Leetcode刷题

六. 二叉树

题目索引

1. LeetCode 144. 二叉树的前序遍历

https://leetcode-cn.com/problems/binary-tree-preorder-traversal/

2. LeetCode 94. 二叉树的中序遍历

https://leetcode-cn.com/problems/binary-tree-inorder-traversal/

3. LeetCode 145. 二叉树的后序遍历

https://leetcode-cn.com/problems/binary-tree-postorder-traversal/

4. LeetCode 102. 二叉树的层序遍历

https://leetcode-cn.com/problems/binary-tree-level-order-traversal/

5. LeetCode 226. 翻转二叉树

https://leetcode-cn.com/problems/invert-binary-tree/

6. LeetCode 101. 对称二叉树

https://leetcode-cn.com/problems/symmetric-tree/

7. LeetCode 104. 二叉树的最大深度

https://leetcode-cn.com/problems/maximum-depth-of-binary-tree/

8. LeetCode 111. 二叉树的最小深度

https://leetcode-cn.com/problems/minimum-depth-of-binary-tree/

9. LeetCode 110. 平衡二叉树

https://leetcode-cn.com/problems/balanced-binary-tree/

10. LeetCode 257. 二叉树的所有路径

https://leetcode-cn.com/problems/binary-tree-paths/

11. LeetCode 112. 路径总和

https://leetcode-cn.com/problems/path-sum/

12. LeetCode 113. 路径总和 II

https://leetcode-cn.com/problems/path-sum-ii/

13. LeetCode 106. 从中序与后序遍历序列构造二叉树

https://leetcode-cn.com/problems/construct-binary-tree-from-inorder-and-postorder-traversal/

14. LeetCode 105. 从前序与中序遍历序列构造二叉树

https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal/

15. LeetCode 617. 合并二叉树

https://leetcode-cn.com/problems/merge-two-binary-trees/

16. LeetCode 700. 二叉搜索树中的搜索

https://leetcode-cn.com/problems/search-in-a-binary-search-tree/

17. LeetCode 98. 验证二叉搜索树

https://leetcode-cn.com/problems/validate-binary-search-tree/

18. LeetCode 98. 验证二叉搜索树LeetCode 530. 二叉搜索树的最小绝对差

https://leetcode-cn.com/problems/minimum-absolute-difference-in-bst/

19. LeetCode 98. 验证二叉搜索树LeetCode 501. 二叉搜索树中的众数

https://leetcode-cn.com/problems/find-mode-in-binary-search-tree/

20. LeetCode 98. 验证二叉搜索树LeetCode 236. 二叉树的最近公共祖先

https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-tree/

21. LeetCode 98. 验证二叉搜索树LeetCode 235. 二叉搜索树的最近公共祖先

https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-search-tree/

22. LeetCode 98. 验证二叉搜索树LeetCode 701. 二叉搜索树中的插入操作

https://leetcode-cn.com/problems/insert-into-a-binary-search-tree/

23. LeetCode 98. 验证二叉搜索树LeetCode 450. 删除二叉搜索树中的节点

https://leetcode-cn.com/problems/delete-node-in-a-bst/

24. LeetCode 98. 验证二叉搜索树LeetCode 669. 修剪二叉搜索树

https://leetcode-cn.com/problems/trim-a-binary-search-tree/

25. LeetCode 98. 验证二叉搜索树LeetCode 108. 将有序数组转换为二叉搜索树

https://leetcode-cn.com/problems/convert-sorted-array-to-binary-search-tree/