2615. 距离和
Medium | Array, Hash Table, Prefix Sum
Posts
2616. 最小化数对的最大差值
Medium | Array, Binary Search, Dynamic Programming, Greedy, Sorting
2617. 网格中到达目标的最少访问单元格数
Hard | Array, Dynamic Programming, Stack, Breadth-First Search, Union-Find, Heap (Priority Queue), Matrix, Monotonic Stack
2639. 求网格的列宽度
Easy | Array, Matrix
2640. 数组所有前缀的分数
Medium | Array, Prefix Sum
1281. 整数各位数字乘积与和的差
Easy | Math
1282. 根据给定的组大小对人员进行分组
Medium | Array, Hash Table, Greedy
1283. 找到给定阈值的最小除数
Medium | Array, Binary Search
1284. 将二进制矩阵转换为零矩阵的最小翻转次数
Hard | Array, Hash Table, Bit Manipulation, Breadth-First Search, Matrix
1286. 组合迭代器
Medium | String, Backtracking, Design, Iterator