3336. 寻找 GCD 相等的子序列对数量
Hard | Array, Math, Dynamic Programming, Number Theory
Hard
3337. 字符串变换后的总字符数 II
Hard | Hash Table, Math, String, Dynamic Programming, Counting
3343. 平衡排列的数量
Hard | Math, String, Dynamic Programming, Combinatorics
3347. 执行操作后元素的最大频率 II
Hard | Array, Binary Search, Sliding Window, Sorting, Prefix Sum
3351. 好子序列的和
Hard | Array, Hash Table, Dynamic Programming
3352. 统计小于 N 的 K 可约简数字
Hard | Math, String, Dynamic Programming, Combinatorics
3363. 找出可以收集的最大水果数
Hard | Array, Dynamic Programming, Matrix
3367. 边删除后权重和的最大值
Hard | Dynamic Programming, Tree, Depth-First Search, Sorting
3373. 连接树后可到达目标节点的最大数目 II
Hard | Tree, Depth-First Search, Breadth-First Search
3378. LCM 图中的连通分量数目
Hard | Array, Hash Table, Math, Union-Find, Number Theory