 27167, "total_submitted": 60085, "total_column_articles": 361, "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": 15618, "total_submitted": 20174, "total_column_articles": 241, "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": 783, "total_submitted": 1370, "total_column_articles": 33, "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": 3555, "total_submitted": 9971, "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": 12736, "total_submitted": 18274, "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": 2730, "total_submitted": 5440, "total_column_articles": 61, "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": 3012, "total_submitted": 6715, "total_column_articles": 64, "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": 38837, "total_submitted": 55534, "total_column_articles": 706, "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": 2042, "total_submitted": 2514, "total_column_articles": 42, "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": 2842, "total_submitted": 5220, "total_column_articles": 55, "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": 9424, "total_submitted": 23625, "total_column_articles": 149, "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": 10800, "total_submitted": 21356, "total_column_articles": 188, "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": 10126, "total_submitted": 16157, "total_column_articles": 172, "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": 20458, "total_submitted": 32387, "total_column_articles": 141, "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": 390, "total_submitted": 607, "total_column_articles": 18, "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": 344, "total_submitted": 609, "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": 5497, "total_submitted": 10132, "total_column_articles": 119, "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": 18785, "total_submitted": 21726, "total_column_articles": 247, "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": 55382, "total_submitted": 65748, "total_column_articles": 601, "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": 1898, "total_submitted": 4945, "total_column_articles": 31, "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": 3826, "total_submitted": 7931, "total_column_articles": 74, "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": 5364, "total_submitted": 8752, "total_column_articles": 116, "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": 12974, "total_submitted": 18740, "total_column_articles": 267, "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": 4796, "total_submitted": 6431, "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": 6575, "total_submitted": 13663, "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": 3062, "total_submitted": 7410, "total_column_articles": 60, "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": 8941, "total_submitted": 17380, "total_column_articles": 146, "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": 24202, "total_submitted": 29051, "total_column_articles": 417, "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": 694, "total_submitted": 928, "total_column_articles": 32, "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": 1418, "total_submitted": 2131, "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": 3479, "total_submitted": 7978, "total_column_articles": 59, "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": 3323, "total_submitted": 8348, "total_column_articles": 68, "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": 9642, "total_submitted": 25535, "total_column_articles": 201, "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": 94451, "total_submitted": 108332, "total_column_articles": 971, "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": 3459, "total_submitted": 4332, "total_column_articles": 52, "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": 1490, "total_submitted": 3385, "total_column_articles": 32, "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": 3669, "total_submitted": 7543, "total_column_articles": 63, "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": 5634, "total_submitted": 8841, "total_column_articles": 125, "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": 22569, "total_submitted": 27450, "total_column_articles": 457, "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": 1355, "total_submitted": 3256, "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": 6286, "total_submitted": 9516, "total_column_articles": 101, "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": 6553, "total_submitted": 11814, "total_column_articles": 126, "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": 9361, "total_submitted": 16285, "total_column_articles": 154, "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": 25825, "total_submitted": 31931, "total_column_articles": 372, "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": 2845, "total_submitted": 5138, "total_column_articles": 39, "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": 1987, "total_submitted": 3721, "total_column_articles": 46, "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": 1695, "total_submitted": 3977, "total_column_articles": 30, "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": 6675, "total_submitted": 14296, "total_column_articles": 97, "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": 13510, "total_submitted": 42315, "total_column_articles": 203, "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": 10075, "total_submitted": 12947, "total_column_articles": 121, "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": 1295, "total_submitted": 2217, "total_column_articles": 43, "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": 5709, "total_submitted": 8758, "total_column_articles": 47, "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": 3396, "total_submitted": 7019, "total_column_articles": 84, "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": 5376, "total_submitted": 17821, "total_column_articles": 123, "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": 10025, "total_submitted": 18795, "total_column_articles": 146, "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": 42129, "total_submitted": 79746, "total_column_articles": 424, "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": 699, "total_submitted": 845, "total_column_articles": 25, "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": 6224, "total_submitted": 11853, "total_column_articles": 117, "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": 2817, "total_submitted": 6019, "total_column_articles": 56, "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": 18553, "total_submitted": 24641, "total_column_articles": 320, "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": 9976, "total_submitted": 22467, "total_column_articles": 183, "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": 5042, "total_submitted": 6467, "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": 8660, "total_submitted": 19146, "total_column_articles": 139, "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": 14060, "total_submitted": 18127, "total_column_articles": 320, "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": 15311, "total_submitted": 23934, "total_column_articles": 258, "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": 3457, "total_submitted": 4699, "total_column_articles": 52, "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": 3009, "total_submitted": 7677, "total_column_articles": 47, "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": 6253, "total_submitted": 20572, "total_column_articles": 86, "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": 5329, "total_submitted": 9973, "total_column_articles": 117, "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": 10143, "total_submitted": 16043, "total_column_articles": 234, "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": 33934, "total_submitted": 67467, "total_column_articles": 380, "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": 10041, "total_submitted": 13228, "total_column_articles": 174, "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": 34634, "total_submitted": 61857, "total_column_articles": 413, "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": 677, "total_submitted": 917, "total_column_articles": 31, "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": 5882, "total_submitted": 10883, "total_column_articles": 69, "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": 4956, "total_submitted": 12242, "total_column_articles": 101, "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": 3525, "total_submitted": 6361, "total_column_articles": 74, "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": 16193, "total_submitted": 26226, "total_column_articles": 284, "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": 1407, "total_submitted": 1883, "total_column_articles": 54, "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": 1732, "total_submitted": 4060, "total_column_articles": 39, "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": 3794, "total_submitted": 5285, "total_column_articles": 67, "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": 7229, "total_submitted": 8922, "total_column_articles": 107, "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": 13605, "total_submitted": 19675, "total_column_articles": 260, "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": 2259, "total_submitted": 3538, "total_column_articles": 48, "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": 5888, "total_submitted": 21027, "total_column_articles": 110, "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": 8062, "total_submitted": 14637, "total_column_articles": 97, "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": 53121, "total_submitted": 63317, "total_column_articles": 745, "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": 546, "total_submitted": 804, "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": 4606, "total_submitted": 6115, "total_column_articles": 73, "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": 12204, "total_submitted": 14513, "total_column_articles": 98, "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": 16762, "total_submitted": 37898, "total_column_articles": 158, "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": 2622, "total_submitted": 4242, "total_column_articles": 64, "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": 30211, "total_submitted": 51401, "total_column_articles": 467, "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": 18544, "total_submitted": 30962, "total_column_articles": 343, "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": 671, "total_submitted": 1073, "total_column_articles": 35, "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": 3673, "total_submitted": 22519, "total_column_articles": 81, "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": 13419, "total_submitted": 20683, "total_column_articles": 82, "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": 3158, "total_submitted": 8446, "total_column_articles": 57, "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": 2307, "total_submitted": 5006, "total_column_articles": 41, "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": 17302, "total_submitted": 21205, "total_column_articles": 144, "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": 20904, "total_submitted": 33858, "total_column_articles": 227, "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": 18268, "total_submitted": 27554, "total_column_articles": 222, "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": 4611, "total_submitted": 10836, "total_column_articles": 79, "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": 13975, "total_submitted": 20747, "total_column_articles": 186, "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": 454, "total_submitted": 778, "total_column_articles": 26, "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": 6692, "total_submitted": 8666, "total_column_articles": 68, "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": 2498, "total_submitted": 5053, "total_column_articles": 47, "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": 5181, "total_submitted": 15889, "total_column_articles": 115, "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": 7364, "total_submitted": 13125, "total_column_articles": 115, "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": 9951, "total_submitted": 22603, "total_column_articles": 164, "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": 3408, "total_submitted": 3832, "total_column_articles": 50, "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": 5079, "total_submitted": 6898, "total_column_articles": 51, "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": 4892, "total_submitted": 6499, "total_column_articles": 92, "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": 19406, "total_submitted": 40319, "total_column_articles": 183, "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": 5004, "total_submitted": 11915, "total_column_articles": 87, "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": 66416, "total_submitted": 78687, "total_column_articles": 535, "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": 2787, "total_submitted": 6434, "total_column_articles": 49, "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": 38200, "total_submitted": 57708, "total_column_articles": 491, "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": 19544, "total_submitted": 28597, "total_column_articles": 247, "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": 12403, "total_submitted": 18492, "total_column_articles": 159, "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": 927, "total_submitted": 1647, "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": 4365, "total_submitted": 9821, "total_column_articles": 70, "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": 17362, "total_submitted": 28027, "total_column_articles": 315, "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": 13125, "total_submitted": 22192, "total_column_articles": 241, "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": 5952, "total_submitted": 17727, "total_column_articles": 94, "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": 49702, "total_submitted": 96721, "total_column_articles": 606, "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": 957, "total_submitted": 1647, "total_column_articles": 28, "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": 1713, "total_submitted": 2790, "total_column_articles": 49, "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": 5135, "total_submitted": 16473, "total_column_articles": 81, "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": 5091, "total_submitted": 18167, "total_column_articles": 70, "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": 55623, "total_submitted": 66297, "total_column_articles": 871, "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": 2561, "total_submitted": 5360, "total_column_articles": 55, "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": 3250, "total_submitted": 7144, "total_column_articles": 67, "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": 27982, "total_submitted": 66101, "total_column_articles": 380, "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": 10087, "total_submitted": 22776, "total_column_articles": 157, "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": 5198, "total_submitted": 7694, "total_column_articles": 87, "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": 484, "total_submitted": 709, "total_column_articles": 20, "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": 4663, "total_submitted": 8445, "total_column_articles": 54, "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": 4827, "total_submitted": 12276, "total_column_articles": 71, "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": 5390, "total_submitted": 15997, "total_column_articles": 106, "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": 14441, "total_submitted": 18570, "total_column_articles": 210, "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": 10194, "total_submitted": 17775, "total_column_articles": 112, "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": 198, "total_submitted": 359, "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": 8042, "total_submitted": 13635, "total_column_articles": 94, "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": 8060, "total_submitted": 22464, "total_column_articles": 132, "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": 5497, "total_submitted": 18035, "total_column_articles": 79, "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": 28114, "total_submitted": 34864, "total_column_articles": 469, "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": 9228, "total_submitted": 29639, "total_column_articles": 137, "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": 13154, "total_submitted": 24417, "total_column_articles": 173, "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": 13120, "total_submitted": 16015, "total_column_articles": 186, "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": 661, "total_submitted": 1131, "total_column_articles": 32, "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": 5289, "total_submitted": 8433, "total_column_articles": 76, "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": 21903, "total_submitted": 45256, "total_column_articles": 142, "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": 4965, "total_submitted": 8942, "total_column_articles": 84, "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": 3346, "total_submitted": 8116, "total_column_articles": 62, "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": 8663, "total_submitted": 15518, "total_column_articles": 112, "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": 24020, "total_submitted": 43273, "total_column_articles": 382, "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": 1703, "total_submitted": 2399, "total_column_articles": 50, "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": 5170, "total_submitted": 9346, "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": 5284, "total_submitted": 13692, "total_column_articles": 88, "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": 5404, "total_submitted": 8629, "total_column_articles": 84, "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": 13340, "total_submitted": 16636, "total_column_articles": 188, "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": 15219, "total_submitted": 26791, "total_column_articles": 243, "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": 5666, "total_submitted": 14643, "total_column_articles": 113, "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": 4647, "total_submitted": 10370, "total_column_articles": 88, "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": 15016, "total_submitted": 32624, "total_column_articles": 202, "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": 21133, "total_submitted": 27109, "total_column_articles": 198, "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": 307, "total_submitted": 557, "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": 6600, "total_submitted": 9594, "total_column_articles": 82, "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": 10162, "total_submitted": 17544, "total_column_articles": 176, "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": 10245, "total_submitted": 14648, "total_column_articles": 156, "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": 34499, "total_submitted": 43956, "total_column_articles": 425, "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": 839, "total_submitted": 1023, "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": 6239, "total_submitted": 14413, "total_column_articles": 96, "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": 12846, "total_submitted": 26659, "total_column_articles": 149, "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": 5668, "total_submitted": 17499, "total_column_articles": 96, "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": 29185, "total_submitted": 54098, "total_column_articles": 414, "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": 3211, "total_submitted": 7872, "total_column_articles": 66, "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": 2865, "total_submitted": 8340, "total_column_articles": 80, "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": 6381, "total_submitted": 20349, "total_column_articles": 135, "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": 56984, "total_submitted": 81219, "total_column_articles": 855, "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": 7824, "total_submitted": 12774, "total_column_articles": 102, "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": 1624, "total_submitted": 5573, "total_column_articles": 43, "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": 5870, "total_submitted": 10982, "total_column_articles": 48, "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": 3783, "total_submitted": 10826, "total_column_articles": 70, "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": 2409, "total_submitted": 6655, "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": 12642, "total_submitted": 32649, "total_column_articles": 182, "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": 66465, "total_submitted": 78479, "total_column_articles": 867, "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": 1598, "total_submitted": 1909, "total_column_articles": 40, "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": 4064, "total_submitted": 6375, "total_column_articles": 74, "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": 6968, "total_submitted": 10596, "total_column_articles": 133, "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": 7333, "total_submitted": 16462, "total_column_articles": 130, "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": 29376, "total_submitted": 57875, "total_column_articles": 461, "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": 3864, "total_submitted": 10297, "total_column_articles": 84, "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": 9594, "total_submitted": 15682, "total_column_articles": 153, "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": 10021, "total_submitted": 19158, "total_column_articles": 101, "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": 35975, "total_submitted": 50958, "total_column_articles": 458, "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": 21838, "total_submitted": 32385, "total_column_articles": 156, "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": 1154, "total_submitted": 1469, "total_column_articles": 35, "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": 3110, "total_submitted": 5563, "total_column_articles": 55, "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": 3760, "total_submitted": 9608, "total_column_articles": 80, "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": 7569, "total_submitted": 20928, "total_column_articles": 108, "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": 10613, "total_submitted": 26558, "total_column_articles": 128, "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": 13692, "total_submitted": 25618, "total_column_articles": 205, "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": 2659, "total_submitted": 3775, "total_column_articles": 88, "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": 6719, "total_submitted": 11277, "total_column_articles": 83, "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": 6639, "total_submitted": 12020, "total_column_articles": 114, "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": 8468, "total_submitted": 14945, "total_column_articles": 84, "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": 12427, "total_submitted": 18206, "total_column_articles": 140, "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": 10028, "total_submitted": 39416, "total_column_articles": 146, "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": 9253, "total_submitted": 28752, "total_column_articles": 121, "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": 76102, "total_submitted": 88778, "total_column_articles": 744, "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": 4001, "total_submitted": 4884, "total_column_articles": 118, "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": 4436, "total_submitted": 6349, "total_column_articles": 59, "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": 4098, "total_submitted": 6624, "total_column_articles": 70, "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": 36319, "total_submitted": 61619, "total_column_articles": 465, "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": 13379, "total_submitted": 27082, "total_column_articles": 190, "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": 179763, "total_submitted": 214349, "total_column_articles": 1665, "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": 3300, "total_submitted": 8544, "total_column_articles": 48, "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": 12527, "total_submitted": 21380, "total_column_articles": 221, "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": 10775, "total_submitted": 17151, "total_column_articles": 121, "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": 36429, "total_submitted": 56595, "total_column_articles": 517, "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": 16510, "total_submitted": 24687, "total_column_articles": 176, "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": 12690, "total_submitted": 20755, "total_column_articles": 203, "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": 8560, "total_submitted": 15523, "total_column_articles": 124, "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": 61092, "total_submitted": 