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最新评论
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xm3530:
什么鬼?都没法看,发出来干嘛
Android中利用App实现消息推送机制的代码实例 -
lvtenglongxiaohei:
太经典了!
学习一下!
ERP简易教程 -
lvtenglongxiaohei:
<br> 一天中午,丈 ...
ERP简易教程 -
hzw2312:
加油~~~!!!
开始认识自己 -
123048591:
显示乱码
tomcat部署web工程的两种方法
package com.shui.mu.yao.io.algorithm; /** * * @author shuimuqinghua77 @date 2012-12-02 * */ public class Problem16 { public static void main(String[] args) throws Exception { byte[] seed=new byte[]{2};/**如果是{1,0,2,4}*/ seed=getDigit(seed);/**那么转化后得到{4,2,0,1}便于乘法*/ byte[] result=new byte[]{1}; for(int i=0;i<1000;i++){ result = multiply(seed, result); } int sum=0; for(int i=0;i<result.length;i++){ sum+=result[i]; } System.out.println(sum); } private static byte[] multiply(byte[] multiplicand/**被乘数**/, byte[] multiplier) throws Exception { if(multiplicand.length==0||multiplier.length==0) { throw new Exception("被乘数/乘数为空!!!"); } if(multiplicand.length<multiplier.length){ byte[] temp=multiplier; multiplier=multiplicand; multiplicand=temp; } byte[] result=new byte[multiplicand.length+multiplier.length]; for(int i=0;i<multiplier.length;i++){ for(int j=0;j<multiplicand.length;j++){ result[i+j]+=(byte) (multiplier[i] * multiplicand[j]); } /**[29]->[9][2]进位**/ carry(result,1+multiplicand.length,i); } if(result[result.length-1]==0){ byte[] resultDest=new byte[result.length-1]; System.arraycopy(result, 0, resultDest, 0, result.length-1); return resultDest; } return result; } private static void carry(byte[] result,int length,int base) { for(int i=base;i<length+base;i++){ byte decade=(byte) (result[i]/10); if(decade>=1){ result[i+1]+=decade; result[i]=(byte) (result[i]%10); } } } private static byte[] getDigit(byte[] original) { byte[] render = new byte[original.length]; for (int i = 0; i < original.length; i++) { render[original.length - 1 - i] = original[i]; } return render; } }
发表评论
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java连接数据库Oracle|DB2|Sql Server|Sybase|Informix|MySQL||PostgreSQL|access
2012-02-08 14:17 1014<div>Java数据库连接(JDBC)由 ... -
llvm
2012-02-07 16:29 847llvm ... -
典型相关分析及其适用范围和spss操作(转)
2012-02-07 15:43 1514看文章《科学学研 ... -
只针对中英文混合分词的中文分词器
2012-02-03 10:39 975该版本说明 1、只针对中英文混合分词 需要一些中文和 ... -
xml CDATA
2012-02-03 08:45 1154<h2 style="font-si ... -
Qt4.7中 默认的构造函数
2012-02-01 09:14 1046<p><span style=&qu ... -
继续向成熟男人靠拢
2012-01-11 17:04 846转自徒儿的人人。 ... -
ava框架数据库连接池比较(c3p0,dbcp和proxool)bonecp
2012-01-11 14:13 1072<h1 style="text ... -
Ajax 应该变成 Ajaj (关于JSON 与 XML 的比较)
2011-12-28 15:23 906<span style="font- ... -
C#坦克大战网络版代码
2011-12-20 13:09 929简单C#坦克大战网络版代码 写完单机版 http ... -
腾讯Q+开放平台,相信又是一次成功的模仿
2011-12-20 10:44 826今天看到两则新 ... -
Wifi
2011-12-19 13:14 1032. Confirm if Wifi is On ... -
提高站点在搜索引擎上的排名
2011-12-19 12:04 880对于拥有网站的各位站长来说,都希望自己的站点能够在各种 ... -
ERP简易教程
2011-12-16 16:47 874注明:下面的帖子 ... -
GeoCon 用C#编写的开源的地理信息数据转换工具
2011-12-14 12:29 924<p class="MsoNorma ... -
JTest
2011-12-14 09:00 997接到parasoft公司一位先生打来的电话,说下个月第 ... -
Apache License Version 2.0 英文内容及中文翻译
2011-12-13 12:59 2209</span> <p class= ... -
Java中网络操作的开源库CommonsNet
2011-12-13 12:39 772<p class="MsoNorma ... -
CSDN BLOG EXPERT
2011-12-13 08:59 1059<img src="http://p. ... -
OSGI与Android结合
2011-12-12 12:09 836将当前最优秀的OSGI框架,与当前最火热的Androi ...
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