Java 随机抽奖

最新推荐文章于 2023-10-10 00:13:31 发布

转载最新推荐文章于 2023-10-10 00:13:31 发布 · 156 阅读

1 ·

CC 4.0 BY-SA版权

原文链接：http://www.cnblogs.com/guo-809264853/p/6223842.html

文章标签：

#java

本文介绍了一个简单的Java程序，用于计算彩票中奖的概率。用户可以输入彩票的最大号码范围及需要抽取的号码数量，程序将计算并输出中奖几率。

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package Third;

import java.util.Scanner;

public class LotteryOdds {

public static void main(String[] args) {
// TODO Auto-generated method stub
Scanner in = new Scanner(System.in);

System.out.println("How many numbers do you need to draw?");
int k = in.nextInt();

System.out.println("What is the highest number you can draw?");
int n = in.nextInt();

int lotteryOdds = 1;
for(int i =1;i<=k;i++){
lotteryOdds = lotteryOdds*(n-i+1)/i;
System.out.println("Your odds are 1 in "+lotteryOdds+".Good luck");
}
}

}

转载于:https://www.cnblogs.com/guo-809264853/p/6223842.html