3348. 最小可整除数字乘积 II
Hard | Math, String, Backtracking, Greedy, Number Theory
Number Theory
1819. 不同子序列 GCD 的数量
Hard | Array, Math, Counting, Number Theory
1994. 好子集的数目
Hard | Array, Hash Table, Math, Dynamic Programming, Bit Manipulation, Counting, Number Theory, Bitmask
2338. 统计理想数组的数目
Hard | Math, Dynamic Programming, Combinatorics, Number Theory
1447. 简化分数
Medium | Math, String, Number Theory
3574. 最大化子数组GCD分数
Hard | Array, Math, Enumeration, Number Theory
3233. 找出不是特殊数字的数字数量
Medium | Array, Math, Number Theory
3260. 找到能被 K 整除的最大回文数
Hard | Math, String, Dynamic Programming, Greedy, Number Theory
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
3326. 使数组非递减的最小除法运算次数
Medium | Array, Math, Greedy, Number Theory
3334. 找到数组的最大因子分数
Medium | Array, Math, Number Theory
3336. 寻找 GCD 相等的子序列对数量
Hard | Array, Math, Dynamic Programming, Number Theory
3377. 数字操作使两个整数相等
Medium | Math, Graph Theory, Heap (Priority Queue), Number Theory, Shortest Path
3378. LCM 图中的连通分量数目
Hard | Array, Hash Table, Math, Union-Find, Number Theory
3411. 乘积等价最长子数组
Easy | Array, Math, Sliding Window, Enumeration, Number Theory
3444. 数组中目标倍数的最小增量
Hard | Array, Math, Dynamic Programming, Bit Manipulation, Number Theory, Bitmask
3461. 检查操作后字符串中的数字是否相等 I
Easy | Math, String, Simulation, Combinatorics, Number Theory
3463. 检查操作后字符串中的数字是否相等 II
Hard | Math, String, Combinatorics, Number Theory
3556. 最大质数子串的和
Medium | Hash Table, Math, String, Sorting, Number Theory
3569. 分割后不同质数个数的最大值
Hard | Array, Math, Segment Tree, Number Theory