72930, "total_column_articles": 825, "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": 7845, "total_submitted": 19745, "total_column_articles": 113, "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": 7745, "total_submitted": 9048, "total_column_articles": 88, "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": 1975, "total_submitted": 3139, "total_column_articles": 54, "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": 8569, "total_submitted": 17303, "total_column_articles": 178, "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": 7723, "total_submitted": 23963, "total_column_articles": 90, "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": 34916, "total_submitted": 45692, "total_column_articles": 490, "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": 6902, "total_submitted": 22982, "total_column_articles": 121, "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": 14361, "total_submitted": 16609, "total_column_articles": 133, "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": 3996, "total_submitted": 6562, "total_column_articles": 72, "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": 21913, "total_submitted": 30656, "total_column_articles": 346, "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": 6468, "total_submitted": 14335, "total_column_articles": 104, "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": 9595, "total_submitted": 15344, "total_column_articles": 161, "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": 20373, "total_submitted": 38272, "total_column_articles": 292, "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": 14846, "total_submitted": 23770, "total_column_articles": 274, "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": 5048, "total_submitted": 7178, "total_column_articles": 61, "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": 5967, "total_submitted": 9444, "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": 1918, "total_submitted": 5152, "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": 6973, "total_submitted": 13701, "total_column_articles": 107, "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": 12060, "total_submitted": 22615, "total_column_articles": 181, "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": 27398, "total_submitted": 34082, "total_column_articles": 388, "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": 3680, "total_submitted": 6008, "total_column_articles": 87, "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": 9610, "total_submitted": 21430, "total_column_articles": 180, "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": 7728, "total_submitted": 14939, "total_column_articles": 111, "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 Sub-arrays", "question__title_slug": "make-two-arrays-equal-by-reversing-sub-arrays", "question__hide": false, "total_acs": 18780, "total_submitted": 25355, "total_column_articles": 390, "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": 3315, "total_submitted": 6177, "total_column_articles": 76, "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": 6678, "total_submitted": 15891, "total_column_articles": 164, "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": 36952, "total_submitted": 46643, "total_column_articles": 396, "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": 22080, "total_submitted": 33912, "total_column_articles": 453, "frontend_question_id": "1441", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "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": 4863, "total_submitted": 6772, "total_column_articles": 46, "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": 6426, "total_submitted": 11496, "total_column_articles": 90, "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": 39278, "total_submitted": 80269, "total_column_articles": 533, "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": 13222, "total_submitted": 23022, "total_column_articles": 219, "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": 49398, "total_submitted": 60225, "total_column_articles": 722, "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": 4599, "total_submitted": 8300, "total_column_articles": 98, "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": 17854, "total_submitted": 28517, "total_column_articles": 218, "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": 15089, "total_submitted": 20953, "total_column_articles": 246, "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": 40011, "total_submitted": 59094, "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": 54670, "total_submitted": 89672, "total_column_articles": 738, "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": 16501, "total_submitted": 26418, "total_column_articles": 151, "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": 8708, "total_submitted": 21087, "total_column_articles": 179, "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": 42223, "total_submitted": 76236, "total_column_articles": 600, "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": 12986, "total_submitted": 23947, "total_column_articles": 250, "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": 7604, "total_submitted": 10193, "total_column_articles": 109, "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": 3053, "total_submitted": 4914, "total_column_articles": 56, "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": 9646, "total_submitted": 22466, "total_column_articles": 190, "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": 27463, "total_submitted": 37601, "total_column_articles": 434, "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": 15405, "total_submitted": 29603, "total_column_articles": 232, "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": 3274, "total_submitted": 6645, "total_column_articles": 57, "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": 7148, "total_submitted": 11154, "total_column_articles": 132, "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": 5386, "total_submitted": 13570, "total_column_articles": 119, "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": 84094, "total_submitted": 99499, "total_column_articles": 1114, "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": 8884, "total_submitted": 15876, "total_column_articles": 152, "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": 8440, "total_submitted": 17731, "total_column_articles": 127, "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": 9698, "total_submitted": 11937, "total_column_articles": 165, "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": 16684, "total_submitted": 26958, "total_column_articles": 245, "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": 13625, "total_submitted": 16025, "total_column_articles": 142, "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": 6452, "total_submitted": 10984, "total_column_articles": 98, "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": 8515, "total_submitted": 17022, "total_column_articles": 175, "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": 24831, "total_submitted": 36011, "total_column_articles": 423, "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": 3351, "total_submitted": 5835, "total_column_articles": 74, "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": 3368, "total_submitted": 8095, "total_column_articles": 62, "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": 7814, "total_submitted": 11409, "total_column_articles": 207, "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": 28788, "total_submitted": 40774, "total_column_articles": 435, "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": 14665, "total_submitted": 21070, "total_column_articles": 304, "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": 1336, "total_submitted": 3251, "total_column_articles": 43, "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": 17082, "total_submitted": 41595, "total_column_articles": 227, "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": 17286, "total_submitted": 23843, "total_column_articles": 249, "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": 21344, "total_submitted": 32363, "total_column_articles": 355, "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": 9516, "total_submitted": 10950, "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": 11439, "total_submitted": 26430, "total_column_articles": 195, "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": 7751, "total_submitted": 18909, "total_column_articles": 237, "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": 31911, "total_submitted": 38404, "total_column_articles": 533, "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": 4589, "total_submitted": 7485, "total_column_articles": 69, "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": 12181, "total_submitted": 16060, "total_column_articles": 213, "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": 7912, "total_submitted": 12963, "total_column_articles": 128, "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": 4890, "total_submitted": 11500, "total_column_articles": 109, "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": 11671, "total_submitted": 17456, "total_column_articles": 187, "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": 5430, "total_submitted": 16227, "total_column_articles": 103, "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": 12872, "total_submitted": 15324, "total_column_articles": 196, "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": 15429, "total_submitted": 21175, "total_column_articles": 197, "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": 53030, "total_submitted": 69045, "total_column_articles": 718, "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": 5057, "total_submitted": 7364, "total_column_articles": 81, "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": 5841, "total_submitted": 8749, "total_column_articles": 74, "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": 5143, "total_submitted": 15404, "total_column_articles": 148, "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": 11803, "total_submitted": 22054, "total_column_articles": 227, "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": 9716, "total_submitted": 16564, "total_column_articles": 193, "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": 19329, "total_submitted": 25941, "total_column_articles": 257, "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": 5861, "total_submitted": 10444, "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": 11856, "total_submitted": 17073, "total_column_articles": 211, "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": 7645, "total_submitted": 23342, "total_column_articles": 148, "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": 26992, "total_submitted": 41213, "total_column_articles": 367, "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": 5924, "total_submitted": 10332, "total_column_articles": 128, "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": 19698, "total_submitted": 45866, "total_column_articles": 299, "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": 8567, "total_submitted": 15801, "total_column_articles": 161, "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": 97896, "total_submitted": 118781, "total_column_articles": 1211, "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": 11005, "total_submitted": 12952, "total_column_articles": 99, "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": 5389, "total_submitted": 13433, "total_column_articles": 74, "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": 3522, "total_submitted": 12385, "total_column_articles": 79, "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": 15323, "total_submitted": 52227, "total_column_articles": 188, "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": 8975, "total_submitted": 19417, "total_column_articles": 103, "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": 41008, "total_submitted": 54723, "total_column_articles": 678, "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": 14945, "total_submitted": 35552, "total_column_articles": 271, "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": 10813, "total_submitted": 20429, "total_column_articles": 198, "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": 23254, "total_submitted": 39951, "total_column_articles": 291, "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": 50754, "total_submitted": 64325, "total_column_articles": 618, "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": 4198, "total_submitted": 7979, "total_column_articles": 111, "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": 4527, "total_submitted": 13740, "total_column_articles": 68, "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": 9829, "total_submitted": 13071, "total_column_articles": 152, "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": 24711, "total_submitted": 57838, "total_column_articles": 404, "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": 2821, "total_submitted": 6273, "total_column_articles": 66, "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": 5662, "total_submitted": 9712, "total_column_articles": 116, "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": 10742, "total_submitted": 26238, "total_column_articles": 164, "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": 11051, "total_submitted": 17182, "total_column_articles": 163, "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": 50050, "total_submitted": 72554, "total_column_articles": 803, "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": 7837, "total_submitted": 11389, "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": 3659, "total_submitted": 6501, "total_column_articles": 85, "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": 8333, "total_submitted": 16038, "total_column_articles": 153, "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": 5672, "total_submitted": 10600, "total_column_articles": 59, "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": 53190, "total_submitted": 72760, "total_column_articles": 613, "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": 4578, "total_submitted": 7721, "total_column_articles": 74, "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": 8280, "total_submitted": 16232, "total_column_articles": 124, "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": 6841, "total_submitted": 12333, "total_column_articles": 140, "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": 32717, "total_submitted": 41982, "total_column_articles": 341, "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": 7780, "total_submitted": 13076, "total_column_articles": 81, "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": 7537, "total_submitted": 12037, "total_column_articles": 118, "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": 7073, "total_submitted": 14833, "total_column_articles": 107, "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": 13631, "total_submitted": 18638, "total_column_articles": 226, "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": 7344, "total_submitted": 12462, "total_column_articles": 152, "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": 30331, "total_submitted": 40332, "total_column_articles": 573, "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": 25722, "total_submitted": 55272, "total_column_articles": 282, "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": 8014, "total_submitted": 13426, "total_column_articles": 145, "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": 15245, "total_submitted": 27247, "total_column_articles": 260, "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": 76729, "total_submitted": 93508, "total_column_articles": 1051, "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": 2951, "total_submitted": 4986, "total_column_articles": 68, "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": 38420, "total_submitted": 61907, "total_column_articles": 613, "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": 7634, "total_submitted": 11561, "total_column_articles": 138, "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": 12289, "total_submitted": 19878, "total_column_articles": 230, "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": 8754, "total_submitted": 11767, "total_column_articles": 88, "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": 14696, "total_submitted": 17845, "total_column_articles": 137, "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": 17109, "total_submitted": 25062, "total_column_articles": 196, "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": 6566, "total_submitted": 16865, "total_column_articles": 99, "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": 40078, "total_submitted": 55868, "total_column_articles": 534, "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": 22201, "total_submitted": 29072, "total_column_articles": 393, "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": 4759, "total_submitted": 12292, "total_column_articles": 78, "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": 1084, "total_submitted": 1965, "total_column_articles": 45, "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": 4710, "total_submitted": 11111, "total_column_articles": 92, "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": 6321, "total_submitted": 9879, "total_column_articles": 70, "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": 2091, "total_submitted": 6310, "total_column_articles": 64, "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": 24936, "total_submitted": 42767, "total_column_articles": 380, "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": 47638, "total_submitted": 60942, "total_column_articles": 660, "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": 25087, "total_submitted": 35147, "total_column_articles": 431, "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": 10880, "total_submitted": 16656, "total_column_articles": 113, "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": 3083, "total_submitted": 5158, "total_column_articles": 102, "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": 8442, "total_submitted": 17997, "total_column_articles": 111, "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": 10701, "total_submitted": 22126, "total_column_articles": 156, "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": 53345, "total_submitted": 66189, "total_column_articles": 711, "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": 7454, "total_submitted": 9122, "total_column_articles": 93, "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": 82, "total_submitted": 115, "total_column_articles": 10, "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": 7100, "total_submitted": 10078, "total_column_articles": 101, "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": 246, "total_submitted": 354, "total_column_articles": 16, "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": 10722, "total_submitted": 21467, "total_column_articles": 101, "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": 17666, "total_submitted": 47141, "total_column_articles": 159, "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": 8727, "total_submitted": 17729, "total_column_articles": 132, "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": 67295, "total_submitted": 83258, "total_column_articles": 879, "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": 2098, "total_submitted": 3323, "total_column_articles": 23, "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": 3239, "total_submitted": 4782, "total_column_articles": 80, "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": 10774, "total_submitted": 23372, "total_column_articles": 146, "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": 14809, "total_submitted": 18192, "total_column_articles": 279, "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": 58696, "total_submitted": 70360, "total_column_articles": 777, "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": 8907, "total_submitted": 11060, "total_column_articles": 110, "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": 4007, "total_submitted": 4408, "total_column_articles": 87, "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": 4885, "total_submitted": 7905, "total_column_articles": 75, "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": 25279, "total_submitted": 34423, "total_column_articles": 292, "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": 7691, "total_submitted": 15293, "total_column_articles": 114, "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": 10174, "total_submitted": 18541, "total_column_articles": 199, "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": 8476, "total_submitted": 14829, "total_column_articles": 125, "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": 31323, "total_submitted": 63846, "total_column_articles": 329, "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": 11666, "total_submitted": 19708, "total_column_articles": 195, "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": 11366, "total_submitted": 18594, "total_column_articles": 171, "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": 32714, "total_submitted": 39581, "total_column_articles": 497, "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": 5941, "total_submitted": 9447, "total_column_articles": 109, "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": 4867, "total_submitted": 9081, "total_column_articles": 75, "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": 10669, "total_submitted": 15941, "total_column_articles": 108, "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": 2001, "total_submitted": 2836, "total_column_articles": 70, "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": 12989, "total_submitted": 16917, "total_column_articles": 140, "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": 4333, "total_submitted": 10133, "total_column_articles": 78, "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": 17539, "total_submitted": 33231, "total_column_articles": 241, "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": 9893, "total_submitted": 13489, "total_column_articles": 145, "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": 15966, "total_submitted": 26402, "total_column_articles": 306, "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": 131, "total_submitted": 221, "total_column_articles": 11, "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": 584, "total_submitted": 977, "total_column_articles": 24, "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": 93, "total_submitted": 138, "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": 7693, "total_submitted": 12084, "total_column_articles": 62, "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": 3960, "total_submitted": 5621, "total_column_articles": 93, "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": 30140, "total_submitted": 48558, "total_column_articles": 501, "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": 6279, "total_submitted": 15670, "total_column_articles": 97, "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": 47059, "total_submitted": 59128, "total_column_articles": 615, "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": 9396, "total_submitted": 15830, "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": 3392, "total_submitted": 6562, "total_column_articles": 52, "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": 6409, "total_submitted": 19593, "total_column_articles": 146, "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": 1841, "total_submitted": 3033, "total_column_articles": 35, "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": 3671, "total_submitted": 6270, "total_column_articles": 48, "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": 34594, "total_submitted": 58795, "total_column_articles": 465, "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": 43440, "total_submitted": 75937, "total_column_articles": 563, "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": 11414, "total_submitted": 18279, "total_column_articles": 195, "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": 1761, "total_submitted": 3631, "total_column_articles": 24, "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": 2995, "total_submitted": 5975, "total_column_articles": 71, "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": 2022, "total_submitted": 3951, "total_column_articles": 58, "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": 6845, "total_submitted": 13589, "total_column_articles": 129, "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": 8155, "total_submitted": 11994, "total_column_articles": 97, "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": 12199, "total_submitted": 18263, "total_column_articles": 177, "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": 3220, "total_submitted": 6372, "total_column_articles": 48, "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": 37818, "total_submitted": 77335, "total_column_articles": 412, "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": 3997, "total_submitted": 5991, "total_column_articles": 91, "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": 11550, "total_submitted": 16167, "total_column_articles": 167, "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": 5315, "total_submitted": 9796, "total_column_articles": 116, "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": 2528, "total_submitted": 5322, "total_column_articles": 50, "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": 8235, "total_submitted": 17449, "total_column_articles": 153, "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": 8872, "total_submitted": 14142, "total_column_articles": 99, "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": 9326, "total_submitted": 15965, "total_column_articles": 117, "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": 