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[HDU 5135] Little Zu Chongzhi's Triangles (dfs暴搜)
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=5135题目大意:给你n条边,选出若干条边,组成若干个三角形,使得面积和最大。输出最大的面积和。先将边从小到大排序,这样前面的两条边加起来如果不大于第三条边就可以跳出,这是一个存在性条件。dfs(int i...
分类:其他好文   时间:2014-12-04 00:51:19    阅读次数:164
That Nice Euler Circuit
Description: Little Joey invented a scrabble machine that he called Euler, after the great mathematician. In his primary school Joey heard about the nice story of how Euler started the study ab...
分类:其他好文   时间:2014-12-03 21:25:03    阅读次数:165
mysql 类似rownum改写功能
createtable`sq`( `id`int, `user_id`varchar(45), `userid_seq`varchar(45) ); insertinto`sq`(`id`,`user_id`,`userid_seq`)values(‘1‘,‘zhang‘,NULL); insertinto`sq`(`id`,`user_id`,`userid_seq`)values(‘2‘,‘wang‘,NULL); insertinto`sq`(`id`,`user_id`,`userid_seq`..
分类:数据库   时间:2014-12-03 19:37:14    阅读次数:253
poj 2752 Seek the Name, Seek the Fame【KMP】
点击打开题目 Seek the Name, Seek the Fame Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 12651   Accepted: 6214 Description The little cat is so famous, th...
分类:其他好文   时间:2014-11-30 07:06:59    阅读次数:146
Emacs for Go
In this post I‘m going to explore customizing Emacs to make hacking on Go a little more fluid. This is a living document and will probably be updated as I discover new modes and tools. The Emacs mo...
分类:系统相关   时间:2014-11-29 20:22:42    阅读次数:204
Things make us different
Don't just accumulate knowledge, apply it.You will never really know or understand something until you use it. Make little demo programs that use the ...
分类:其他好文   时间:2014-11-29 17:14:37    阅读次数:141
shell第一天,添加普通帐号.
系统环境centos6.5[root@jingjunwang]#uname-r2.6.32-431.el6.i686正式添加帐号:[root@jingjun/]#useraddwang#添加用户wang[root@jingjun/]#tail-l/etc/passwd#用tail命令查看passwd文件,-l显示倒数10行[root@jingjun/]#tail-l/etc/shadow#查看shadow密码文件"!!"代表还未设置..
分类:系统相关   时间:2014-11-28 18:27:35    阅读次数:163
Endian.BIG_ENDIAN和Endian.LITTLE_ENDIAN(http://smartblack.iteye.com/blog/1129097)
Endian.BIG_ENDIAN和Endian.LITTLE_ENDIAN在ByteArray和Socket中,能看到一个属性endain.endian : String更改或读取数据的字节顺序;Endian.BIG_ENDIAN 或 Endian.LITTLE_ENDIAN。 谈到字节序的问题,...
分类:Web程序   时间:2014-11-27 14:26:44    阅读次数:157
POJ2385——Apple Catching
Apple Catching Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 8062   Accepted: 3951 Description It is a little known fact that cows love apples. Farmer John h...
分类:移动开发   时间:2014-11-25 18:40:29    阅读次数:262
中國智能手機得競爭已然白熱化
中國智能手機得競爭已然白熱化,而且市場走到了一個關鍵節點门禁读卡器。little princess 今年10月份,知名分析機構IDC給出2014年Q3全球智能手機市場報告,報告指出:小米約1800萬臺出貨量成為全球第三大智能手機廠商,占全球市場份額5.3%。同時,小米Q2以12%的市場份額成為中.....
分类:其他好文   时间:2014-11-25 15:55:10    阅读次数:207
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