题目: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 on....
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编程语言 时间:
2014-08-04 13:57:17
阅读次数:
242
默认demo,在64bit模拟器上会link不过:target 中的 architectures 的valid architectrues里面,去掉arm64,build active architecture only: 改为no
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移动开发 时间:
2014-08-03 17:50:05
阅读次数:
342
题目:Given n pairs of parentheses, write a function to generate all combinations of well-formed parentheses.For example, given n = 3, a solution set is....
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编程语言 时间:
2014-08-02 12:19:33
阅读次数:
255
题目:Given a string containing only digits, restore it by returning all possible valid IP address combinations.For example:Given "25525511135",return [....
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编程语言 时间:
2014-08-02 09:49:53
阅读次数:
287
Longest Valid ParenthesesGiven a string containing just the characters'('and')', find the length of the longest valid (well-formed) parentheses substr...
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其他好文 时间:
2014-08-02 04:22:40
阅读次数:
248
关键点 实现过程 voidCCreateBrushView::OnDraw(CDC*pDC) { CCreateBrushDoc*pDoc=GetDocument(); ASSERT_VALID(pDoc); //创...
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编程语言 时间:
2014-08-01 22:41:42
阅读次数:
277
Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.For example, "A man, a plan, a canal: Pan...
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其他好文 时间:
2014-08-01 22:31:42
阅读次数:
208
题目:Determine if a Sudoku is valid, according to: Sudoku Puzzles - The Rules.The Sudoku board could be partially filled, where empty cells are filled ....
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编程语言 时间:
2014-08-01 10:31:31
阅读次数:
261
系统环境: ubuntu12.04安装vm tools时出现如下问题The path "/usr/bin/gcc" is not valid path to the gcc binary解决方案:#cat /proc/versionLinux version 3.2.0-29-generic (bu...
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其他好文 时间:
2014-08-01 10:31:21
阅读次数:
230
题目:Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.For example,"A man, a plan, a canal: ....
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编程语言 时间:
2014-08-01 10:27:11
阅读次数:
310