9597, "total_submitted": 19881, "total_column_articles": 169, "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": 7612, "total_submitted": 21573, "total_column_articles": 114, "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": 10608, "total_submitted": 21077, "total_column_articles": 154, "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": 40900, "total_submitted": 88331, "total_column_articles": 517, "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": 5335, "total_submitted": 10769, "total_column_articles": 95, "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": 128, "total_submitted": 175, "total_column_articles": 12, "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": 7843, "total_submitted": 37960, "total_column_articles": 135, "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": 2110, "total_submitted": 3361, "total_column_articles": 83, "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": 5523, "total_submitted": 16536, "total_column_articles": 78, "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": 3953, "total_submitted": 8177, "total_column_articles": 70, "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": 7415, "total_submitted": 10801, "total_column_articles": 169, "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": 85682, "total_submitted": 101396, "total_column_articles": 1242, "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": 15322, "total_submitted": 25919, "total_column_articles": 166, "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": 7874, "total_submitted": 15346, "total_column_articles": 138, "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": 11916, "total_submitted": 17877, "total_column_articles": 92, "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": 11824, "total_submitted": 18886, "total_column_articles": 125, "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": 924, "total_submitted": 3031, "total_column_articles": 29, "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": 8816, "total_submitted": 26964, "total_column_articles": 153, "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": 7033, "total_submitted": 27005, "total_column_articles": 115, "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": 5890, "total_submitted": 13967, "total_column_articles": 102, "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": 25443, "total_submitted": 41942, "total_column_articles": 345, "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": 36917, "total_submitted": 53087, "total_column_articles": 482, "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": 40482, "total_submitted": 78298, "total_column_articles": 383, "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": 52292, "total_submitted": 69919, "total_column_articles": 681, "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": 7574, "total_submitted": 16371, "total_column_articles": 101, "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": 8264, "total_submitted": 11233, "total_column_articles": 106, "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": 2864, "total_submitted": 8806, "total_column_articles": 53, "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": 13515, "total_submitted": 36114, "total_column_articles": 206, "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": 33741, "total_submitted": 48744, "total_column_articles": 625, "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": 3109, "total_submitted": 6782, "total_column_articles": 66, "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": 59224, "total_submitted": 118574, "total_column_articles": 717, "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": 15805, "total_submitted": 30902, "total_column_articles": 186, "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": 67341, "total_submitted": 92324, "total_column_articles": 935, "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": 5479, "total_submitted": 10673, "total_column_articles": 91, "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": 9933, "total_submitted": 16380, "total_column_articles": 109, "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": 17782, "total_submitted": 27551, "total_column_articles": 324, "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": 1491, "total_submitted": 2646, "total_column_articles": 21, "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": 7719, "total_submitted": 15901, "total_column_articles": 117, "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": 2607, "total_submitted": 4774, "total_column_articles": 49, "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": 6991, "total_submitted": 8952, "total_column_articles": 126, "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": 12995, "total_submitted": 21080, "total_column_articles": 159, "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": 29566, "total_submitted": 58289, "total_column_articles": 327, "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": 8331, "total_submitted": 31529, "total_column_articles": 112, "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": 52000, "total_submitted": 71494, "total_column_articles": 568, "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": 3937, "total_submitted": 6330, "total_column_articles": 91, "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": 27911, "total_submitted": 43688, "total_column_articles": 486, "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": 7583, "total_submitted": 14923, "total_column_articles": 141, "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": 7614, "total_submitted": 12595, "total_column_articles": 91, "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": 39977, "total_submitted": 62235, "total_column_articles": 236, "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": 6461, "total_submitted": 12248, "total_column_articles": 79, "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": 7157, "total_submitted": 26683, "total_column_articles": 115, "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": 52489, "total_submitted": 80947, "total_column_articles": 690, "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": 53969, "total_submitted": 78723, "total_column_articles": 758, "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": 4450, "total_submitted": 13639, "total_column_articles": 91, "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": 5198, "total_submitted": 10622, "total_column_articles": 79, "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": 7035, "total_submitted": 23589, "total_column_articles": 160, "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": 25193, "total_submitted": 38434, "total_column_articles": 337, "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": 7643, "total_submitted": 12150, "total_column_articles": 84, "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": 13574, "total_submitted": 17934, "total_column_articles": 112, "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": 2492, "total_submitted": 5376, "total_column_articles": 44, "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": 36541, "total_submitted": 58450, "total_column_articles": 503, "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": 9919, "total_submitted": 24100, "total_column_articles": 154, "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": 16639, "total_submitted": 28502, "total_column_articles": 321, "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": 4643, "total_submitted": 10085, "total_column_articles": 93, "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": 16551, "total_submitted": 23187, "total_column_articles": 243, "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": 7867, "total_submitted": 21011, "total_column_articles": 134, "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": 12566, "total_submitted": 21337, "total_column_articles": 170, "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": 19446, "total_submitted": 41827, "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": 7195, "total_submitted": 25730, "total_column_articles": 116, "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": 5330, "total_submitted": 11245, "total_column_articles": 84, "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": 29885, "total_submitted": 52887, "total_column_articles": 343, "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": 9742, "total_submitted": 16132, "total_column_articles": 126, "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": 6513, "total_submitted": 17826, "total_column_articles": 117, "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": 6639, "total_submitted": 12399, "total_column_articles": 83, "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": 9701, "total_submitted": 24378, "total_column_articles": 252, "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": 11519, "total_submitted": 22919, "total_column_articles": 190, "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": 15301, "total_submitted": 24730, "total_column_articles": 251, "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": 7773, "total_submitted": 23881, "total_column_articles": 90, "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": 1471, "total_submitted": 2602, "total_column_articles": 38, "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": 3097, "total_submitted": 11521, "total_column_articles": 76, "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": 5902, "total_submitted": 11694, "total_column_articles": 108, "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": 16749, "total_submitted": 29926, "total_column_articles": 147, "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": 16832, "total_submitted": 34857, "total_column_articles": 194, "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": 10248, "total_submitted": 14363, "total_column_articles": 176, "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": 15456, "total_submitted": 31264, "total_column_articles": 175, "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": 3784, "total_submitted": 11149, "total_column_articles": 63, "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": 6972, "total_submitted": 16240, "total_column_articles": 148, "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": 49170, "total_submitted": 77022, "total_column_articles": 574, "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": 8481, "total_submitted": 19110, "total_column_articles": 65, "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": 23327, "total_submitted": 32686, "total_column_articles": 94, "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": 1837, "total_submitted": 5524, "total_column_articles": 39, "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": 15725, "total_submitted": 29676, "total_column_articles": 277, "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": 1535, "total_submitted": 3810, "total_column_articles": 36, "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": 25486, "total_submitted": 30819, "total_column_articles": 363, "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": 8620, "total_submitted": 11169, "total_column_articles": 201, "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": 7090, "total_submitted": 15158, "total_column_articles": 142, "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": 5597, "total_submitted": 9883, "total_column_articles": 108, "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": 255691, "total_submitted": 395971, "total_column_articles": 1545, "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": 6632, "total_submitted": 20995, "total_column_articles": 88, "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": 7912, "total_submitted": 16645, "total_column_articles": 129, "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": 11598, "total_submitted": 26023, "total_column_articles": 160, "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": 10234, "total_submitted": 27534, "total_column_articles": 64, "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": 25412, "total_submitted": 54612, "total_column_articles": 160, "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": 3681, "total_submitted": 7999, "total_column_articles": 75, "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": 15524, "total_submitted": 19049, "total_column_articles": 331, "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": 19131, "total_submitted": 25318, "total_column_articles": 297, "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": 39116, "total_submitted": 47039, "total_column_articles": 606, "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": 8745, "total_submitted": 13212, "total_column_articles": 114, "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": 11462, "total_submitted": 23443, "total_column_articles": 179, "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": 7328, "total_submitted": 16530, "total_column_articles": 165, "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": 7313, "total_submitted": 18773, "total_column_articles": 68, "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": 129225, "total_submitted": 212315, "total_column_articles": 1239, "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": 5126, "total_submitted": 13698, "total_column_articles": 111, "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": 1203, "total_submitted": 1933, "total_column_articles": 30, "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": 27587, "total_submitted": 59407, "total_column_articles": 411, "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": 35566, "total_submitted": 45085, "total_column_articles": 510, "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": 3782, "total_submitted": 8119, "total_column_articles": 58, "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": 8831, "total_submitted": 22155, "total_column_articles": 187, "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": 7578, "total_submitted": 11821, "total_column_articles": 133, "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": 40248, "total_submitted": 74175, "total_column_articles": 513, "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": 6279, "total_submitted": 14603, "total_column_articles": 95, "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": 9994, "total_submitted": 14564, "total_column_articles": 122, "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": 10928, "total_submitted": 18105, "total_column_articles": 147, "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": 3155, "total_submitted": 7905, "total_column_articles": 52, "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": 20964, "total_submitted": 37389, "total_column_articles": 236, "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": 19855, "total_submitted": 33331, "total_column_articles": 280, "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": 3963, "total_submitted": 7955, "total_column_articles": 63, "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": 16751, "total_submitted": 49865, "total_column_articles": 177, "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": 10685, "total_submitted": 14986, "total_column_articles": 141, "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": 76309, "total_submitted": 107647, "total_column_articles": 1018, "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": 28555, "total_submitted": 53727, "total_column_articles": 424, "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": 10423, "total_submitted": 19513, "total_column_articles": 67, "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": 12557, "total_submitted": 19141, "total_column_articles": 125, "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": 2740, "total_submitted": 5284, "total_column_articles": 55, "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": 8979, "total_submitted": 17011, "total_column_articles": 201, "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": 5959, "total_submitted": 9150, "total_column_articles": 122, "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": 10231, "total_submitted": 15383, "total_column_articles": 164, "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": 4419, "total_submitted": 6261, "total_column_articles": 81, "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": 25856, "total_submitted": 33589, "total_column_articles": 422, "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": 16312, "total_submitted": 25324, "total_column_articles": 279, "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": 86956, "total_submitted": 141295, "total_column_articles": 1289, "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": 103446, "total_submitted": 120622, "total_column_articles": 947, "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": 10551, "total_submitted": 25603, "total_column_articles": 126, "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": 95363, "total_submitted": 146107, "total_column_articles": 680, "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": 3520, "total_submitted": 7113, "total_column_articles": 49, "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": 2067, "total_submitted": 3734, "total_column_articles": 61, "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": 2179, "total_submitted": 3965, "total_column_articles": 41, "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": 2828, "total_submitted": 5513, "total_column_articles": 54, "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": 11246, "total_submitted": 23626, "total_column_articles": 124, "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": 5181, "total_submitted": 8797, "total_column_articles": 159, "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": 6431, "total_submitted": 11236, "total_column_articles": 81, "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": 39805, "total_submitted": 62392, "total_column_articles": 1170, "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": 30803, "total_submitted": 40531, "total_column_articles": 734, "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": 9504, "total_submitted": 18113, "total_column_articles": 151, "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": 5741, "total_submitted": 9952, "total_column_articles": 86, "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": 1711, "total_submitted": 2990, "total_column_articles": 67, "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": 2257, "total_submitted": 3927, "total_column_articles": 54, "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": 1818, "total_submitted": 2691, "total_column_articles": 45, "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": 2234, "total_submitted": 3957, "total_column_articles": 61, "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": 54412, "total_submitted": 96451, "total_column_articles": 562, "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": 21802, "total_submitted": 40993, "total_column_articles": 304, "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": 23929, "total_submitted": 63809, "total_column_articles": 441, "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": 51472, "total_submitted": 95225, "total_column_articles": 923, "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": 4576, "total_submitted": 12497, "total_column_articles": 76, "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": 20243, "total_submitted": 45983, "total_column_articles": 260, "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": 22719, "total_submitted": 33339, "total_column_articles": 178, "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": 28329, "total_submitted": 52473, "total_column_articles": 202, "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": 46279, "total_submitted": 64055, "total_column_articles": 218, "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": 2271, "total_submitted": 3998, "total_column_articles": 49, "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": 4764, "total_submitted": 9194, "total_column_articles": 89, "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": 3368, "total_submitted": 5371, "total_column_articles": 54, "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": 3098, "total_submitted": 5800, "total_column_articles": 71, "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": 24839, "total_submitted": 44989, "total_column_articles": 197, "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": 15502, "total_submitted": 29388, "total_column_articles": 139, "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": 16692, "total_submitted": 21880, "total_column_articles": 124, "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": 48557, "total_submitted": 125623, "total_column_articles": 493, "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": 3782, "total_submitted": 7255, "total_column_articles": 70, "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": 5031, "total_submitted": 8965, "total_column_articles": 108, "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": 52309, "total_submitted": 86160, "total_column_articles": 701, "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": 925, "total_submitted": 1991, "total_column_articles": 26, "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": 4996, "total_submitted": 9424, "total_column_articles": 94, "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": 4804, "total_submitted": 10579, "total_column_articles": 102, "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": 3678, "total_submitted": 6874, "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": 12149, "total_submitted": 16822, "total_column_articles": 121, "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": 15213, "total_submitted": 30961, "total_column_articles": 118, "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": 14136, "total_submitted": 20293, "total_column_articles": 97, "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": 14584, "total_submitted": 19824, "total_column_articles": 234, "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": 21039, "total_submitted": 36172, "total_column_articles": 211, "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": 6084, "total_submitted": 11925, "total_column_articles": 121, "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": 34273, "total_submitted": 52333, "total_column_articles": 478, "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": 11683, "total_submitted": 24504, "total_column_articles": 88, "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": 15649, "total_submitted": 19221, "total_column_articles": 75, "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": 18110, "total_submitted": 20963, "total_column_articles": 85, "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": 781, "total_submitted": 1301, "total_column_articles": 20, "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": 2295, "total_submitted": 5394, "total_column_articles": 48, "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": 4429, "total_submitted": 6784, "total_column_articles": 88, "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": 7602, "total_submitted": 9732, "total_column_articles": 164, "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": 3103, "total_submitted": 8862, "total_column_articles": 62, "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": 4370, "total_submitted": 7183, "total_column_articles": 69, "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": 38557, "total_submitted": 65767, "total_column_articles": 716, "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": 20443, "total_submitted": 30438, "total_column_articles": 211, "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": 2237, "total_submitted": 3717, "total_column_articles": 43, "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": 4791, "total_submitted": 6486, "total_column_articles": 77, "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": 6209, "total_submitted": 16134, "total_column_articles": 76, "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": 4361, "total_submitted": 6415, "total_column_articles": 74, "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": 10041, "total_submitted": 25520, "total_column_articles": 141, "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": 7045, "total_submitted": 15207, "total_column_articles": 109, "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": 56950, "total_submitted": 98163, "total_column_articles": 863, "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": 62910, "total_submitted": 78595, "total_column_articles": 642, "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": 26742, "total_submitted": 34518, "total_column_articles": 121, "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": 13413, "total_submitted": 21071, "total_column_articles": 153, "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": 4340, "total_submitted": 9507, "total_column_articles": 82, "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": 6926, "total_submitted": 25639, "total_column_articles": 116, "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": 1700, "total_submitted": 4446, "total_column_articles": 33, "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": 3771, "total_submitted": 4857, "total_column_articles": 88, "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": 78967, "total_submitted": 116482, "total_column_articles": 615, "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": 14686, "total_submitted": 30590, "total_column_articles": 217, "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": 165998, "total_submitted": 228410, "total_column_articles": 1297, "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": 78070, "total_submitted": 118630, "total_column_articles": 1073, "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": 3212, "total_submitted": 6659, "total_column_articles": 45, "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": 4064, "total_submitted": 8313, "total_column_articles": 69, "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": 