题目为:
Given an array of integers, every element appears twice except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it without...
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其他好文 时间:
2014-12-12 23:39:44
阅读次数:
473
changing a readonly file (linu single user mode)执行mount -o remount rw -t ext3 / 让根文件系统重新mount成读写,你就可以自由编辑整个文件系统了/etc/kinittab or /etc/rc.d/rc.sysinit
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系统相关 时间:
2014-12-12 23:23:41
阅读次数:
260
摘要: 开机按住任何键(shift)停住grub菜单,进入advanced option for ubuntu,出现的菜单中,光标移动至…(recovery mode)按E进入编辑,找到ro recovery nomodeset更改为rw single init=/b...-开机按住任何键(shif...
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系统相关 时间:
2014-12-12 18:17:30
阅读次数:
375
You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single digit. Add the two numbers and return it as a link...
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其他好文 时间:
2014-12-12 15:01:52
阅读次数:
137
题目和上题类似,这里给的数组仅有一个数出现一次,其他的出现3次。返回那个出现一次的数。这题还是比较难想到的。不想上一题只要异或一下就可以了,不用额外操作。法一:还是用map方法class Solution {public:int singleNumber(int A[], int n){ un...
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其他好文 时间:
2014-12-12 13:06:29
阅读次数:
135
标题:Single Number II正确率:34%难度:中等Given an array of integers, every element appearsthreetimes except for one. Find that single one.Note:Your algorithm sh...
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其他好文 时间:
2014-12-12 11:14:28
阅读次数:
127
给定一个数组,里面有一个数只出现一次,其他的出现两次,找出出现一次的数。法一:map(但利用额外空间)class Solution {public: int singleNumber(int A[], int n) { unordered_map umap; for...
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其他好文 时间:
2014-12-12 01:12:23
阅读次数:
156
S.O.L.I.D是面向对象设计和编程(OOD&OOP)中几个重要编码原则(Programming Priciple)的首字母缩写。SRPThe Single Responsibility Principle单一责任原则OCPThe Open Closed Principle开放封闭原则LSPThe...
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其他好文 时间:
2014-12-11 18:50:00
阅读次数:
257
Single View Application 改成空模板的歩揍(xcode6.0.1):1.删除info.plist 中的Main Storyboard file base name 选项2.将ViewController的class改成UIViewController,ViewControlle...
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其他好文 时间:
2014-12-11 00:06:32
阅读次数:
182
标题:Single Number通过率:46.0%难度: 中等Given an array of integers, every element appearstwiceexcept for one. Find that single one.Note:Your algorithm should ....
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其他好文 时间:
2014-12-10 17:41:54
阅读次数:
194