刷题-- 平衡二叉树

输入一棵二叉树,判断该二叉树是不是平衡二叉树。python 基本思想:递归。web # -*- coding:utf-8 -*- # class TreeNode: # def __init__(self, x): # self.val = x # self.left = None # self.right = None class Solution: def Depth(self, pR
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