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找出数组中只出现一次的数
这个题目有三种变形。第一种,一个数组中所有数都出现了两次,只有一个数出现了一次,求这个数。这个题比较简单,只要知道数字间异或的特性,就可以很容易的得出答案。int find_num_appear_once(int *data, int length){ if(data==NULL || len...
分类:其他好文   时间:2014-09-16 18:56:40    阅读次数:282
Chapter 6 ViewController
1. A view controller’s view is not created until it needs to appear on the screen . This optimization is called lazy loading, and it can conserve memo...
分类:其他好文   时间:2014-09-16 18:50:10    阅读次数:172
Remove Duplicates from Sorted List
Given a sorted linked list, delete all duplicates such that each element appear onlyonce.For example,Given1->1->2, return1->2.Given1->1->2->3->3, retu...
分类:其他好文   时间:2014-09-13 20:01:15    阅读次数:205
zoj 3161 Damn Couples
Damn CouplesTime Limit:1 Second Memory Limit:32768 KBAs mentioned in the problem "Couples", so many new words appear on the internet. Another special ...
分类:其他好文   时间:2014-09-12 18:39:54    阅读次数:326
英文阅读--20140911NPR
Your Favorite Sites Will 'Slow Down' Today, For A CauseiSlow-loading messages will appear on some of your favorite sites Wednesday as part of a protes...
分类:其他好文   时间:2014-09-11 22:09:02    阅读次数:247
LeetCode - Remove Duplicates from Sorted Array
Given a sorted array, remove the duplicates in place such that each element appear onlyonceand return the new length.Do not allocate extra space for a...
分类:其他好文   时间:2014-09-10 09:26:30    阅读次数:198
ORA-00933 UNION 与 ORDER BY
原文:http://blog.csdn.net/lwei_998/article/details/6093807The UNION operator returns only distinct rows that appear in either result,while the UNION ALL...
分类:其他好文   时间:2014-09-09 15:53:08    阅读次数:240
关于php配置文件
一:配置文件(php.ini)在 PHP 启动时被读取。对于服务器模块版本的 PHP,仅在 web 服务器启动时读取一次。对于 CGI 和 CLI 版本,每次调用都会读取。二:Note that the CLI version of PHP does not appear to take into ...
分类:Web程序   时间:2014-09-05 12:43:21    阅读次数:228
Remove Duplicates from Sorted List
Given a sorted linked list, delete all duplicates such that each element appear onlyonce.For example,Given1->1->2, return1->2.Given1->1->2->3->3, retu...
分类:其他好文   时间:2014-09-05 05:31:30    阅读次数:224
LeetCode: Remove Duplicates from Sorted List
LeetCode: Remove Duplicates from Sorted ListGiven a sorted linked list, delete all duplicates such that each element appear only once. For example,Giv...
分类:其他好文   时间:2014-09-03 22:27:17    阅读次数:311
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