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【LeetCode-面试算法经典-Java实现】【107-Binary Tree Level Order Traversal II(二叉树层序遍历II)】
【107-Binary Tree Level Order Traversal II(二叉树层序遍历II)】 【LeetCode-面试算法经典-Java实现】【全部题目文件夹索引】 原题 Given a binary tree, return the bottom-up level order tra ...
分类:编程语言   时间:2017-07-21 23:25:59    阅读次数:226
leetcode:Binary Tree Inorder Traversal
一、 题目 给一个二叉树。中序遍历这个树,输出得到的值 二、 分析 这道题前面见到了,多次隔过去了,今天最终面对了,当时是没有好的思路。自习想想越是太难。Leetcode上的题,递归是统法啊! 方法一:递归 1. 开辟数组,递归左节点 2. 将中间结点放入数组 3. 递归有节点 方法二:使用数组和栈 ...
分类:其他好文   时间:2017-07-19 23:25:36    阅读次数:186
[LeetCode] 107. Binary Tree Level Order Traversal II Java
题目: Given a binary tree, return the bottom-up level order traversal of its nodes' values. (ie, from left to right, level by level from leaf to root). ...
分类:编程语言   时间:2017-07-18 16:53:43    阅读次数:224
[LeetCode] 102. Binary Tree Level Order Traversal Java
题目: Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level). For example:Given binary tre ...
分类:编程语言   时间:2017-07-17 22:04:12    阅读次数:190
102. Binary Tree Level Order Traversal
Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level). For example:Given binary tree [3 ...
分类:其他好文   时间:2017-07-17 09:57:27    阅读次数:206
94. Binary Tree Inorder Traversal
Given a binary tree, return the inorder traversal of its nodes' values. For example:Given binary tree [1,null,2,3], 1 \ 2 / 3 return [1,3,2]. Note: Re ...
分类:其他好文   时间:2017-07-16 23:33:03    阅读次数:224
leetCode 94.Binary Tree Inorder Traversal(二叉树中序遍历) 解题思路和方法
Given a binary tree, return the inorder traversal of its nodes' values. For example: Given binary tree {1,#,2,3}, 1 \ 2 / 3 return [1,3,2]. Note: Recu ...
分类:其他好文   时间:2017-07-16 11:11:51    阅读次数:193
LeetCode - Binary Tree Postorder Traversal
/** * Definition for a binary tree node. * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode(int x) : val(x), left(NULL), r ...
分类:其他好文   时间:2017-07-12 15:24:08    阅读次数:134
LeetCode(94)Binary Tree Inorder Traversal
题目如下: Python代码: ...
分类:其他好文   时间:2017-07-12 15:11:42    阅读次数:136
leetcode - Binary Tree Postorder Traversal
Given a binary tree, return the postorder traversal of its nodes' values. For example: Given binary tree {1,#,2,3}, 1 \ 2 / 3 return [3,2,1]. Note: Re ...
分类:其他好文   时间:2017-07-05 21:19:00    阅读次数:132
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