Given a binary tree, determine if it is height-balanced.For this problem, a height-balanced binary tree is defined as a binary tree in which the depth...
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其他好文 时间：
2014-06-28 10:07:19
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208
Maximum Depth of Binary TreeGiven a binary tree, find its maximum depth.The maximum depth is the number of nodes along the longest path from the root ...
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其他好文 时间：
2014-06-27 23:13:24
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218
Given a m x n grid filled with non-negative numbers, find a path from top left to bottom right which minimizes the sum of all numbers along its path.
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其他好文 时间：
2014-06-27 23:02:33
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258
Given a triangle, find the minimum path sum from top to bottom. Each step you maymove to adjacent numbers on the row below.For example, given the fol....
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其他好文 时间：
2014-06-27 16:29:58
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188
题目：输入一棵二叉树的根节点，求该树的深度题解分析：二叉树具有天然的递归性，首先应该想递归解法/** * Definition for binary tree * struct TreeNode { * int val; * TreeNode *left; * TreeNod...
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其他好文 时间：
2014-06-27 15:58:59
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206
方法一：由于生成的exe文件在bin\debug目录下，可以使用向上查找目录的方式获取要读取的xml文件string haarXmlPath = @"../../haarcascade_frontalface_alt_tree.xml";FileInfo file = new FileInfo(f....
汉字转拼音的库主要是：pinyin https://github.com/hotoo/pinyinPYMethod https://github.com/a85816841/PotentialGragonSnail/tree/master/ql/lib/pinyingPOAPinyin h...
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移动开发 时间：
2014-06-27 13:31:58
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232
Given a binary tree containing digits from 0-9 only, each root-to-leaf
path could represent a number.
An example is the root-to-leaf path 1->2->3 which represents the number 123.
Find the tota...
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其他好文 时间：
2014-06-27 09:53:29
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208
Given a binary tree, determine if it is a valid binary search tree (BST).
Assume a BST is defined as follows:
The left subtree of a node contains only nodes with keys less than the node's key....
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其他好文 时间：
2014-06-27 09:15:12
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196
网页宽度页面box不要写宽度或width:100%之类的去掉头部加上下面代码：<metaname="viewport"content="width=device-width,initial-scale=1.0,minimum-scale=0.5,maximum-scale=2.0,user-scalable=yes"/>图片宽度<scripttype="text/javascript">functioninit(){varji..
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移动开发 时间：
2014-06-27 07:05:34
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239
