Given a binary tree, find the maximum path sum.The path may start and end at any node in the tree.For example:Given the below binary tree, 1 ...
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其他好文 时间:
2014-07-10 11:24:15
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229
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
Given a binary tree and a sum, find all root-to-leaf paths where each path's sum equals the given sum.
For example:
Given the below binary tree and sum
= 22,
5
/ ...
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其他好文 时间:
2014-06-28 07:31:28
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214
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
git中文件内容并没有真正存储在索引(.git/index)或者提交对象中,而是以blob的形式分别存储在数据库中(.git/objects),并用SHA-1值来校验。 索引文件用识别码列出相关的blob文件以及别的数据。对于提交来说,以树(tree)的形式存储,同样用对于的哈希值识别。树对应着.....
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其他好文 时间:
2014-06-27 22:40:02
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461
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
阅读次数:
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