3435. 最短超序列的频次
Hard | Array, String, Bit Manipulation, Graph Theory, Topological Sort, Enumeration
Posts
3438. 在字符串中查找相邻数字的有效对
Easy | Hash Table, String, Counting
3439. 重新安排会议以最大化空闲时间 I
Medium | Array, Greedy, Sliding Window
3441. 最小代价好字幕
Hard | String, Dynamic Programming
3442. 奇偶频率差的最大值 I
Easy | Hash Table, String, Counting
3443. K次改变后的最大曼哈顿距离
Medium | Hash Table, Math, String, Counting
3444. 数组中目标倍数的最小增量
Hard | Array, Math, Dynamic Programming, Bit Manipulation, Number Theory, Bitmask
3445. 奇偶频率差的最大值 II
Hard | String, Sliding Window, Enumeration, Prefix Sum
3446. 按对角线排序矩阵
Medium | Array, Sorting, Matrix
3447. 将元素分配给带约束的组
Medium | Array, Hash Table