3312. 排序的最大公约数对查询
Hard | Array, Hash Table, Math, Binary Search, Combinatorics, Counting, Number Theory, Prefix Sum
Counting
3335. 转换后字符串中的字符总数 I
Medium | Hash Table, Math, String, Dynamic Programming, Counting
3337. 字符串变换后的总字符数 II
Hard | Hash Table, Math, String, Dynamic Programming, Counting
3371. 识别数组中的最大异常值
Medium | Array, Hash Table, Counting, Enumeration
3389. 使字符频率相等的最小操作数
Hard | Hash Table, String, Dynamic Programming, Counting, Enumeration
3438. 在字符串中查找相邻数字的有效对
Easy | Hash Table, String, Counting
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
3467. 按奇偶性转换数组
Easy | Array, Sorting, Counting
3518. 最小回文重排 II
Hard | Hash Table, Math, String, Combinatorics, Counting
3527. 寻找最常见的回复
Medium | Array, Hash Table, String, Counting
3541. 查找最频繁的元音和辅音
Easy | Hash Table, String, Counting
3545. 最多 K 个不同字符的最少删除次数
Easy | Hash Table, String, Greedy, Sorting, Counting
3583. 统计特殊三元组
Medium | Array, Hash Table, Counting
3591. 检查是否有元素的频率为质数
Easy | Array, Hash Table, Math, Counting, Number Theory
3636. 阈值多数查询
Hard | Array, Hash Table, Binary Search, Divide and Conquer, Counting, Prefix Sum
3659. 将数组分割成K个不同元素的组
Medium | Array, Hash Table, Counting
3663. 找到出现频率最少的数字
Easy | Array, Hash Table, Math, Counting
3664. 双字母卡牌游戏
Medium | Array, Hash Table, String, Counting, Enumeration
3679. 平衡库存的最少丢弃次数
Medium | Array, Hash Table, Sliding Window, Simulation, Counting