[LeetCode] Find Leaves of Binary Tree 找二叉树的叶节点
Given a binary tree, collect a tree's nodes as if you were doing this: Collect and remove all leaves, repeat until the tree is empty. Example ...
原文：[LeetCode] 993. Cousins in Binary Tree 二叉树的表兄弟节点
In a binary tree, the root node is at depth , and children of each depthknode are at depthk . Two nodes of a binary tree arecousinsif they have the same depth, but havedifferent parents. We are given ...
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二叉树（binary tree）
在写这篇文章之前说一下数据结构和算法这个系列，这个系列包含了很多东西，比如啥子排序，线性表，广义表，树，图这些大家都是知道的，但是这些东西我们学了之后工作中能用到的又有多少呢，据我所知绝大部分公司，一 ...
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[LeetCode] 545. Boundary of Binary Tree 二叉树的边界
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[LeetCode] Binary Tree Paths 二叉树路径
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