1985, "total_submitted": 5315, "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": 8633, "total_submitted": 10337, "total_column_articles": 140, "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": 24520, "total_submitted": 69411, "total_column_articles": 214, "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": 10050, "total_submitted": 14328, "total_column_articles": 132, "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": 14608, "total_submitted": 26681, "total_column_articles": 193, "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": 9517, "total_submitted": 19059, "total_column_articles": 147, "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": 1296, "total_submitted": 2217, "total_column_articles": 22, "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": 46938, "total_submitted": 99785, "total_column_articles": 600, "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": 13130, "total_submitted": 20905, "total_column_articles": 217, "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": 37796, "total_submitted": 76846, "total_column_articles": 386, "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": 35927, "total_submitted": 44617, "total_column_articles": 422, "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": 3153, "total_submitted": 6036, "total_column_articles": 37, "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": 66771, "total_submitted": 97614, "total_column_articles": 987, "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": 5936, "total_submitted": 10399, "total_column_articles": 74, "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": 2116, "total_submitted": 5283, "total_column_articles": 47, "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": 7416, "total_submitted": 14360, "total_column_articles": 114, "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": 19686, "total_submitted": 41960, "total_column_articles": 210, "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": 54618, "total_submitted": 80875, "total_column_articles": 506, "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": 31139, "total_submitted": 56114, "total_column_articles": 499, "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": 12344, "total_submitted": 30954, "total_column_articles": 186, "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": 6132, "total_submitted": 10298, "total_column_articles": 111, "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": 4695, "total_submitted": 7909, "total_column_articles": 80, "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": 9997, "total_submitted": 17616, "total_column_articles": 131, "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": 7212, "total_submitted": 18531, "total_column_articles": 91, "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": 3797, "total_submitted": 5843, "total_column_articles": 81, "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": 3644, "total_submitted": 8422, "total_column_articles": 65, "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": 7441, "total_submitted": 12705, "total_column_articles": 110, "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": 20591, "total_submitted": 30655, "total_column_articles": 229, "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": 44062, "total_submitted": 62158, "total_column_articles": 487, "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": 23089, "total_submitted": 31713, "total_column_articles": 495, "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": 12746, "total_submitted": 18562, "total_column_articles": 225, "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": 3379, "total_submitted": 5421, "total_column_articles": 64, "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": 3846, "total_submitted": 4970, "total_column_articles": 67, "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": 9478, "total_submitted": 10924, "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": 3152, "total_submitted": 4903, "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": 18297, "total_submitted": 41730, "total_column_articles": 166, "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": 86795, "total_submitted": 122667, "total_column_articles": 729, "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": 3359, "total_submitted": 4910, "total_column_articles": 89, "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": 7443, "total_submitted": 10641, "total_column_articles": 147, "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": 7221, "total_submitted": 12104, "total_column_articles": 126, "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": 4312, "total_submitted": 5558, "total_column_articles": 94, "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": 39497, "total_submitted": 72754, "total_column_articles": 432, "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": 9069, "total_submitted": 15968, "total_column_articles": 201, "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": 50764, "total_submitted": 67478, "total_column_articles": 608, "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": 90377, "total_submitted": 110954, "total_column_articles": 1024, "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": 1340, "total_submitted": 2849, "total_column_articles": 44, "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": 2636, "total_submitted": 4746, "total_column_articles": 71, "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": 3102, "total_submitted": 5584, "total_column_articles": 91, "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": 6037, "total_submitted": 8938, "total_column_articles": 102, "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": 46801, "total_submitted": 75946, "total_column_articles": 664, "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": 26218, "total_submitted": 43267, "total_column_articles": 376, "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": 47072, "total_submitted": 91703, "total_column_articles": 413, "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": 4390, "total_submitted": 7759, "total_column_articles": 63, "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": 4278, "total_submitted": 10016, "total_column_articles": 85, "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": 1210, "total_submitted": 2695, "total_column_articles": 30, "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": 2767, "total_submitted": 5570, "total_column_articles": 57, "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": 5746, "total_submitted": 8923, "total_column_articles": 91, "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": 6604, "total_submitted": 11357, "total_column_articles": 103, "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": 6043, "total_submitted": 16583, "total_column_articles": 50, "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": 54829, "total_submitted": 96805, "total_column_articles": 619, "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": 53778, "total_submitted": 137772, "total_column_articles": 993, "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": 2531, "total_submitted": 3488, "total_column_articles": 53, "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": 5091, "total_submitted": 9113, "total_column_articles": 71, "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": 8941, "total_submitted": 16740, "total_column_articles": 131, "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": 3596, "total_submitted": 5790, "total_column_articles": 81, "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": 4180, "total_submitted": 11344, "total_column_articles": 80, "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": 80109, "total_submitted": 129274, "total_column_articles": 755, "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": 21159, "total_submitted": 45980, "total_column_articles": 275, "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": 19560, "total_submitted": 33130, "total_column_articles": 289, "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": 1643, "total_submitted": 4635, "total_column_articles": 45, "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": 3774, "total_submitted": 7627, "total_column_articles": 49, "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": 7339, "total_submitted": 12113, "total_column_articles": 126, "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": 23809, "total_submitted": 32983, "total_column_articles": 308, "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": 7740, "total_submitted": 16442, "total_column_articles": 106, "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": 46198, "total_submitted": 73665, "total_column_articles": 638, "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": 91315, "total_submitted": 176946, "total_column_articles": 1227, "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": 95915, "total_submitted": 159857, "total_column_articles": 916, "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": 14269, "total_submitted": 24560, "total_column_articles": 222, "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": 69561, "total_submitted": 96790, "total_column_articles": 714, "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": 18617, "total_submitted": 41362, "total_column_articles": 268, "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": 5147, "total_submitted": 11735, "total_column_articles": 56, "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": 32756, "total_submitted": 47386, "total_column_articles": 611, "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": 9231, "total_submitted": 14811, "total_column_articles": 145, "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": 75190, "total_submitted": 142554, "total_column_articles": 784, "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": 5649, "total_submitted": 11430, "total_column_articles": 115, "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": 23880, "total_submitted": 44559, "total_column_articles": 267, "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": 87848, "total_submitted": 172250, "total_column_articles": 1842, "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": 58640, "total_submitted": 105422, "total_column_articles": 928, "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": 27764, "total_submitted": 59500, "total_column_articles": 309, "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": 10594, "total_submitted": 20281, "total_column_articles": 127, "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": 43861, "total_submitted": 83790, "total_column_articles": 709, "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": 63009, "total_submitted": 134337, "total_column_articles": 712, "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": 12633, "total_submitted": 24955, "total_column_articles": 152, "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": 27676, "total_submitted": 51838, "total_column_articles": 467, "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": 48877, "total_submitted": 71319, "total_column_articles": 478, "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": 17818, "total_submitted": 29414, "total_column_articles": 207, "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": 11032, "total_submitted": 25913, "total_column_articles": 183, "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": 37637, "total_submitted": 59367, "total_column_articles": 497, "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": 3282, "total_submitted": 5805, "total_column_articles": 42, "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": 25187, "total_submitted": 47471, "total_column_articles": 352, "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": 17736, "total_submitted": 24106, "total_column_articles": 263, "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": 10979, "total_submitted": 15236, "total_column_articles": 168, "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": 47979, "total_submitted": 100998, "total_column_articles": 656, "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": 369055, "total_submitted": 535345, "total_column_articles": 2471, "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": 70090, "total_submitted": 120051, "total_column_articles": 706, "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": 4216, "total_submitted": 9152, "total_column_articles": 69, "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": 48679, "total_submitted": 102655, "total_column_articles": 467, "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": 83468, "total_submitted": 128658, "total_column_articles": 747, "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": 419117, "total_submitted": 628853, "total_column_articles": 2552, "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": 1679, "total_submitted": 4150, "total_column_articles": 39, "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": 8788, "total_submitted": 19634, "total_column_articles": 138, "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": 12581, "total_submitted": 30595, "total_column_articles": 142, "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": 42877, "total_submitted": 63198, "total_column_articles": 628, "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": 41548, "total_submitted": 80470, "total_column_articles": 475, "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": 10084, "total_submitted": 20540, "total_column_articles": 195, "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": 3757, "total_submitted": 9058, "total_column_articles": 62, "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": 70835, "total_submitted": 98282, "total_column_articles": 798, "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": 1832, "total_submitted": 4084, "total_column_articles": 33, "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": 3137, "total_submitted": 6143, "total_column_articles": 39, "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": 18556, "total_submitted": 40760, "total_column_articles": 177, "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": 73775, "total_submitted": 104842, "total_column_articles": 676, "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": 2769, "total_submitted": 4804, "total_column_articles": 48, "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": 21444, "total_submitted": 28890, "total_column_articles": 328, "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": 39401, "total_submitted": 72404, "total_column_articles": 376, "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": 16974, "total_submitted": 46299, "total_column_articles": 166, "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": 5214, "total_submitted": 11596, "total_column_articles": 64, "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": 4435, "total_submitted": 12900, "total_column_articles": 78, "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": 40531, "total_submitted": 104141, "total_column_articles": 461, "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": 48509, "total_submitted": 83966, "total_column_articles": 630, "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": 4088, "total_submitted": 10876, "total_column_articles": 74, "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": 14462, "total_submitted": 21751, "total_column_articles": 209, "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": 12132, "total_submitted": 15462, "total_column_articles": 191, "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": 10068, "total_submitted": 26786, "total_column_articles": 157, "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": 8272, "total_submitted": 20795, "total_column_articles": 122, "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": 29301, "total_submitted": 47950, "total_column_articles": 380, "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": 39196, "total_submitted": 61250, "total_column_articles": 416, "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": 39224, "total_submitted": 81222, "total_column_articles": 582, "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": 53406, "total_submitted": 77098, "total_column_articles": 479, "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": 2606, "total_submitted": 5636, "total_column_articles": 58, "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": 60433, "total_submitted": 78056, "total_column_articles": 721, "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": 70435, "total_submitted": 178560, "total_column_articles": 707, "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": 7316, "total_submitted": 16856, "total_column_articles": 84, "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": 7344, "total_submitted": 15543, "total_column_articles": 82, "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": 110843, "total_submitted": 135014, "total_column_articles": 927, "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": 39317, "total_submitted": 61596, "total_column_articles": 468, "frontend_question_id": "937", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "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": 2099, "total_submitted": 5208, "total_column_articles": 35, "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": 8000, "total_submitted": 16194, "total_column_articles": 109, "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": 35406, "total_submitted": 73909, "total_column_articles": 409, "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": 84117, "total_submitted": 109183, "total_column_articles": 743, "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": 11191, "total_submitted": 17262, "total_column_articles": 113, "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": 42423, "total_submitted": 63138, "total_column_articles": 624, "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": 39341, "total_submitted": 71851, "total_column_articles": 385, "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": 51586, "total_submitted": 74991, "total_column_articles": 505, "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": 2954, "total_submitted": 6872, "total_column_articles": 64, "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": 4199, "total_submitted": 12102, "total_column_articles": 87, "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": 32278, "total_submitted": 50835, "total_column_articles": 465, "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": 56721, "total_submitted": 148399, "total_column_articles": 762, "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": 8347, "total_submitted": 23298, "total_column_articles": 122, "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": 8012, "total_submitted": 22532, "total_column_articles": 96, "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": 100631, "total_submitted": 140999, "total_column_articles": 955, "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": 32215, "total_submitted": 43154, "total_column_articles": 429, "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": 2442, "total_submitted": 4884, "total_column_articles": 31, "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": 8549, "total_submitted": 12982, "total_column_articles": 144, "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": 43223, "total_submitted": 115941, "total_column_articles": 404, "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": 70036, "total_submitted": 116662, "total_column_articles": 976, "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": 7753, "total_submitted": 17085, "total_column_articles": 101, "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": 12134, "total_submitted": 25856, "total_column_articles": 142, "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": 54415, "total_submitted": 141941, "total_column_articles": 694, "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": 17346, "total_submitted": 30586, "total_column_articles": 133, "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": 406597, "total_submitted": 730237, "total_column_articles": 1672, "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": 29030, "total_submitted": 53899, "total_column_articles": 341, "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": 9079, "total_submitted": 26693, "total_column_articles": 97, "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": 18076, "total_submitted": 39373, "total_column_articles": 214, "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": 50708, "total_submitted": 68169, "total_column_articles": 532, "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": 18439, "total_submitted": 53713, "total_column_articles": 193, "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": 2977, "total_submitted": 9879, "total_column_articles": 55, "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": 108684, "total_submitted": 152455, "total_column_articles": 1313, "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": 56965, "total_submitted": 130327, "total_column_articles": 679, "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": 3455, "total_submitted": 6241, "total_column_articles": 52, "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": 5167, "total_submitted": 13972, "total_column_articles": 109, "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": 26273, "total_submitted": 46760, "total_column_articles": 314, "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": 4449, "total_submitted": 8758, "total_column_articles": 72, "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": 5575, "total_submitted": 10275, "total_column_articles": 60, "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": 6815, "total_submitted": 18969, "total_column_articles": 49, "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": 71087, "total_submitted": 95844, "total_column_articles": 826, "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": 71308, "total_submitted": 123785, "total_column_articles": 869, "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": 12354, "total_submitted": 20930, "total_column_articles": 147, "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": 16385, "total_submitted": 21105, "total_column_articles": 165, "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": 11830, "total_submitted": 16277, "total_column_articles": 126, "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": 35744, "total_submitted": 55902, "total_column_articles": 728, "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": 3553, "total_submitted": 10245, "total_column_articles": 49, "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": 29486, "total_submitted": 37235, "total_column_articles": 431, "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": 27646, "total_submitted": 40766, "total_column_articles": 275, "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": 61609, "total_submitted": 96372, "total_column_articles": 539, "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": 66720, "total_submitted": 222146, "total_column_articles": 420, "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": 18213, "total_submitted": 37314, "total_column_articles": 329, "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": 6363, "total_submitted": 9030, "total_column_articles": 96, "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": 44201, "total_submitted": 61522, "total_column_articles": 566, "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": 42572, "total_submitted": 55580, "total_column_articles": 535, "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": 2841, "total_submitted": 5678, "total_column_articles": 49, "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": 59069, "total_submitted": 109792, "total_column_articles": 688, "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": 7300, "total_submitted": 27879, "total_column_articles": 93, "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": 26933, "total_submitted": 55917, "total_column_articles": 177, "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": 22329, "total_submitted": 53312, "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": 20626, "total_submitted": 44255, "total_column_articles": 201, "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": 45481, "total_submitted": 94431, "total_column_articles": 362, "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": 24791, "total_submitted": 44851, "total_column_articles": 209, "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": 5653, "total_submitted": 19012, "total_column_articles": 78, "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": 82411, "total_submitted": 108221, "total_column_articles": 569, "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": 277950, "total_submitted": 393849, "total_column_articles": 2750, "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": 104567, "total_submitted": 206089, "total_column_articles": 824, "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": 24081, "total_submitted": 56860, "total_column_articles": 286, "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": 43630, "total_submitted": 77855, "total_column_articles": 337, "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": 66470, "total_submitted": 102099, "total_column_articles": 808, "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": 86576, "total_submitted": 156886, "total_column_articles": 413, "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": 29713, "total_submitted": 68851, "total_column_articles": 335, "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": 26318, "total_submitted": 55919, "total_column_articles": 290, "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": 34573, "total_submitted": 54040, "total_column_articles": 502, "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": 48540, "total_submitted": 69873, "total_column_articles": 651, "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": 91293, "total_submitted": 136817, "total_column_articles": 824, "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": 