7.10LJY

Posted 2020-12-03 lijuenyi

 import java.util.Scanner;
public class SsqGame {

    public static void main(String[] args) {
        
        int totalMoney = 0; //下注总费用 
        int price = 2; //双色球单价每注2元 
        int count=0;//购买了彩票的注数
        boolean isBuy = false; //标识是否购买了彩票
        int num[]=null;//存储双色球号
        Scanner input = new Scanner(System.in);
        do{
        System.out.println("");
        System.out.println("*****欢迎进入双色球彩票系统*****");
        System.out.println(" 1.购买彩票");
        System.out.println(" 2.查看开奖");
        System.out.println(" 3.退出");
        System.out.println("***************************");
        System.out.print("请选择菜单：");

        int choice = input.nextInt();
        switch (choice) {
            case 1:
            //购买彩票
            System.out.println("[双色球彩票系统 > 购买彩票]");
            System.out.println("您需要下多少注？：");
            count = input.nextInt();//买了多少注
            totalMoney=count*price;//总下注钱数

            //开始选号（6个红色球号和1个蓝色球号）
            num=new int[7];//用来存储双色球号--》6红+1蓝
            for(int i=0;i<num.length;i++){
                int red;//输入的红球数字
                int blue;//输入的蓝球数字
                if(i<num.length-1){//选红号
                    System.out.println("请输入6个红色球号(数字为1-33)，第【"+(i+1)+"】个红色球号为：");
                    red=input.nextInt(33);
                    num[i]=red;//将红号放入数组num中
                
                }else{//选蓝号
                System.out.println("请输入1个蓝色球号(数字为1-16)：");
                blue=input.nextInt(16);
                num[i]=blue;
                
                }
            
            }    
                //输出已买好的彩票信息
                System.out.print("您一共买了【"+count+"】注，共需支付【"+totalMoney+"】元，所选号为：");
                for(int i=0;i<num.length;i++){
                System.out.print(num[i]+" ");
                }
                System.out.println();//换行输出
                isBuy = true; //成功购买双色球彩票，标志位设置为true    
                break;
            case 2:
                System.out.println("[双色球彩票系统 > 查看开奖]");
                if (isBuy) {//判断是否购买了彩票
                
                    isBuy = false;
                    //调用getLuckNum方法得到一个随机中奖号    
                    int luckNum[]=getLuckNum();
                    //输出你已买的彩票号
                    System.out.print("已买的彩票号为：");
                    for(int n:num) {
                    System.out.print(n+" ");
                    }

                    System.out.println();//换行

                    //输出当期的中奖号
                    System.out.print("当期的中奖号为：");
                    for(int n:luckNum) {
                    System.out.print(n+" ");
                    }

                    System.out.println();//换行

                        //判断获奖等级
                    int result=getCompareResult(num,luckNum);    
                        //根据获奖等级输出结果    
                    if(result==1){
                        System.out.println("【一等奖】,恭喜你!!共下了【"+count+"】注,投资【"+totalMoney+"】元,获奖【"+(500*count)+"】万元");
                    }else if(result==2){
                        System.out.println("【二等奖】,恭喜你!!共下了【"+count+"】注,投资【"+totalMoney+"】元,获奖【"+(400*count)+"】万元");
                    }else if(result==3){
                        System.out.println("【三等奖】,恭喜你!!共下了【"+count+"】注,投资【"+totalMoney+"】元,获奖【"+(300*count)+"】万元");
                    }else if(result==4){
                        System.out.println("【四等奖】,恭喜你!!共下了【"+count+"】注,投资【"+totalMoney+"】元,获奖【"+(200*count)+"】万元");
                    }else if(result==5){
                        System.out.println("【五等奖】,恭喜你!!共下了【"+count+"】注,投资【"+totalMoney+"】元,获奖【"+(100*count)+"】万元");
                    }else if(result==6){
                        System.out.println("【六等奖】,恭喜你!!共下了【"+count+"】注,投资【"+totalMoney+"】元,获奖【"+(5*count)+"】元");
                    }else{
                        System.out.println("【望再接再厉】,sorry!!共下了【"+count+"】注,投资【"+totalMoney+"】元,获奖【"+(0*count)+"】元");
                    }
                    } else {
                        System.out.println("请先购买彩票，再查看开奖情况！");
                    }
                    break;
            case 3:
                System.out.println("谢谢使用");
                return;
            default:
                System.out.println("输入错误");

            }
            }while(true);

            }

            /**
            * 随机生成一个中奖号
            * @return
            */
            public static int[] getLuckNum(){
            int luckNum[]=new int[7];
            for(int i=0;i<luckNum.length;i++){
            if(i<luckNum.length-1){//红球
            luckNum[i]=(int)(Math.random()*33)+1;//生成一个1-33的随机数
            }else{//蓝球
            luckNum[i]=(int)(Math.random()*16)+1;//生成一个1-16的随机数
            }
            }
            return luckNum;
            }


                /**
            * 计算获奖等级
            * @param num 所买彩票号
            * @param luckNum 当期中奖号
            * @return
            */
            public static int getCompareResult(int num[],int luckNum[]){
            //查看自己中奖情况
            int luckLevel=0;//中奖等级1-6
            int redEqualCount=0;//红球相等数量
            int blueEqualCount=0;//蓝球相等数量

            //将自己的彩票号与开奖号进行比较
            for(int i=0;i<num.length;i++){
            if(i<num.length-1){
            //比较红球==自己买的彩票的红球号与中奖的红球号进行比较
            int r=num[i];//每遍历一次将自己的一个红球号与中奖的所有红球号进行比较
            for(int j=0;j<luckNum.length-1;j++){
            if(r==luckNum[j]){
            redEqualCount++;
            }
            }    
            }else{
                //比较蓝球==自己买的彩票的蓝球号与中奖的蓝球号进行比较
            if(num[num.length-1]==luckNum[luckNum.length-1]){
                blueEqualCount++;
            }
            }
            }

            //得出结果
            if(redEqualCount==6&&blueEqualCount==1){//一等奖 红球与蓝球都同
            luckLevel=1;    
            }else if(redEqualCount==6){//二等奖 6红同
            luckLevel=2;    
            }else if(redEqualCount==5&&blueEqualCount==1){//三等奖 5红同和1蓝同
            luckLevel=3;    
            }else if((redEqualCount==5)||(redEqualCount==4&&blueEqualCount==1)){//四等奖 5红同或 4红同和1蓝同
            luckLevel=4;    
            }else if((redEqualCount==4)||(redEqualCount==3&&blueEqualCount==1)){//五等奖 4红同或 3红同和1蓝同
            luckLevel=5;    
            }else if(blueEqualCount==1){//六等奖 蓝球同
            luckLevel=6;    
            }
        return luckLevel;
    }
}