- Seperated leetcode problems with tags
- Tags are from leetcode https://leetcode.com/problemset/all/
- Implemented by python3
- Just beginning ...
| tags | # | Title | Solution | time | space | Difficulty |
|---|---|---|---|---|---|---|
| Tree | 144 | Binary Tree Preorder Traversal | python3 | O(N) | O(N) | medium |
| Tree | 145 | Binary Tree Postorder Traversal | python3 | O(N) | O(N) | hard |
| Tree | 94 | Binary Tree inorder Traversal | python3 | O(N) | O(N) | medium |
| Tree | 96 | Unique Binary Search Tree | python3 | O(N^2) | O(N) | medium |
| Tree | 95 | Unique Binary Search Tree II | python3 | O(4*N/N^(1/2)) | O(4*N/N^(1/2)) | medium |
| Tree | 98 | Validate Binary Search Tree | python3 | O(N) | O(N) | medium |