9454, "total_submitted": 40364, "total_column_articles": 111, "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": 12237, "total_submitted": 18079, "total_column_articles": 183, "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": 4130, "total_submitted": 8658, "total_column_articles": 62, "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": 24783, "total_submitted": 56051, "total_column_articles": 344, "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": 45265, "total_submitted": 73895, "total_column_articles": 669, "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": 23730, "total_submitted": 110103, "total_column_articles": 202, "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": 33819, "total_submitted": 41871, "total_column_articles": 491, "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": 129080, "total_submitted": 220203, "total_column_articles": 1065, "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": 63711, "total_submitted": 184741, "total_column_articles": 814, "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": 3738, "total_submitted": 6673, "total_column_articles": 59, "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": 3994, "total_submitted": 8258, "total_column_articles": 74, "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": 20198, "total_submitted": 31962, "total_column_articles": 273, "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": 7940, "total_submitted": 19436, "total_column_articles": 78, "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": 5221, "total_submitted": 14239, "total_column_articles": 89, "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": 14066, "total_submitted": 35095, "total_column_articles": 169, "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": 115185, "total_submitted": 165761, "total_column_articles": 981, "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": 27408, "total_submitted": 43614, "total_column_articles": 303, "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": 3798, "total_submitted": 7863, "total_column_articles": 57, "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": 18651, "total_submitted": 42998, "total_column_articles": 235, "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": 11792, "total_submitted": 25831, "total_column_articles": 128, "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": 22635, "total_submitted": 33303, "total_column_articles": 197, "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": 36636, "total_submitted": 64049, "total_column_articles": 506, "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": 43785, "total_submitted": 103464, "total_column_articles": 644, "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": 147606, "total_submitted": 301115, "total_column_articles": 1474, "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": 3751, "total_submitted": 9753, "total_column_articles": 53, "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": 31606, "total_submitted": 65229, "total_column_articles": 347, "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": 69956, "total_submitted": 104772, "total_column_articles": 692, "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": 10132, "total_submitted": 27830, "total_column_articles": 132, "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": 21622, "total_submitted": 37119, "total_column_articles": 308, "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": 36912, "total_submitted": 66447, "total_column_articles": 536, "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": 20820, "total_submitted": 52634, "total_column_articles": 256, "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": 44125, "total_submitted": 90767, "total_column_articles": 734, "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": 2706, "total_submitted": 3645, "total_column_articles": 32, "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": 5238, "total_submitted": 9094, "total_column_articles": 59, "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": 15003, "total_submitted": 28150, "total_column_articles": 148, "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": 6746, "total_submitted": 15260, "total_column_articles": 100, "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": 93809, "total_submitted": 118025, "total_column_articles": 1045, "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": 86018, "total_submitted": 193289, "total_column_articles": 618, "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": 28960, "total_submitted": 54632, "total_column_articles": 336, "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": 9042, "total_submitted": 21647, "total_column_articles": 95, "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": 55751, "total_submitted": 102617, "total_column_articles": 646, "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": 28525, "total_submitted": 60541, "total_column_articles": 343, "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": 5182, "total_submitted": 9369, "total_column_articles": 82, "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": 14635, "total_submitted": 36907, "total_column_articles": 265, "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": 11950, "total_submitted": 29440, "total_column_articles": 180, "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": 34494, "total_submitted": 75498, "total_column_articles": 325, "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": 51182, "total_submitted": 78373, "total_column_articles": 689, "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": 4056, "total_submitted": 10851, "total_column_articles": 80, "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": 4147, "total_submitted": 9652, "total_column_articles": 63, "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": 3876, "total_submitted": 7607, "total_column_articles": 54, "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": 67387, "total_submitted": 92047, "total_column_articles": 927, "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": 63155, "total_submitted": 122460, "total_column_articles": 689, "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": 132216, "total_submitted": 390537, "total_column_articles": 848, "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": 53715, "total_submitted": 116195, "total_column_articles": 647, "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": 4710, "total_submitted": 10634, "total_column_articles": 51, "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": 16086, "total_submitted": 27129, "total_column_articles": 200, "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": 4779, "total_submitted": 9483, "total_column_articles": 83, "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": 31455, "total_submitted": 72162, "total_column_articles": 356, "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": 29882, "total_submitted": 42549, "total_column_articles": 439, "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": 9719, "total_submitted": 17321, "total_column_articles": 111, "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": 33141, "total_submitted": 48040, "total_column_articles": 294, "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": 18236, "total_submitted": 25568, "total_column_articles": 238, "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": 17864, "total_submitted": 24600, "total_column_articles": 147, "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": 6204, "total_submitted": 14785, "total_column_articles": 105, "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": 5435, "total_submitted": 11320, "total_column_articles": 46, "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": 49363, "total_submitted": 55871, "total_column_articles": 697, "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": 48329, "total_submitted": 70023, "total_column_articles": 595, "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": 3849, "total_submitted": 12920, "total_column_articles": 66, "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": 73024, "total_submitted": 88794, "total_column_articles": 777, "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": 13360, "total_submitted": 28066, "total_column_articles": 143, "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": 37807, "total_submitted": 64533, "total_column_articles": 391, "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": 9147, "total_submitted": 21135, "total_column_articles": 113, "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": 1930, "total_submitted": 2730, "total_column_articles": 48, "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": 80714, "total_submitted": 126402, "total_column_articles": 530, "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": 87987, "total_submitted": 137908, "total_column_articles": 549, "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": 8158, "total_submitted": 19109, "total_column_articles": 92, "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": 20126, "total_submitted": 32654, "total_column_articles": 209, "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": 74450, "total_submitted": 94204, "total_column_articles": 1423, "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": 70393, "total_submitted": 111505, "total_column_articles": 782, "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": 11418, "total_submitted": 21490, "total_column_articles": 120, "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": 29704, "total_submitted": 76411, "total_column_articles": 485, "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": 8858, "total_submitted": 21750, "total_column_articles": 106, "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": 11764, "total_submitted": 24964, "total_column_articles": 130, "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": 14553, "total_submitted": 20830, "total_column_articles": 258, "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": 5460, "total_submitted": 11795, "total_column_articles": 89, "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": 22138, "total_submitted": 32183, "total_column_articles": 313, "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": 20302, "total_submitted": 33122, "total_column_articles": 216, "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": 55208, "total_submitted": 141315, "total_column_articles": 511, "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": 28264, "total_submitted": 41675, "total_column_articles": 282, "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": 60320, "total_submitted": 113132, "total_column_articles": 1119, "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": 68117, "total_submitted": 97131, "total_column_articles": 796, "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": 78366, "total_submitted": 130794, "total_column_articles": 764, "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": 1919, "total_submitted": 4580, "total_column_articles": 39, "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": 49646, "total_submitted": 82478, "total_column_articles": 744, "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": 24840, "total_submitted": 65609, "total_column_articles": 254, "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": 21241, "total_submitted": 48445, "total_column_articles": 273, "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": 28463, "total_submitted": 48351, "total_column_articles": 391, "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": 7028, "total_submitted": 21457, "total_column_articles": 84, "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": 675759, "total_submitted": 1241032, "total_column_articles": 3472, "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": 2254, "total_submitted": 3846, "total_column_articles": 44, "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": 6344, "total_submitted": 13824, "total_column_articles": 101, "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": 75897, "total_submitted": 145635, "total_column_articles": 713, "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": 1754, "total_submitted": 2812, "total_column_articles": 30, "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": 29497, "total_submitted": 41798, "total_column_articles": 428, "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": 6469, "total_submitted": 8714, "total_column_articles": 107, "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": 9739, "total_submitted": 18931, "total_column_articles": 168, "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": 136786, "total_submitted": 190556, "total_column_articles": 1027, "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": 185074, "total_submitted": 238695, "total_column_articles": 1367, "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": 168754, "total_submitted": 198062, "total_column_articles": 1300, "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": 1536, "total_submitted": 2732, "total_column_articles": 32, "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": 18240, "total_submitted": 31126, "total_column_articles": 235, "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": 7832, "total_submitted": 14982, "total_column_articles": 112, "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": 46624, "total_submitted": 96858, "total_column_articles": 555, "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": 61891, "total_submitted": 87735, "total_column_articles": 714, "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": 111037, "total_submitted": 142169, "total_column_articles": 838, "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": 154778, "total_submitted": 202872, "total_column_articles": 999, "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": 116046, "total_submitted": 155700, "total_column_articles": 934, "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": 17012, "total_submitted": 27100, "total_column_articles": 153, "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": 23758, "total_submitted": 33287, "total_column_articles": 311, "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": 1452, "total_submitted": 1949, "total_column_articles": 40, "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": 33498, "total_submitted": 50590, "total_column_articles": 507, "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": 5386, "total_submitted": 10879, "total_column_articles": 71, "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": 124363, "total_submitted": 162075, "total_column_articles": 1309, "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": 52411, "total_submitted": 69287, "total_column_articles": 464, "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": 53474, "total_submitted": 90306, "total_column_articles": 791, "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": 4266, "total_submitted": 6302, "total_column_articles": 73, "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": 122746, "total_submitted": 170281, "total_column_articles": 980, "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": 2596, "total_submitted": 4355, "total_column_articles": 39, "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": 4871, "total_submitted": 5822, "total_column_articles": 112, "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": 3337, "total_submitted": 4820, "total_column_articles": 68, "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": 4019, "total_submitted": 8383, "total_column_articles": 77, "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": 3162, "total_submitted": 7236, "total_column_articles": 49, "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": 11241, "total_submitted": 16556, "total_column_articles": 171, "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": 5657, "total_submitted": 10482, "total_column_articles": 89, "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": 1646, "total_submitted": 3373, "total_column_articles": 38, "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": 10603, "total_submitted": 23964, "total_column_articles": 124, "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": 4492, "total_submitted": 7360, "total_column_articles": 61, "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": 97549, "total_submitted": 184415, "total_column_articles": 998, "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": 1636, "total_submitted": 3432, "total_column_articles": 32, "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": 2778, "total_submitted": 3854, "total_column_articles": 49, "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": 12226, "total_submitted": 17288, "total_column_articles": 128, "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": 42483, "total_submitted": 62815, "total_column_articles": 531, "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": 84537, "total_submitted": 184032, "total_column_articles": 863, "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": 228607, "total_submitted": 365698, "total_column_articles": 1926, "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": 22835, "total_submitted": 52077, "total_column_articles": 244, "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": 93892, "total_submitted": 192432, "total_column_articles": 827, "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": 83248, "total_submitted": 152708, "total_column_articles": 701, "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": 2139, "total_submitted": 4434, "total_column_articles": 70, "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": 110011, "total_submitted": 142383, "total_column_articles": 812, "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": 16786, "total_submitted": 32966, "total_column_articles": 123, "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": 81939, "total_submitted": 130610, "total_column_articles": 842, "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": 326125, "total_submitted": 470148, "total_column_articles": 2178, "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": 64659, "total_submitted": 128941, "total_column_articles": 775, "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": 5184, "total_submitted": 10936, "total_column_articles": 94, "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": 12830, "total_submitted": 18975, "total_column_articles": 142, "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": 59998, "total_submitted": 138598, "total_column_articles": 718, "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": 2814, "total_submitted": 5909, "total_column_articles": 54, "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": 121743, "total_submitted": 209097, "total_column_articles": 1028, "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": 21120, "total_submitted": 28961, "total_column_articles": 210, "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": 16107, "total_submitted": 26450, "total_column_articles": 157, "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": 16584, "total_submitted": 25644, "total_column_articles": 115, "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": 42985, "total_submitted": 73698, "total_column_articles": 385, "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": 72332, "total_submitted": 91877, "total_column_articles": 679, "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": 4776, "total_submitted": 11576, "total_column_articles": 67, "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": 24591, "total_submitted": 44609, "total_column_articles": 442, "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": 55508, "total_submitted": 91693, "total_column_articles": 703, "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": 203030, "total_submitted": 409260, "total_column_articles": 1183, "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": 1815, "total_submitted": 2486, "total_column_articles": 47, "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": 6498, "total_submitted": 19822, "total_column_articles": 88, "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": 34343, "total_submitted": 72100, "total_column_articles": 381, "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": 61032, "total_submitted": 117702, "total_column_articles": 661, "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": 30276, "total_submitted": 65190, "total_column_articles": 254, "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": 138376, "total_submitted": 242716, "total_column_articles": 849, "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": 63375, "total_submitted": 114313, "total_column_articles": 769, "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": 6255, "total_submitted": 13162, "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": 16683, "total_submitted": 31149, "total_column_articles": 178, "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": 162041, "total_submitted": 218273, "total_column_articles": 1038, "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": 81202, "total_submitted": 166425, "total_column_articles": 750, "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": 23661, "total_submitted": 34788, "total_column_articles": 263, "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": 1112, "total_submitted": 1935, "total_column_articles": 33, "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": 20393, "total_submitted": 37030, "total_column_articles": 204, "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": 55272, "total_submitted": 133095, "total_column_articles": 926, "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": 78158, "total_submitted": 130125, "total_column_articles": 982, "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": 61814, "total_submitted": 97010, "total_column_articles": 563, "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": 221223, "total_submitted": 326646, "total_column_articles": 2110, "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": 7877, "total_submitted": 14095, "total_column_articles": 142, "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": 70594, "total_submitted": 108008, "total_column_articles": 767, "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": 86211, "total_submitted": 151600, "total_column_articles": 932, "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": 21094, "total_submitted": 34287, "total_column_articles": 184, "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": 61327, "total_submitted": 93883, "total_column_articles": 637, "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": 21387, "total_submitted": 37942, "total_column_articles": 279, "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": 32991, "total_submitted": 56651, "total_column_articles": 367, "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": 47601, "total_submitted": 105309, "total_column_articles": 343, "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": 46111, "total_submitted": 115203, "total_column_articles": 604, "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": 23821, "total_submitted": 56216, "total_column_articles": 301, "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": 78296, "total_submitted": 116448, "total_column_articles": 791, "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": 3295, "total_submitted": 7264, "total_column_articles": 70, "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": 83132, "total_submitted": 115485, "total_column_articles": 902, "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": 3681, "total_submitted": 7434, "total_column_articles": 81, "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": 114349, "total_submitted": 285053, "total_column_articles": 1035, "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": 34237, "total_submitted": 63544, "total_column_articles": 330, "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": 57132, "total_submitted": 146427, "total_column_articles": 582, "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": 42734, "total_submitted": 64432, "total_column_articles": 635, "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": 34605, "total_submitted": 52821, "total_column_articles": 439, "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": 20036, "total_submitted": 37309, "total_column_articles": 208, "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": 140486, "total_submitted": 263137, "total_column_articles": 1078, "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": 68389, "total_submitted": 154338, "total_column_articles": 556, "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": 4958, "total_submitted": 9185, "total_column_articles": 57, "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": 62427, "total_submitted": 129536, "total_column_articles": 797, "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": 28195, "total_submitted": 61110, "total_column_articles": 399, "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": 68292, "total_submitted": 102300, "total_column_articles": 504, "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": 28226, "total_submitted": 48105, "total_column_articles": 259, "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": 9942, "total_submitted": 15998, "total_column_articles": 147, "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": 2894, "total_submitted": 4673, "total_column_articles": 96, "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": 87358, "total_submitted": 317638, "total_column_articles": 1056, "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": 24346, "total_submitted": 37211, "total_column_articles": 206, "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": 2389, "total_submitted": 5240, "total_column_articles": 51, "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": 49619, "total_submitted": 120651, "total_column_articles": 438, "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": 47597, "total_submitted": 73776, "total_column_articles": 518, "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": 