Java：双色球彩票训练

规则： “双色球” 每注投注号码由 6 个红色球号码和 1 个蓝色球号码组成。 红色球号码从 1—33 中选择， 蓝色球号码从 1—16 中选择。球的数字匹配数量和颜色决定了是否中奖。

package day4case;

import java.util.Random;
import java.util.Scanner;


public class ShaungSeQiu {

	public static void main(String[] args) {
		//1  创建7位随机数位存放中奖号码
		int [] LuckNums = new int[7];
		Random rd = new Random();
		for(int i =0;i<LuckNums.length;i++) {//给7位数随机赋值
			if(i < LuckNums.length - 1) {//给前六位红球赋值
					LuckNums[i] = rd.nextInt(33)+1;
				for(int j =0;j<1;j++) {//通过嵌套循环确定红球不重复，如果重复，重新赋值
					if(LuckNums[i]==LuckNums[j]) {
						LuckNums[i] = rd.nextInt(33)+1;
					}
				}
			}else {//给最后一位蓝球赋值
				LuckNums[i]=rd.nextInt(16)+1;
			}
			
		}
		
	
		//3、 用户输入选择的6个红球和1个蓝球
		Scanner input = new Scanner(System.in);
		int[] chooseNums = new int[7];
		for(int i =0;i<chooseNums.length;i++) {
			if(i<chooseNums.length-1) {
				System.out.println("请输入6个红球号码（1-33），第"+(i+1)+"个为:");
				chooseNums[i]=input.nextInt();
			}else {
				System.out.println("请输入1个蓝色号码（1-16）：");
				chooseNums[i]=input.nextInt();
			}
		}
		
//		//显示选取的号码：
		System.out.println("您选取的号码为:(前六位红球)(最后一位篮球):");
		for(int i=0;i<chooseNums.length;i++) {
			System.out.print(chooseNums[i]+"\t");
		}
		
		System.out.println();
//		//显示开奖号码：
		System.out.println("开奖号码为:(前六位红球)(最后一位篮球):");
		for(int i=0;i<LuckNums.length;i++) {
//			LuckNums[i]=i+1; //1234567一等奖秘籍！
			System.out.print(LuckNums[i]+"\t");
		}	
		System.out.println();
		
		//4、判断用户中奖情况
		int luckLevel = 0;
		int redEqualCount = 0;
		int blueEqualCount = 0;
			for (int i = 0; i < chooseNums.length; i++) {//买的号码与中奖的号码做对比
				if (i < chooseNums.length - 1) {//遍历自己买号码
					for (int j = 0; j < LuckNums.length - 1; j++) {
						if (chooseNums[i] == LuckNums[j])//对比红球中奖数量
							redEqualCount++;
					}
				} else {
					if (chooseNums[chooseNums.length - 1] == LuckNums[LuckNums.length-1])
						blueEqualCount++;//对比篮球中奖数量
				}
		
			}
			
			//判断中奖级别
			if (redEqualCount == 6 && blueEqualCount == 1)
				luckLevel = 1;
			else if (redEqualCount == 6)
				luckLevel = 2;
			else if (redEqualCount == 5 && blueEqualCount == 1)
				luckLevel = 3;
			else if ((redEqualCount == 5) || (redEqualCount == 4 && blueEqualCount == 1))
				luckLevel = 4;
			else if ((redEqualCount == 5) || (redEqualCount == 3 && blueEqualCount == 1))
				luckLevel = 5;
			else if (blueEqualCount == 1)
				luckLevel = 6;
			else
				luckLevel = 0;
			
			//输出中奖情况
			switch (luckLevel) {
			case 0:
				System.out.println("未中奖");
				break;
			case 1:
				System.out.println("恭喜您，获得一等奖，奖金500万！");
				break;
			case 2:
				System.out.println("恭喜您，获得二等奖！");
				break;
			case 3:
				System.out.println("恭喜您，获得三等奖！");
				break;
			case 4:
				System.out.println("恭喜您，获得四等奖！");
				break;
			case 5:
				System.out.println("恭喜您，获得五等奖！");
				break;
			case 6:
				System.out.println("恭喜您，获得六等奖！");
				break;
			default:
				System.out.println();
				break;
			}
		
	}
}