| [576. Out of Boundary Paths](https://leetcode.com/problems/out-of-boundary-paths/?show=1) | [576. 出界的路径数](https://leetcode.cn/problems/out-of-boundary-paths/?show=1) |
| [576. Out of Boundary Paths](https://leetcode.com/problems/out-of-boundary-paths/?show=1) | [576. 出界的路径数](https://leetcode.cn/problems/out-of-boundary-paths/?show=1) |
| [1361. Validate Binary Tree Nodes](https://leetcode.com/problems/validate-binary-tree-nodes/?show=1) | [1361. 验证二叉树](https://leetcode.cn/problems/validate-binary-tree-nodes/?show=1) |
| [200. Number of Islands](https://leetcode.com/problems/number-of-islands/?show=1) | [200. 岛屿数量](https://leetcode.cn/problems/number-of-islands/?show=1) |
| [947. Most Stones Removed with Same Row or Column](https://leetcode.com/problems/most-stones-removed-with-same-row-or-column/?show=1) | [947. 移除最多的同行或同列石头](https://leetcode.cn/problems/most-stones-removed-with-same-row-or-column/?show=1) |
| [17. Letter Combinations of a Phone Number](https://leetcode.com/problems/letter-combinations-of-a-phone-number/?show=1) | [17. 电话号码的字母组合](https://leetcode.cn/problems/letter-combinations-of-a-phone-number/?show=1) |
| [368. Largest Divisible Subset](https://leetcode.com/problems/largest-divisible-subset/?show=1) | [368. 最大整除子集](https://leetcode.cn/problems/largest-divisible-subset/?show=1) |