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» Java开发网 » Java SE 综合讨论区
» 编程/算法/API
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作者 | Re:牛的繁殖问题....??此算法如何实现. [Re:鹏仔] |
j2eesir
![]() ![]() ![]() ![]() ![]() ![]() 发贴: 7 积分: 0 ![]() |
![]() ![]() ![]() ![]() ![]() ![]() //一只奶牛,1年可以生1只小奶牛,小奶牛4年后每一年也可以生一只奶牛 ,照此循环,;;;;;;;; //假如奶牛无死亡,20年后共有多少只奶牛? public class CountBow{ public static void main(String[] args){ int[] bow=new int [21]; bow[0]=1;//第一只奶牛;bow[*]存放当年出生的牛仔 for(int year=1;year<=20;year++) { for(int i=0;i<=zero(year);i++) bow[year]+=bow[i]; //输出每年新增的牛牛 System.out.println("第"+year+"年有"+bow[year]+"只奶牛出生"); } //计算总数 int bowCount=0; for(int year=0;year<=20;year++) bowCount+=bow[year]; System.out.println("20年后共有"+bowCount+"只奶牛"); } public static int zero(int year) { if (year-4<0) return 0; else return (year-4); } }
j2eesir edited on 2005-06-30 16:50
都2021年了,这是准备一年只发一个贴的节奏么?弄个微信群腐败活动起来啊! |
话题树型展开 |
人气 | 标题 | 作者 | 字数 | 发贴时间 |
16522 |
![]() | 鹏仔 | 92 | 2005-04-02 13:04 |
15112 |
![]() ![]() | PrimeJava | 3843 | 2005-04-03 12:53 |
14879 |
![]() ![]() | 2352439 | 14 | 2005-04-16 19:35 |
14874 |
![]() ![]() | zhengshuq | 14 | 2005-04-17 10:29 |
14832 |
![]() ![]() | j2eesir | 742 | 2005-06-30 16:45 |
14841 |
![]() ![]() | j2eesir | 288 | 2005-06-30 16:45 |
14646 |
![]() ![]() | ljw8080 | 23 | 2005-07-01 19:16 |
14612 |
![]() ![]() | sfox197883 | 90 | 2005-07-05 10:16 |
14212 |
![]() ![]() | 五个人 | 12 | 2005-08-03 16:47 |
14184 |
![]() ![]() | 五个人 | 12 | 2005-08-03 16:47 |
14183 |
![]() ![]() | 五个人 | 12 | 2005-08-03 16:47 |
14149 |
![]() ![]() | naughty009 | 8 | 2005-08-03 17:10 |
15086 |
![]() ![]() | 12852999 | 15 | 2005-04-02 21:01 |
14230 |
![]() ![]() | cxc025 | 21 | 2005-08-04 17:19 |
14240 |
![]() ![]() | cxc025 | 95 | 2005-08-04 18:06 |
14139 |
![]() ![]() | truthawp | 370 | 2005-08-08 21:17 |
13836 |
![]() ![]() | CunningFox | 616 | 2005-09-21 09:56 |
13519 |
![]() ![]() | hhxxttxs517 | 9 | 2005-10-22 16:08 |
14017 |
![]() ![]() | francis36 | 7 | 2005-10-24 21:54 |
15123 |
![]() ![]() | 12852999 | 124 | 2005-04-02 21:16 |
15024 |
![]() ![]() | 鹏仔 | 35 | 2005-04-02 23:03 |
15081 |
![]() ![]() | PrimeJava | 195 | 2005-04-03 07:48 |
15058 |
![]() ![]() ![]() | PrimeJava | 218 | 2005-04-03 08:03 |
15015 |
![]() ![]() | 鹏仔 | 26 | 2005-04-03 20:08 |
15053 |
![]() ![]() | menzy | 26 | 2005-04-04 14:00 |
15067 |
![]() ![]() ![]() | 鹏仔 | 96 | 2005-04-04 23:42 |
14968 |
![]() ![]() | linhaisteve | 22 | 2005-04-05 11:23 |
15139 |
![]() ![]() | 2352439 | 425 | 2005-04-16 11:47 |
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