码迷,mamicode.com
首页 >  
搜索关键字:big    ( 2809个结果
POJ 1423 Big Number
题目链接:http://poj.org/problem?id=1423思路:如果用普通方法做肯定会超时,数据也存不下,只能用数学方法来优化。这里用到了斯特林公式。秒出~~公式为 n! = log10(sqrt(2*pi*n)) + n * log10(n/e)这个公式只能求出n!的估算值,这里还需要...
分类:其他好文   时间:2014-08-21 14:45:24    阅读次数:162
poj2516--Minimum Cost(费用流,分别建图)
Minimum Cost Time Limit: 4000MS   Memory Limit: 65536K Total Submissions: 13531   Accepted: 4635 Description Dearboy, a goods victualer, now comes to a big problem, and he...
分类:其他好文   时间:2014-08-20 21:09:52    阅读次数:238
B - Big String
We will construct an infinitely long string from two short strings: A = "^__^" (four characters), and B = "T.T" (three characters). Repeat the followi...
分类:其他好文   时间:2014-08-20 15:43:02    阅读次数:178
python的qsort算法
python的算法简要到你可以见性直指:def q_sort(l): if len(l)=p] return q_sort(small_part)+[p]+q_sort(big_part)太好理解了吧!这就是算法的精要?还有更简单的,def q_sort(l): if le...
分类:编程语言   时间:2014-08-19 10:54:34    阅读次数:376
PHP截取中文字符串无乱码的方法
首先是支持gb2312,gbk,big三种编码。 以下是代码: $len = 19; $text = "怎么将新闻的很长的标题只显示前面一些字,后面用…..来代替?"; echo strlen($text)<=$len ? $text : (substr($text,0,$len).chr(0)."…...
分类:Web程序   时间:2014-08-18 18:58:23    阅读次数:274
TMF大数据分析指南 Unleashing Business Value in Big Data(二)
前言此文节选自TMF Big Data Analytics Guidebook。TMF文档版权信息Copyright © TeleManagement Forum 2013. All Rights Reserved.This document and translations of it may b...
分类:其他好文   时间:2014-08-18 12:58:02    阅读次数:428
UVA - 12002 Happy Birthday
Description   Happy Birthday  Today it's February 13th. It's a very special day: Miguel's birthday! Like every year, he's organised a big celebration for all his friends. He pr...
分类:移动开发   时间:2014-08-16 19:51:52    阅读次数:267
TMF大数据分析指南 Unleashing Business Value in Big Data
大数据分析指南TMF Frameworx最佳实践Unleashing Business Value in Big Data前言此文节选自TMF Big Data Analytics Guidebook。TMF文档版权信息Copyright © TeleManagement Forum 2013. A...
分类:其他好文   时间:2014-08-15 19:20:19    阅读次数:498
行内元素和块级元素
常用的行内元素有:a、abbr、acronym、b、bdo、big、br、cite、code、dfn、em、font、i、img、input、kbd、label、q、s、samp、select、small、span、strike、strong、sub、sup、textarea、tt、u、var常用的...
分类:其他好文   时间:2014-08-15 19:13:49    阅读次数:178
[POJ 2762]Going from u to v or from v to u? (强连通分量+拓扑排序)
Description In order to make their sons brave, Jiajia and Wind take them to a big cave. The cave has n rooms, and one-way corridors connecting some rooms. Each time, Wind choose two rooms x and y, an...
分类:其他好文   时间:2014-08-15 00:06:46    阅读次数:331
© 2014 mamicode.com 版权所有  联系我们:gaon5@hotmail.com
迷上了代码!