1042, "total_submitted": 1600, "total_column_articles": 30, "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": 32409, "total_submitted": 59667, "total_column_articles": 303, "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": 42637, "total_submitted": 92867, "total_column_articles": 375, "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": 91863, "total_submitted": 116987, "total_column_articles": 721, "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": 1198, "total_submitted": 3651, "total_column_articles": 32, "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": 12044, "total_submitted": 19910, "total_column_articles": 200, "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": 113578, "total_submitted": 139515, "total_column_articles": 1003, "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": 95603, "total_submitted": 151137, "total_column_articles": 860, "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": 55573, "total_submitted": 95033, "total_column_articles": 381, "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": 5275, "total_submitted": 8969, "total_column_articles": 85, "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": 58888, "total_submitted": 102911, "total_column_articles": 736, "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": 33132, "total_submitted": 69053, "total_column_articles": 344, "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": 58282, "total_submitted": 90463, "total_column_articles": 701, "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": 202372, "total_submitted": 304110, "total_column_articles": 1357, "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": 30373, "total_submitted": 51941, "total_column_articles": 275, "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": 85908, "total_submitted": 206744, "total_column_articles": 858, "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": 1742, "total_submitted": 4064, "total_column_articles": 35, "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": 83655, "total_submitted": 189581, "total_column_articles": 765, "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": 4499, "total_submitted": 8049, "total_column_articles": 82, "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": 12903, "total_submitted": 30408, "total_column_articles": 263, "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": 21627, "total_submitted": 57710, "total_column_articles": 294, "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": 32124, "total_submitted": 49955, "total_column_articles": 304, "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": 109480, "total_submitted": 157343, "total_column_articles": 882, "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": 13192, "total_submitted": 23036, "total_column_articles": 149, "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": 5575, "total_submitted": 9899, "total_column_articles": 94, "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": 1898, "total_submitted": 4117, "total_column_articles": 24, "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": 115465, "total_submitted": 297492, "total_column_articles": 938, "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": 22185, "total_submitted": 36677, "total_column_articles": 283, "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": 1493, "total_submitted": 4666, "total_column_articles": 43, "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": 26349, "total_submitted": 56961, "total_column_articles": 244, "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": 20236, "total_submitted": 39179, "total_column_articles": 188, "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": 97865, "total_submitted": 187050, "total_column_articles": 933, "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": 124684, "total_submitted": 153451, "total_column_articles": 500, "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": 58767, "total_submitted": 86177, "total_column_articles": 486, "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": 2999, "total_submitted": 8677, "total_column_articles": 60, "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": 2809, "total_submitted": 6459, "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": 14744, "total_submitted": 26849, "total_column_articles": 259, "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": 107812, "total_submitted": 184083, "total_column_articles": 693, "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": 114088, "total_submitted": 147729, "total_column_articles": 395, "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": 18195, "total_submitted": 39389, "total_column_articles": 127, "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": 7297, "total_submitted": 11811, "total_column_articles": 70, "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": 306390, "total_submitted": 387637, "total_column_articles": 1936, "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": 4873, "total_submitted": 10045, "total_column_articles": 79, "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": 8356, "total_submitted": 20089, "total_column_articles": 130, "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": 12747, "total_submitted": 35109, "total_column_articles": 96, "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": 16521, "total_submitted": 20668, "total_column_articles": 109, "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": 11318, "total_submitted": 17246, "total_column_articles": 91, "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": 71675, "total_submitted": 133617, "total_column_articles": 539, "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": 15382, "total_submitted": 24066, "total_column_articles": 99, "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": 8404, "total_submitted": 16658, "total_column_articles": 135, "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": 25711, "total_submitted": 40594, "total_column_articles": 238, "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": 33352, "total_submitted": 48871, "total_column_articles": 209, "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": 63606, "total_submitted": 101039, "total_column_articles": 684, "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": 138389, "total_submitted": 421179, "total_column_articles": 1557, "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": 3220, "total_submitted": 8405, "total_column_articles": 78, "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": 20142, "total_submitted": 31063, "total_column_articles": 183, "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": 12748, "total_submitted": 21187, "total_column_articles": 122, "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": 41139, "total_submitted": 85836, "total_column_articles": 488, "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": 21202, "total_submitted": 43792, "total_column_articles": 258, "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": 76743, "total_submitted": 134335, "total_column_articles": 675, "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": 46560, "total_submitted": 81143, "total_column_articles": 551, "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": 15561, "total_submitted": 35476, "total_column_articles": 114, "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": 114916, "total_submitted": 244038, "total_column_articles": 396, "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": 171998, "total_submitted": 244362, "total_column_articles": 401, "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": 69806, "total_submitted": 123513, "total_column_articles": 621, "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": 11132, "total_submitted": 25223, "total_column_articles": 176, "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": 6267, "total_submitted": 11872, "total_column_articles": 152, "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": 16573, "total_submitted": 31678, "total_column_articles": 192, "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": 2533, "total_submitted": 5940, "total_column_articles": 47, "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": 16546, "total_submitted": 26864, "total_column_articles": 129, "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": 37870, "total_submitted": 52420, "total_column_articles": 193, "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": 12715, "total_submitted": 25467, "total_column_articles": 145, "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": 62585, "total_submitted": 90447, "total_column_articles": 218, "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": 87461, "total_submitted": 133897, "total_column_articles": 755, "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": 11015, "total_submitted": 25046, "total_column_articles": 171, "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": 140832, "total_submitted": 340655, "total_column_articles": 1136, "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": 17218, "total_submitted": 32749, "total_column_articles": 127, "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": 11618, "total_submitted": 27248, "total_column_articles": 173, "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": 15711, "total_submitted": 34636, "total_column_articles": 164, "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": 23800, "total_submitted": 34366, "total_column_articles": 129, "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": 31475, "total_submitted": 66857, "total_column_articles": 346, "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": 98322, "total_submitted": 138741, "total_column_articles": 936, "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": 19210, "total_submitted": 29085, "total_column_articles": 145, "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": 1430, "total_submitted": 2219, "total_column_articles": 42, "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": 134224, "total_submitted": 281674, "total_column_articles": 1098, "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": 10386, "total_submitted": 22265, "total_column_articles": 129, "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": 21381, "total_submitted": 32635, "total_column_articles": 164, "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": 15487, "total_submitted": 27190, "total_column_articles": 219, "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": 1655, "total_submitted": 3194, "total_column_articles": 34, "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": 206117, "total_submitted": 467648, "total_column_articles": 1915, "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": 113303, "total_submitted": 171308, "total_column_articles": 1059, "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": 43036, "total_submitted": 69011, "total_column_articles": 414, "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": 23509, "total_submitted": 77278, "total_column_articles": 249, "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": 67246, "total_submitted": 102360, "total_column_articles": 687, "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": 5179, "total_submitted": 10642, "total_column_articles": 87, "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": 112977, "total_submitted": 144390, "total_column_articles": 945, "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": 246749, "total_submitted": 543839, "total_column_articles": 1542, "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": 253864, "total_submitted": 342220, "total_column_articles": 2112, "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": 39690, "total_submitted": 107343, "total_column_articles": 514, "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": 1474, "total_submitted": 4015, "total_column_articles": 28, "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": 53075, "total_submitted": 104229, "total_column_articles": 549, "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": 29128, "total_submitted": 44871, "total_column_articles": 350, "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": 26252, "total_submitted": 45547, "total_column_articles": 313, "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": 68526, "total_submitted": 120802, "total_column_articles": 876, "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": 1217, "total_submitted": 2392, "total_column_articles": 33, "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": 3248, "total_submitted": 6349, "total_column_articles": 68, "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": 2093, "total_submitted": 5608, "total_column_articles": 51, "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": 223143, "total_submitted": 358975, "total_column_articles": 1566, "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": 16655, "total_submitted": 26781, "total_column_articles": 130, "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": 4766, "total_submitted": 10861, "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": 2968, "total_submitted": 4149, "total_column_articles": 65, "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": 240209, "total_submitted": 418740, "total_column_articles": 1761, "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": 109208, "total_submitted": 235807, "total_column_articles": 967, "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": 128474, "total_submitted": 216555, "total_column_articles": 1154, "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": 100663, "total_submitted": 165621, "total_column_articles": 980, "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": 54813, "total_submitted": 82488, "total_column_articles": 629, "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": 173914, "total_submitted": 233561, "total_column_articles": 1230, "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": 41023, "total_submitted": 54807, "total_column_articles": 636, "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": 4822, "total_submitted": 8890, "total_column_articles": 81, "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": 39350, "total_submitted": 44862, "total_column_articles": 250, "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": 2238, "total_submitted": 4230, "total_column_articles": 42, "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": 57640, "total_submitted": 127811, "total_column_articles": 670, "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": 5079, "total_submitted": 7850, "total_column_articles": 98, "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": 125955, "total_submitted": 199503, "total_column_articles": 905, "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": 45976, "total_submitted": 71479, "total_column_articles": 545, "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": 15774, "total_submitted": 24737, "total_column_articles": 230, "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": 2437, "total_submitted": 4100, "total_column_articles": 36, "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": 40413, "total_submitted": 55072, "total_column_articles": 459, "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": 58262, "total_submitted": 106972, "total_column_articles": 630, "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": 89546, "total_submitted": 179169, "total_column_articles": 885, "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": 83853, "total_submitted": 297989, "total_column_articles": 718, "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": 28849, "total_submitted": 59135, "total_column_articles": 330, "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": 57755, "total_submitted": 78316, "total_column_articles": 521, "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": 76462, "total_submitted": 133499, "total_column_articles": 1175, "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": 167, "total_submitted": 327, "total_column_articles": 7, "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": 177071, "total_submitted": 256642, "total_column_articles": 999, "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": 21721, "total_submitted": 42477, "total_column_articles": 191, "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": 134809, "total_submitted": 202180, "total_column_articles": 897, "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": 93299, "total_submitted": 140820, "total_column_articles": 945, "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": 23541, "total_submitted": 46460, "total_column_articles": 281, "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": 129172, "total_submitted": 173374, "total_column_articles": 1275, "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": 265, "total_submitted": 641, "total_column_articles": 17, "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": 3022, "total_submitted": 8061, "total_column_articles": 44, "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": 470, "total_submitted": 854, "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": 4812, "total_submitted": 7938, "total_column_articles": 68, "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": 39634, "total_submitted": 52548, "total_column_articles": 536, "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": 67078, "total_submitted": 136675, "total_column_articles": 491, "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": 66250, "total_submitted": 101747, "total_column_articles": 859, "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": 7781, "total_submitted": 15474, "total_column_articles": 94, "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": 76043, "total_submitted": 145969, "total_column_articles": 766, "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": 152397, "total_submitted": 232137, "total_column_articles": 1318, "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": 32511, "total_submitted": 72920, "total_column_articles": 387, "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": 110651, "total_submitted": 206324, "total_column_articles": 827, "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": 60543, "total_submitted": 81326, "total_column_articles": 880, "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": 3559, "total_submitted": 8839, "total_column_articles": 67, "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": 87771, "total_submitted": 159338, "total_column_articles": 975, "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": 199094, "total_submitted": 278502, "total_column_articles": 1872, "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": 76777, "total_submitted": 127354, "total_column_articles": 1074, "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": 251143, "total_submitted": 511195, "total_column_articles": 1526, "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": 32712, "total_submitted": 91878, "total_column_articles": 331, "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": 50416, "total_submitted": 82928, "total_column_articles": 483, "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": 88564, "total_submitted": 167450, "total_column_articles": 672, "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": 9447, "total_submitted": 19063, "total_column_articles": 111, "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": 2708, "total_submitted": 5804, "total_column_articles": 58, "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": 19029, "total_submitted": 37581, "total_column_articles": 179, "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": 10604, "total_submitted": 18257, "total_column_articles": 189, "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": 57441, "total_submitted": 97074, "total_column_articles": 473, "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": 161910, "total_submitted": 264504, "total_column_articles": 1295, "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": 2033, "total_submitted": 3361, "total_column_articles": 43, "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": 17890, "total_submitted": 30186, "total_column_articles": 137, "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": 48563, "total_submitted": 103300, "total_column_articles": 515, "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": 8069, "total_submitted": 14148, "total_column_articles": 143, "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": 35045, "total_submitted": 78534, "total_column_articles": 469, "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": 21707, "total_submitted": 34658, "total_column_articles": 163, "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": 42609, "total_submitted": 70363, "total_column_articles": 364, "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": 72424, "total_submitted": 102126, "total_column_articles": 978, "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": 61045, "total_submitted": 149749, "total_column_articles": 658, "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": 116146, "total_submitted": 182423, "total_column_articles": 848, "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": 59048, "total_submitted": 127168, "total_column_articles": 448, "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": 24206, "total_submitted": 47735, "total_column_articles": 245, "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": 2073, "total_submitted": 3432, "total_column_articles": 35, "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": 2067, "total_submitted": 4804, "total_column_articles": 28, "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": 54484, "total_submitted": 193391, "total_column_articles": 657, "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": 33051, "total_submitted": 63846, "total_column_articles": 346, "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": 12625, "total_submitted": 33723, "total_column_articles": 193, "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": 2246, "total_submitted": 4120, "total_column_articles": 34, "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": 33102, "total_submitted": 78868, "total_column_articles": 256, "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": 103531, "total_submitted": 147288, "total_column_articles": 1200, "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": 46710, "total_submitted": 75111, "total_column_articles": 488, "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": 226885, "total_submitted": 277560, "total_column_articles": 1759, "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": 51322, "total_submitted": 116546, "total_column_articles": 546, "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": 126492, "total_submitted": 248425, "total_column_articles": 948, "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": 24966, "total_submitted": 35746, "total_column_articles": 227, "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": 32496, "total_submitted": 74855, "total_column_articles": 351, "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": 68239, "total_submitted": 187182, "total_column_articles": 558, "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": 235598, "total_submitted": 411965, "total_column_articles": 1809, "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": 133947, "total_submitted": 211981, "total_column_articles": 818, "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": 66784, "total_submitted": 108666, "total_column_articles": 779, "frontend_question_id": "453", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "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": 150429, "total_submitted": 296927, "total_column_articles": 1208, "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": 105459, "total_submitted": 147007, "total_column_articles": 1182, "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": 146847, "total_submitted": 281574, "total_column_articles": 1507, "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": 43672, "total_submitted": 72229, "total_column_articles": 398, "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": 213520, "total_submitted": 324343, "total_column_articles": 1545, "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": 52542, "total_submitted": 78923, "total_column_articles": 420, "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": 21511, "total_submitted": 39174, "total_column_articles": 188, "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": 106245, "total_submitted": 177358, "total_column_articles": 1171, "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": 4713, "total_submitted": 16586, "total_column_articles": 75, "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": 68198, "total_submitted": 143019, "total_column_articles": 804, "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": 94180, "total_submitted": 125802, "total_column_articles": 912, "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": 99502, "total_submitted": 217795, "total_column_articles": 949, "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": 42729, "total_submitted": 100135, "total_column_articles": 283, "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": 3580, "total_submitted": 5962, "total_column_articles": 86, "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": 206698, "total_submitted": 377984, "total_column_articles": 1661, "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": 179129, "total_submitted": 321381, "total_column_articles": 1305, "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": 38344, "total_submitted": 67382, "total_column_articles": 515, "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": 160325, "total_submitted": 314790, "total_column_articles": 1283, "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": 76382, "total_submitted": 193457, "total_column_articles": 1024, "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": 45506, "total_submitted": 82582, "total_column_articles": 675, "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": 26619, "total_submitted": 