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Update 0700.二叉搜索树中的搜索.md

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Kelvin
2021-08-01 10:17:03 -04:00
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problems/0700.二叉搜索树中的搜索.md
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@ -212,6 +212,12 @@ Python：
递归法： 递归法：
```python ```python
# Definition for a binary tree node.
# class TreeNode:
# def __init__(self, val=0, left=None, right=None):
# self.val = val
# self.left = left
# self.right = right
class Solution: class Solution:
def searchBST(self, root: TreeNode, val: int) -> TreeNode: def searchBST(self, root: TreeNode, val: int) -> TreeNode:
# 为什么要有返回值: # 为什么要有返回值: