Your intuition would tell you that there's a O(n) solution. Actually it is another stack-based problem to solve.class Solution {public: struct Rec ...
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其他好文 时间:
2014-08-06 14:37:41
阅读次数:
186
It took me +20 submissions to get AC... Actually the statement is too vague. I would rather ask for requirements f2f.Apparently the code below can be ...
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其他好文 时间:
2014-08-06 08:23:11
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319
题目:Validate if a given string is numeric.Some examples:"0" => true" 0.1 " => true"abc" => false"1 a" => false"2e10" => trueNote: It is intended fo...
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编程语言 时间:
2014-08-06 04:10:20
阅读次数:
251
Given a string containing only digits, restore it by returning all possible valid IP address combinations.For example: Given "25525511135",return ["25...
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其他好文 时间:
2014-08-05 19:13:59
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225
今天码代码的时候遇到了这个问题,因为oracle用的比较少,所在查询了一下。顿时傻眼,有很多的贴子说是因为nls_date_language的问题,还要改会话级的NLS_DATE_LANGUAGE设置为简体中文,还有些别的,等等。我当时就无语了,我觉得大部分楼主都是在自己玩玩oracle的吧,虽然也算是因素,但如果是在正经项目中,谁会让你去改这种东西?!后来发现了正确的做法,如下:to_date(...
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其他好文 时间:
2014-08-05 15:58:59
阅读次数:
320
problem: cvc-enumeration-valid: string value '3.0' is not a valid enumeration value for web-app-versionType in namespace http://java.sun.com/xml/ns/javaee:消息图标 - 错误 VALIDATION PROBLEMS WERE FOUND prob...
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移动开发 时间:
2014-08-05 11:15:49
阅读次数:
275
如何解决No architectures to compile for (ONLY_ACTIVE_ARCH=YES, active arch=x86_64, VALID_ARCHS=i386).
错误信息
No architectures to compile for (ONLY_ACTIVE_ARCH=YES, active arch=x86_64, VALID_ARCHS=i386...
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其他好文 时间:
2014-08-05 11:10:29
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212
Evaluate Reverse Polish NotationEvaluate the value of an arithmetic expression inReverse Polish Notation.Valid operators are+,-,*,/. Each operand may ...
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其他好文 时间:
2014-08-05 10:57:19
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184
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.Th...
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其他好文 时间:
2014-08-05 09:43:39
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191
A method for garbage collection in a solid state drive (SSD) includes determining whether the SSD is idle by a garbage collection module of the SSD; b...
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其他好文 时间:
2014-08-05 00:25:08
阅读次数:
283