【leetcode】872.Leaf-Similar Trees 解題報告

就是找到二叉樹的所有葉子節點，很easy 的DFS 自己的寫法 # Definition for a binary tree node. class TreeNode: def __init__(self, x): self.val = x self.left = None self.right = None class Solution: def leafSimilar(self, root1,

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