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ZOJ 2706 Thermal Death of the Universe
Thermal Death of the UniverseTime Limit: 10 Seconds Memory Limit: 32768 KBJohnie has recently learned about the thermal death concept. Given that t...
分类:其他好文   时间:2014-08-16 11:07:10    阅读次数:209
zoj 3430 Detect the Virus(AC自动机)
Detect the Virus Time Limit: 2 Seconds      Memory Limit: 65536 KB One day, Nobita found that his computer is extremely slow. After several hours' work, he finally found that it was a virus that...
分类:其他好文   时间:2014-08-16 09:44:50    阅读次数:377
shortpath1364差分约束
差分约束题目大意:现在假设有一个这样的序列,S={a1,a2,a3,a4...ai...at}其中ai=a*si,其实这句可以忽略不看现在给出一个不等式,使得ai+a(i+1)+a(i+2)+...+a(i+n)ki首先给出两个数分别代表S序列有多少个,有多少个不等式不等式可以这样描述给出四个参数第...
分类:其他好文   时间:2014-08-15 19:18:29    阅读次数:206
zoj 1649 Rescue (bfs+队列)
Rescue Time Limit: 2 Seconds      Memory Limit: 65536 KB Angel was caught by the MOLIGPY! He was put in prison by Moligpy. The prison is described as a N * M (N, M Angel's friends want to sa...
分类:其他好文   时间:2014-08-15 17:58:19    阅读次数:221
ZOJ2507-Let's play a game(Anti-Nim)
Let's play a game Time Limit: 2 Seconds      Memory Limit: 65536 KB Elves from the Lothvain forest have created a very interesting game. The rules are very simple: There are two players. ...
分类:其他好文   时间:2014-08-15 17:56:19    阅读次数:251
zoj 1008 Gnome Tetravex (dfs+枚举)
Gnome Tetravex Time Limit: 10 Seconds      Memory Limit: 32768 KB Hart is engaged in playing an interesting game, Gnome Tetravex, these days. In the game, at the beginning, the player is given...
分类:其他好文   时间:2014-08-15 16:00:49    阅读次数:270
信号完整性之差分对设计5(差分对布线)
在差分对约束的情况下对差分对进行布线,实例下载地址:http://download.csdn.net/detail/wu20093346/7747837 (1)使用Allegro PCB SI GXL打开PCI5.brd。执行Display-Ratsnest,弹出Display-Ratsnest对话框。 (2)在Select By栏选择Net,在Net Filter输入LOOP*。 ...
分类:其他好文   时间:2014-08-15 14:46:18    阅读次数:323
最长公共子序列(LCS)
【题目简述】:  给定两个字符串s1s2……sn 和 t1 t2 ……tn。求出这两个字符串最长的公共给你子序列的长度。字符串  s1  s2 ……sn的子序列指可以表示为si1 si2…… si n(i1 列如: n  = 4; m = 4 s   = " abcd " t    = " becd " 输出: 3(即:bcd) 【分析】:这个经典的最长公共子序列问题,我们可以用...
分类:其他好文   时间:2014-08-15 12:56:08    阅读次数:166
zoj 3659 Conquer a New Region 并查集+贪心
点击打开链接题目链接 Conquer a New Region Time Limit: 5 Seconds      Memory Limit: 32768 KB The wheel of the history rolling forward, our king conquered a new region in a distant continent. Ther...
分类:其他好文   时间:2014-08-15 10:47:18    阅读次数:286
基于语法分析器GOLD Parser开发的数学表达式计算器
最近发现一款文法分析神器,看完官网(http://goldparser.org/)的介绍后感觉很犀利的样子,于是就拿来测试了一番,写了一个数学表达式分析的小程序,支持的数学运算符如下所示:常规运算:+ - * / ^ sqrt sqrt2(a,b) pow2(a) pow(a,b)三角函数:si.....
分类:其他好文   时间:2014-08-14 20:24:49    阅读次数:372
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