56533, "total_column_articles": 280, "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": 2089, "total_submitted": 3361, "total_column_articles": 44, "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": 70778, "total_submitted": 130825, "total_column_articles": 621, "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": 36070, "total_submitted": 59069, "total_column_articles": 419, "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": 2867, "total_submitted": 6588, "total_column_articles": 74, "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": 39169, "total_submitted": 63232, "total_column_articles": 372, "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": 17551, "total_submitted": 44490, "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": 38072, "total_submitted": 48379, "total_column_articles": 499, "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": 3195, "total_submitted": 8392, "total_column_articles": 48, "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": 67024, "total_submitted": 121098, "total_column_articles": 732, "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": 295408, "total_submitted": 568275, "total_column_articles": 1564, "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": 216897, "total_submitted": 394778, "total_column_articles": 1458, "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": 113674, "total_submitted": 287901, "total_column_articles": 1411, "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": 101977, "total_submitted": 146699, "total_column_articles": 1298, "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": 137158, "total_submitted": 193667, "total_column_articles": 821, "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": 1265, "total_submitted": 2572, "total_column_articles": 32, "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": 53664, "total_submitted": 91834, "total_column_articles": 452, "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": 133886, "total_submitted": 240467, "total_column_articles": 1740, "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": 5302, "total_submitted": 15302, "total_column_articles": 101, "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": 29432, "total_submitted": 50926, "total_column_articles": 273, "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": 183657, "total_submitted": 243487, "total_column_articles": 1147, "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": 55372, "total_submitted": 99606, "total_column_articles": 542, "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": 167971, "total_submitted": 274860, "total_column_articles": 1658, "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": 53875, "total_submitted": 117554, "total_column_articles": 522, "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": 112304, "total_submitted": 348880, "total_column_articles": 806, "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": 62941, "total_submitted": 101505, "total_column_articles": 779, "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": 50472, "total_submitted": 110764, "total_column_articles": 562, "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": 59951, "total_submitted": 101231, "total_column_articles": 719, "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": 53017, "total_submitted": 73408, "total_column_articles": 428, "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": 57231, "total_submitted": 133543, "total_column_articles": 636, "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": 43063, "total_submitted": 80125, "total_column_articles": 549, "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": 69264, "total_submitted": 131772, "total_column_articles": 570, "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": 184474, "total_submitted": 327008, "total_column_articles": 1825, "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": 35299, "total_submitted": 80443, "total_column_articles": 442, "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": 218496, "total_submitted": 417712, "total_column_articles": 2161, "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": 23820, "total_submitted": 51515, "total_column_articles": 237, "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": 33075, "total_submitted": 54276, "total_column_articles": 416, "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": 132932, "total_submitted": 195363, "total_column_articles": 1353, "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": 30756, "total_submitted": 48129, "total_column_articles": 488, "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": 316098, "total_submitted": 572887, "total_column_articles": 1746, "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": 63672, "total_submitted": 84837, "total_column_articles": 623, "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": 28851, "total_submitted": 52458, "total_column_articles": 279, "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": 104655, "total_submitted": 171001, "total_column_articles": 509, "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": 202939, "total_submitted": 324379, "total_column_articles": 1915, "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": 48546, "total_submitted": 67157, "total_column_articles": 379, "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": 24013, "total_submitted": 55836, "total_column_articles": 215, "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": 85229, "total_submitted": 161321, "total_column_articles": 1149, "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": 4819, "total_submitted": 7832, "total_column_articles": 96, "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": 105535, "total_submitted": 166681, "total_column_articles": 753, "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": 103238, "total_submitted": 196166, "total_column_articles": 774, "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": 129053, "total_submitted": 273133, "total_column_articles": 1245, "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": 39367, "total_submitted": 64373, "total_column_articles": 308, "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": 124818, "total_submitted": 239692, "total_column_articles": 821, "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": 50790, "total_submitted": 122884, "total_column_articles": 498, "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": 40496, "total_submitted": 70682, "total_column_articles": 403, "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": 95809, "total_submitted": 155817, "total_column_articles": 618, "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": 8523, "total_submitted": 11271, "total_column_articles": 210, "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": 6669, "total_submitted": 10628, "total_column_articles": 188, "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": 49847, "total_submitted": 108351, "total_column_articles": 534, "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": 169251, "total_submitted": 377456, "total_column_articles": 1298, "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": 7202, "total_submitted": 9136, "total_column_articles": 180, "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": 41558, "total_submitted": 107860, "total_column_articles": 557, "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": 2705, "total_submitted": 3663, "total_column_articles": 67, "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": 37692, "total_submitted": 77518, "total_column_articles": 247, "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": 5425, "total_submitted": 7870, "total_column_articles": 97, "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": 4852, "total_submitted": 8301, "total_column_articles": 92, "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": 4124, "total_submitted": 6693, "total_column_articles": 79, "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": 7078, "total_submitted": 9504, "total_column_articles": 88, "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": 5713, "total_submitted": 16003, "total_column_articles": 74, "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": 61715, "total_submitted": 102888, "total_column_articles": 879, "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": 2198, "total_submitted": 6045, "total_column_articles": 56, "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": 35921, "total_submitted": 87967, "total_column_articles": 592, "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": 88418, "total_submitted": 214924, "total_column_articles": 717, "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": 3456, "total_submitted": 7942, "total_column_articles": 69, "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": 23316, "total_submitted": 34531, "total_column_articles": 373, "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": 6528, "total_submitted": 10833, "total_column_articles": 120, "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": 379021, "total_submitted": 672223, "total_column_articles": 2219, "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": 322228, "total_submitted": 433538, "total_column_articles": 2193, "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": 7601, "total_submitted": 12666, "total_column_articles": 117, "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": 320435, "total_submitted": 507479, "total_column_articles": 2284, "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": 16978, "total_submitted": 23652, "total_column_articles": 183, "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": 133162, "total_submitted": 245278, "total_column_articles": 1240, "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": 575644, "total_submitted": 729846, "total_column_articles": 2972, "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": 183624, "total_submitted": 296348, "total_column_articles": 1553, "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": 108865, "total_submitted": 208423, "total_column_articles": 941, "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": 64387, "total_submitted": 88500, "total_column_articles": 598, "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": 20032, "total_submitted": 39502, "total_column_articles": 260, "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": 5310, "total_submitted": 6411, "total_column_articles": 76, "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": 231159, "total_submitted": 293815, "total_column_articles": 1852, "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": 203900, "total_submitted": 335325, "total_column_articles": 1371, "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": 24928, "total_submitted": 63698, "total_column_articles": 217, "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": 17363, "total_submitted": 40663, "total_column_articles": 156, "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": 99792, "total_submitted": 230648, "total_column_articles": 690, "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": 6907, "total_submitted": 14453, "total_column_articles": 123, "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": 61451, "total_submitted": 131640, "total_column_articles": 464, "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": 53533, "total_submitted": 111429, "total_column_articles": 596, "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": 20958, "total_submitted": 39526, "total_column_articles": 168, "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": 79000, "total_submitted": 155727, "total_column_articles": 718, "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": 170226, "total_submitted": 260283, "total_column_articles": 1355, "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": 32286, "total_submitted": 77884, "total_column_articles": 275, "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": 173210, "total_submitted": 341264, "total_column_articles": 761, "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": 13632, "total_submitted": 25748, "total_column_articles": 160, "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": 54297, "total_submitted": 133310, "total_column_articles": 353, "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": 17693, "total_submitted": 27222, "total_column_articles": 254, "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": 479876, "total_submitted": 1047888, "total_column_articles": 2879, "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": 31622, "total_submitted": 75166, "total_column_articles": 264, "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": 3981, "total_submitted": 5732, "total_column_articles": 67, "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": 53791, "total_submitted": 93789, "total_column_articles": 482, "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": 58983, "total_submitted": 80075, "total_column_articles": 565, "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": 6235, "total_submitted": 13077, "total_column_articles": 82, "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": 93941, "total_submitted": 195906, "total_column_articles": 744, "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": 66449, "total_submitted": 156108, "total_column_articles": 659, "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": 7635, "total_submitted": 13744, "total_column_articles": 132, "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": 50065, "total_submitted": 84663, "total_column_articles": 435, "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": 81169, "total_submitted": 116814, "total_column_articles": 533, "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": 5345, "total_submitted": 7004, "total_column_articles": 70, "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": 50656, "total_submitted": 117624, "total_column_articles": 418, "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": 191471, "total_submitted": 302313, "total_column_articles": 1511, "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": 3306, "total_submitted": 5200, "total_column_articles": 69, "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": 55932, "total_submitted": 109469, "total_column_articles": 508, "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": 43487, "total_submitted": 113877, "total_column_articles": 635, "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": 7121, "total_submitted": 16960, "total_column_articles": 108, "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": 98455, "total_submitted": 165341, "total_column_articles": 1044, "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": 176653, "total_submitted": 234562, "total_column_articles": 1615, "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": 3076, "total_submitted": 4591, "total_column_articles": 55, "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": 75545, "total_submitted": 136913, "total_column_articles": 501, "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": 565344, "total_submitted": 1050884, "total_column_articles": 3453, "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": 70963, "total_submitted": 124726, "total_column_articles": 804, "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": 7466, "total_submitted": 12527, "total_column_articles": 117, "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": 169139, "total_submitted": 291554, "total_column_articles": 1108, "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": 3528, "total_submitted": 5703, "total_column_articles": 60, "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": 88379, "total_submitted": 167295, "total_column_articles": 662, "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": 5232, "total_submitted": 8856, "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": 6718, "total_submitted": 9312, "total_column_articles": 108, "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": 137841, "total_submitted": 195075, "total_column_articles": 921, "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": 3803, "total_submitted": 7218, "total_column_articles": 83, "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": 108380, "total_submitted": 240267, "total_column_articles": 1440, "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": 65068, "total_submitted": 86160, "total_column_articles": 988, "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": 5260, "total_submitted": 10965, "total_column_articles": 76, "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": 256167, "total_submitted": 395584, "total_column_articles": 1673, "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": 16272, "total_submitted": 30320, "total_column_articles": 212, "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": 12640, "total_submitted": 19697, "total_column_articles": 162, "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": 28831, "total_submitted": 37578, "total_column_articles": 239, "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": 808848, "total_submitted": 1262997, "total_column_articles": 5036, "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": 23203, "total_submitted": 48801, "total_column_articles": 196, "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": 4281, "total_submitted": 5624, "total_column_articles": 103, "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": 8262, "total_submitted": 11954, "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": 309988, "total_submitted": 474809, "total_column_articles": 1689, "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": 361382, "total_submitted": 794100, "total_column_articles": 1997, "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": 11769, "total_submitted": 20199, "total_column_articles": 123, "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": 9167, "total_submitted": 17668, "total_column_articles": 170, "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": 60666, "total_submitted": 133144, "total_column_articles": 507, "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": 65021, "total_submitted": 146780, "total_column_articles": 673, "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": 33643, "total_submitted": 92230, "total_column_articles": 397, "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": 5120, "total_submitted": 7780, "total_column_articles": 105, "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": 3841, "total_submitted": 6707, "total_column_articles": 61, "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": 14762, "total_submitted": 25568, "total_column_articles": 174, "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": 9853, "total_submitted": 27569, "total_column_articles": 160, "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": 246634, "total_submitted": 374434, "total_column_articles": 1860, "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": 5043, "total_submitted": 10937, "total_column_articles": 106, "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": 9625, "total_submitted": 13846, "total_column_articles": 140, "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": 10894, "total_submitted": 17450, "total_column_articles": 237, "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": 131755, "total_submitted": 224720, "total_column_articles": 829, "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": 130619, "total_submitted": 255445, "total_column_articles": 1000, "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": 51548, "total_submitted": 121614, "total_column_articles": 507, "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": 13699, "total_submitted": 27007, "total_column_articles": 191, "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": 94945, "total_submitted": 129232, "total_column_articles": 833, "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": 10382, "total_submitted": 18627, "total_column_articles": 120, "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": 141311, "total_submitted": 198771, "total_column_articles": 1212, "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": 229182, "total_submitted": 327397, "total_column_articles": 1555, "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": 17574, "total_submitted": 25851, "total_column_articles": 268, "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": 7689, "total_submitted": 15719, "total_column_articles": 93, "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": 8252, "total_submitted": 14388, "total_column_articles": 116, "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": 51996, "total_submitted": 100621, "total_column_articles": 497, "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": 18846, "total_submitted": 32848, "total_column_articles": 206, "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": 5801, "total_submitted": 10416, "total_column_articles": 97, "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": 6426, "total_submitted": 10126, "total_column_articles": 126, "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": 8675, "total_submitted": 13304, "total_column_articles": 150, "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": 3642, "total_submitted": 7524, "total_column_articles": 72, "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": 7221, "total_submitted": 13416, "total_column_articles": 123, "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": 8598, "total_submitted": 18027, "total_column_articles": 151, "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": 6306, "total_submitted": 10948, "total_column_articles": 83, "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": 8001, "total_submitted": 13699, "total_column_articles": 95, "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": 12930, "total_submitted": 19465, "total_column_articles": 155, "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": 454645, "total_submitted": 693871, "total_column_articles": 2569, "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": 64713, "total_submitted": 85523, "total_column_articles": 605, "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": 293538, "total_submitted": 567907, "total_column_articles": 1440, "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": 322991, "total_submitted": 646295, "total_column_articles": 2247, "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": 206738, "total_submitted": 279522, "total_column_articles": 1304, "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": 302214, "total_submitted": 351682, "total_column_articles": 1583, "frontend_question_id": "237", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "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": 413605, "total_submitted": 597923, "total_column_articles": 2150, "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": 261180, "total_submitted": 386853, "total_column_articles": 1462, "frontend_question_id": "235", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "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": 467504, "total_submitted": 897929, "total_column_articles": 2838, "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": 43827, "total_submitted": 90654, "total_column_articles": 530, "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": 259062, "total_submitted": 376269, "total_column_articles": 1854, "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": 238167, "total_submitted": 472008, "total_column_articles": 1720, "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": 222164, "total_submitted": 293993, "total_column_articles": 1526, "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": 83379, "total_submitted": 155384, "total_column_articles": 784, "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": 75485, "total_submitted": 134330, "total_column_articles": 855, "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": 120391, "total_submitted": 273073, "total_column_articles": 935, "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": 497827, "total_submitted": 627927, "total_column_articles": 3230, "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": 209390, "total_submitted": 309832, "total_column_articles": 5154, "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": 94966, "total_submitted": 226053, "total_column_articles": 832, "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": 49469, "total_submitted": 93255, "total_column_articles": 596, "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": 202095, "total_submitted": 252503, "total_column_articles": 1338, "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": 212523, "total_submitted": 433191, "total_column_articles": 1389, "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": 82701, "total_submitted": 284483, "total_column_articles": 555, "frontend_question_id": "220", "is_new_question": false }, "status": null, "difficulty": { "level": 2 }, "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": 190777, "total_submitted": 429992, "total_column_articles": 1557, "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": 41243, "total_submitted": 75070, "total_column_articles": 361, "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": 614754, "total_submitted": 1104345, "total_column_articles": 2879, "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": 177069, "total_submitted": 244104, "total_column_articles": 1522, "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": 681123, "total_submitted": 1051963, "total_column_articles": 3361, "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": 38717, "total_submitted": 100662, "total_column_articles": 393, "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": 262782, "total_submitted": 599401, "total_column_articles": 2266, "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": 78788, "total_submitted": 173564, "total_column_articles": 687, "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": 62024, "total_submitted": 122989, "total_column_articles": 659, "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": 138029, "total_submitted": 