3703. 移除K平衡子串
Medium | String, Stack, Simulation
Stack
3746. 均衡移除后的最小字符串长度
Medium | String, Stack, Counting
3816. 删除重复字符后的字典序最小字符串
Hard | Hash Table, String, Stack, Greedy, Monotonic Stack
3834. 合并相邻相等元素
Medium | Array, Stack, Simulation
3878. 统计好子数组的数量
Hard | Array, Stack, Bit Manipulation, Monotonic Stack
3113. 找到边界元素是最大值的子数组数量
Hard | Array, Binary Search, Stack, Monotonic Stack
3170. 移除星号后字典序最小的字符串
Medium | Hash Table, String, Stack, Greedy, Heap (Priority Queue)
3174. 清除数字
Easy | String, Stack, Simulation
2645. 构造有效字符串的最少插入次数
Medium | String, Dynamic Programming, Stack, Greedy
2696. 移除子串后的最小字符串长度
Easy | String, Stack, Simulation