247331, "total_column_articles": 1036, "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": 373676, "total_submitted": 768592, "total_column_articles": 2438, "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": 212258, "total_submitted": 294994, "total_column_articles": 1372, "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": 227447, "total_submitted": 422253, "total_column_articles": 1558, "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": 1127690, "total_submitted": 1541400, "total_column_articles": 9709, "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": 154702, "total_submitted": 310118, "total_column_articles": 1189, "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": 213538, "total_submitted": 568604, "total_column_articles": 950, "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": 391464, "total_submitted": 725866, "total_column_articles": 2490, "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": 272668, "total_submitted": 432707, "total_column_articles": 2086, "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": 64177, "total_submitted": 119710, "total_column_articles": 447, "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": 510983, "total_submitted": 878255, "total_column_articles": 3195, "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": 223072, "total_submitted": 339910, "total_column_articles": 2255, "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": 589605, "total_submitted": 1101485, "total_column_articles": 3890, "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": 133313, "total_submitted": 248369, "total_column_articles": 744, "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": 151711, "total_submitted": 224398, "total_column_articles": 586, "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": 44326, "total_submitted": 100798, "total_column_articles": 175, "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": 12899, "total_submitted": 37227, "total_column_articles": 88, "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": 32716, "total_submitted": 98374, "total_column_articles": 167, "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": 26650, "total_submitted": 74470, "total_column_articles": 209, "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": 268374, "total_submitted": 353293, "total_column_articles": 1695, "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": 178191, "total_submitted": 250265, "total_column_articles": 1118, "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": 530710, "total_submitted": 1196171, "total_column_articles": 2662, "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": 138323, "total_submitted": 329512, "total_column_articles": 1050, "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": 107569, "total_submitted": 203418, "total_column_articles": 794, "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": 10680, "total_submitted": 14137, "total_column_articles": 157, "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": 95728, "total_submitted": 185186, "total_column_articles": 836, "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": 137279, "total_submitted": 275607, "total_column_articles": 910, "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": 231866, "total_submitted": 347631, "total_column_articles": 845, "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": 239454, "total_submitted": 301887, "total_column_articles": 818, "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": 220803, "total_submitted": 319316, "total_column_articles": 915, "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": 118157, "total_submitted": 244764, "total_column_articles": 702, "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": 164780, "total_submitted": 400334, "total_column_articles": 1259, "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": 159442, "total_submitted": 262795, "total_column_articles": 855, "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": 168183, "total_submitted": 360889, "total_column_articles": 680, "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": 329763, "total_submitted": 919965, "total_column_articles": 1366, "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": 401313, "total_submitted": 544230, "total_column_articles": 1845, "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": 51215, "total_submitted": 105469, "total_column_articles": 1058, "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": 97496, "total_submitted": 120117, "total_column_articles": 799, "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": 146729, "total_submitted": 301119, "total_column_articles": 984, "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": 137423, "total_submitted": 191933, "total_column_articles": 1151, "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": 13492, "total_submitted": 31570, "total_column_articles": 130, "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": 555084, "total_submitted": 829908, "total_column_articles": 3028, "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": 112495, "total_submitted": 257269, "total_column_articles": 976, "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": 458390, "total_submitted": 780145, "total_column_articles": 2940, "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": 53784, "total_submitted": 161166, "total_column_articles": 474, "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": 119576, "total_submitted": 230225, "total_column_articles": 1133, "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": 72955, "total_submitted": 120340, "total_column_articles": 600, "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": 14686, "total_submitted": 42148, "total_column_articles": 212, "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": 243061, "total_submitted": 490952, "total_column_articles": 1600, "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": 10907, "total_submitted": 32132, "total_column_articles": 141, "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": 514153, "total_submitted": 815967, "total_column_articles": 3007, "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": 24766, "total_submitted": 44440, "total_column_articles": 280, "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": 4123, "total_submitted": 6881, "total_column_articles": 88, "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": 8201, "total_submitted": 15107, "total_column_articles": 115, "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": 10478, "total_submitted": 14456, "total_column_articles": 190, "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": 402840, "total_submitted": 690186, "total_column_articles": 2183, "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": 147980, "total_submitted": 279765, "total_column_articles": 1136, "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": 305379, "total_submitted": 536073, "total_column_articles": 2078, "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": 286321, "total_submitted": 668791, "total_column_articles": 1778, "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": 275597, "total_submitted": 544348, "total_column_articles": 2140, "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": 202186, "total_submitted": 375969, "total_column_articles": 1531, "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": 65148, "total_submitted": 173390, "total_column_articles": 668, "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": 320134, "total_submitted": 482420, "total_column_articles": 1818, "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": 127519, "total_submitted": 184633, "total_column_articles": 976, "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": 378150, "total_submitted": 713021, "total_column_articles": 2713, "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": 475009, "total_submitted": 624857, "total_column_articles": 2214, "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": 651816, "total_submitted": 915889, "total_column_articles": 2802, "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": 194967, "total_submitted": 304307, "total_column_articles": 1514, "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": 492184, "total_submitted": 874310, "total_column_articles": 2850, "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": 790329, "total_submitted": 1535541, "total_column_articles": 4044, "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": 72136, "total_submitted": 133662, "total_column_articles": 793, "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": 327748, "total_submitted": 613665, "total_column_articles": 1935, "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": 159731, "total_submitted": 238286, "total_column_articles": 1154, "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": 129070, "total_submitted": 178999, "total_column_articles": 960, "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": 730893, "total_submitted": 1011955, "total_column_articles": 3298, "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": 157175, "total_submitted": 318664, "total_column_articles": 1187, "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": 190550, "total_submitted": 356165, "total_column_articles": 1338, "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": 96294, "total_submitted": 140631, "total_column_articles": 681, "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": 62805, "total_submitted": 126392, "total_column_articles": 534, "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": 213181, "total_submitted": 291493, "total_column_articles": 1337, "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": 186505, "total_submitted": 407229, "total_column_articles": 1734, "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": 172727, "total_submitted": 248265, "total_column_articles": 1511, "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": 291567, "total_submitted": 529571, "total_column_articles": 1821, "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": 157961, "total_submitted": 330404, "total_column_articles": 868, "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": 47776, "total_submitted": 118547, "total_column_articles": 427, "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": 381554, "total_submitted": 813524, "total_column_articles": 2419, "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": 250866, "total_submitted": 555762, "total_column_articles": 1607, "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": 195544, "total_submitted": 344343, "total_column_articles": 1186, "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": 684506, "total_submitted": 966857, "total_column_articles": 3765, "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": 852341, "total_submitted": 1468893, "total_column_articles": 4962, "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": 246163, "total_submitted": 358419, "total_column_articles": 2086, "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": 214325, "total_submitted": 312548, "total_column_articles": 1714, "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": 323733, "total_submitted": 430947, "total_column_articles": 2580, "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": 145293, "total_submitted": 225441, "total_column_articles": 1130, "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": 272158, "total_submitted": 378583, "total_column_articles": 2130, "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": 97167, "total_submitted": 186124, "total_column_articles": 965, "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": 280224, "total_submitted": 384515, "total_column_articles": 2241, "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": 274492, "total_submitted": 434270, "total_column_articles": 1859, "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": 419902, "total_submitted": 786440, "total_column_articles": 2518, "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": 423343, "total_submitted": 834538, "total_column_articles": 3038, "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": 387636, "total_submitted": 677772, "total_column_articles": 2094, "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": 124221, "total_submitted": 162793, "total_column_articles": 987, "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": 279408, "total_submitted": 362782, "total_column_articles": 1681, "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": 223104, "total_submitted": 311729, "total_column_articles": 1702, "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": 212475, "total_submitted": 293314, "total_column_articles": 1353, "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": 387863, "total_submitted": 544565, "total_column_articles": 2154, "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": 785487, "total_submitted": 1019135, "total_column_articles": 3889, "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": 251540, "total_submitted": 438787, "total_column_articles": 2146, "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": 621519, "total_submitted": 957275, "total_column_articles": 3649, "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": 639973, "total_submitted": 1103343, "total_column_articles": 3406, "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": 362631, "total_submitted": 606138, "total_column_articles": 2597, "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": 109123, "total_submitted": 180592, "total_column_articles": 892, "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": 552831, "total_submitted": 1521802, "total_column_articles": 3121, "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": 91229, "total_submitted": 202330, "total_column_articles": 738, "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": 271277, "total_submitted": 384738, "total_column_articles": 1997, "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": 139445, "total_submitted": 192540, "total_column_articles": 877, "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": 887247, "total_submitted": 1167464, "total_column_articles": 3431, "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": 248159, "total_submitted": 436642, "total_column_articles": 1972, "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": 316867, "total_submitted": 571465, "total_column_articles": 3019, "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": 226149, "total_submitted": 697538, "total_column_articles": 1990, "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": 221843, "total_submitted": 348781, "total_column_articles": 1827, "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": 99394, "total_submitted": 132903, "total_column_articles": 810, "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": 706102, "total_submitted": 1347885, "total_column_articles": 4748, "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": 49781, "total_submitted": 104101, "total_column_articles": 384, "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": 162568, "total_submitted": 256161, "total_column_articles": 1528, "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": 139099, "total_submitted": 260138, "total_column_articles": 993, "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": 268845, "total_submitted": 605032, "total_column_articles": 1619, "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": 457779, "total_submitted": 855425, "total_column_articles": 2881, "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": 274045, "total_submitted": 512875, "total_column_articles": 2355, "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": 166336, "total_submitted": 403145, "total_column_articles": 1289, "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": 191016, "total_submitted": 308056, "total_column_articles": 1641, "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": 341072, "total_submitted": 734957, "total_column_articles": 2090, "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": 483674, "total_submitted": 599564, "total_column_articles": 3477, "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": 386713, "total_submitted": 501236, "total_column_articles": 2240, "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": 315401, "total_submitted": 708596, "total_column_articles": 2557, "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": 414594, "total_submitted": 689578, "total_column_articles": 2857, "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": 251479, "total_submitted": 525754, "total_column_articles": 2472, "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": 198836, "total_submitted": 319964, "total_column_articles": 1491, "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": 278557, "total_submitted": 445759, "total_column_articles": 2383, "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": 154414, "total_submitted": 348976, "total_column_articles": 1467, "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": 890566, "total_submitted": 1653826, "total_column_articles": 5099, "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": 577968, "total_submitted": 1489535, "total_column_articles": 2862, "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": 46085, "total_submitted": 88410, "total_column_articles": 697, "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": 261043, "total_submitted": 485302, "total_column_articles": 2365, "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": 515540, "total_submitted": 1125300, "total_column_articles": 4619, "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": 56654, "total_submitted": 206354, "total_column_articles": 810, "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": 390273, "total_submitted": 563328, "total_column_articles": 2833, "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": 279054, "total_submitted": 688648, "total_column_articles": 2416, "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": 474517, "total_submitted": 705346, "total_column_articles": 3403, "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": 262923, "total_submitted": 631180, "total_column_articles": 2599, "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": 111009, "total_submitted": 208849, "total_column_articles": 1230, "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": 218325, "total_submitted": 287444, "total_column_articles": 2591, "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": 339325, "total_submitted": 833300, "total_column_articles": 3584, "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": 116998, "total_submitted": 281267, "total_column_articles": 1201, "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": 486279, "total_submitted": 995064, "total_column_articles": 3412, "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": 540528, "total_submitted": 1239185, "total_column_articles": 3886, "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": 284926, "total_submitted": 581986, "total_column_articles": 3062, "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": 1113336, "total_submitted": 2032778, "total_column_articles": 5635, "frontend_question_id": "53", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "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": 97744, "total_submitted": 118845, "total_column_articles": 786, "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": 233649, "total_submitted": 315441, "total_column_articles": 2414, "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": 305006, "total_submitted": 804985, "total_column_articles": 1793, "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": 354538, "total_submitted": 525259, "total_column_articles": 1999, "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": 350324, "total_submitted": 471675, "total_column_articles": 3449, "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": 346909, "total_submitted": 534051, "total_column_articles": 2303, "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": 668382, "total_submitted": 849779, "total_column_articles": 4674, "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": 364260, "total_submitted": 811564, "total_column_articles": 2616, "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": 113038, "total_submitted": 337822, "total_column_articles": 744, "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": 241048, "total_submitted": 537921, "total_column_articles": 1609, "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": 527120, "total_submitted": 856804, "total_column_articles": 3475, "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": 238532, "total_submitted": 558202, "total_column_articles": 1844, "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": 320401, "total_submitted": 528796, "total_column_articles": 2128, "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": 552882, "total_submitted": 760678, "total_column_articles": 3098, "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": 295383, "total_submitted": 491857, "total_column_articles": 2952, "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": 156734, "total_submitted": 231982, "total_column_articles": 1246, "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": 300759, "total_submitted": 474079, "total_column_articles": 2131, "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": 869022, "total_submitted": 1923176, "total_column_articles": 5958, "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": 591445, "total_submitted": 1397999, "total_column_articles": 5667, "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": 579158, "total_submitted": 1325117, "total_column_articles": 3760, "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": 290341, "total_submitted": 791286, "total_column_articles": 1851, "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": 335767, "total_submitted": 887773, "total_column_articles": 2620, "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": 131924, "total_submitted": 336091, "total_column_articles": 1074, "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": 174345, "total_submitted": 784803, "total_column_articles": 1355, "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": "Implement strStr()", "question__title_slug": "implement-strstr", "question__hide": false, "total_acs": 688733, "total_submitted": 1678754, "total_column_articles": 4700, "frontend_question_id": "28", "is_new_question": false }, "status": null, "difficulty": { "level": 1 }, "paid_only": false, "is_favor": false, "frequency": 0, "progress": 0 }, { "stat": { "question_id": 27, "question__title": "Remove Element", "question__title_slug": "remove-element", "question__hide": false, "total_acs": 762209, "total_submitted": 1281422, "total_column_articles": 5978, "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": 1182988, "total_submitted": 2180539, "total_column_articles": 6533, "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": 368612, "total_submitted": 545457, "total_column_articles": 3166, "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": 478475, "total_submitted": 673282, "total_column_articles": 3583, "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": 503746, "total_submitted": 882730, "total_column_articles": 3384, "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": 547629, "total_submitted": 706722, "total_column_articles": 3875, "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": 1086220, "total_submitted": 1627863, "total_column_articles": 5695, "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": 1163622, "total_submitted": 2607422, "total_column_articles": 7840, "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": 854028, "total_submitted": 1925712, "total_column_articles": 6220, "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": 342915, "total_submitted": 885382, "total_column_articles": 2271, "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": 527223, "total_submitted": 911999, "total_column_articles": 4495, "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": 378491, "total_submitted": 830709, "total_column_articles": 2028, "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": 1051209, "total_submitted": 2932903, "total_column_articles": 4704, "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": 883077, "total_submitted": 2068476, "total_column_articles": 5452, "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": 668638, "total_submitted": 1070292, "total_column_articles": 5416, "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": 312227, "total_submitted": 471645, "total_column_articles": 2418, "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": 780132, "total_submitted": 1274372, "total_column_articles": 4400, "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": 295775, "total_submitted": 933482, "total_column_articles": 1760, "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": 1093773, "total_submitted": 1914968, "total_column_articles": 6817, "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": 476418, "total_submitted": 2207778, "total_column_articles": 3595, "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": 1050769, "total_submitted": 2972965, "total_column_articles": 6431, "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": 458764, "total_submitted": 882479, "total_column_articles": 3802, "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": 1113321, "total_submitted": 3018306, "total_column_articles": 6028, "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": 757660, "total_submitted": 1826064, "total_column_articles": 5562, "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": 1860756, "total_submitted": 4784169, "total_column_articles": 11090, "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": 1418790, "total_submitted": 3381665, "total_column_articles": 10062, "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": 3604754, "total_submitted": 6840644, "total_column_articles": 18449, "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" }