java数组实现双色球

用数组实现双色球的功能，可自选和机选，机选时自动生成用户双色球号码，手选时，自己录入双色球号码（红球1~32，蓝球1~16），并且自动生成中奖号码，并判定是否中奖
public static void main(String[] args) {
       int[] userBalls=new int[7];
       int[] awardBalls;
       Scanner scanner=new Scanner(System.in);

       System.out.println("请选择购买的方式：  1：机选    2：手选");
       int choose=scanner.nextInt();
       if (choose==1){
               userBalls=creat();
               awardBalls=creat();
               System.out.println("机器帮你选择的号如下：");
               printBall(userBalls);
               System.out.println("中奖号码如下：");
               printBall(awardBalls);
               System.out.println("正在查询是否中奖，请稍后....");
               retrieve(userBalls,awardBalls);
       }else if(choose==2){
           int temp;
           //输入第一个红球
           System.out.println("请输入第一个红球号码");
           temp=scanner.nextInt();
           userBalls[0]=temp;
          //输入第2到第6个红球，防止重复和超出范围
           for (int i = 1; i < 6; i++) {
               System.out.println("请输入第"+(i+1)+"个红球号码");
               temp=scanner.nextInt();
               if (temp<1||temp>32){
                   System.out.println("号码输入错误");
                   i--;
               }else if (judge(temp,userBalls,i)){
                   System.out.println("号码重复");
                   i--;
               }
           }
           //手动输入蓝球
           boolean svCode=true;
           while (svCode){
               System.out.println("请输入蓝球号码");
               temp=scanner.nextInt();
               if(temp>0&&temp<16){
                   svCode=false;
                   userBalls[6]=temp;
               } else {
                   System.out.println("号码输入错误");
               }
           }
           //展示自己选的号码和中奖号码，并判断是否中奖
           System.out.println("自己选择的号如下：");
           printBall(userBalls);
           System.out.println("中奖号码如下：");
           awardBalls=creat();
           printBall(awardBalls);
           System.out.println("正在查询是否中奖，请稍后....");
           retrieve(userBalls,awardBalls);
       }else {
           System.out.println("输入错误");
       }

   }
   //电脑自动生成球
   public static int[] creat(){
       int tempId;
       int[] balls=new int[7];
       boolean b1=true;
       int bzf=0;
       while (b1) {
           balls[0] = (int) (Math.random() * 32) + 1;
           for (int i = 1; i < 6; i++) {
               tempId = (int) (Math.random() * 32) + 1;
               for (int j = 0; j < i; j++) {
                   if (tempId == balls[j]) {
                       tempId=0;
                   }
               }
               balls[i] = tempId;
           }
           for (int a = 0; a < 6; a++) {
               if (balls[a] == 0) {
                   bzf++;
               }
           }
           if (bzf==0) {
               b1 = false;
           }
       }
       balls[6]=(int) (Math.random() * 16)+1;
       return balls;
   }
   //输出球号码
   public static void printBall(int[] ints){
       System.out.print("红球号码有：");
       for (int i = 0; i <6 ; i++) {
           System.out.print(ints[i]+" ");
       }
       System.out.println("蓝球号码为："+ ints[6]);
   }
   //查询是否中奖
   public static void retrieve(int[] ints1,int[] ints2){
       int blueBall=0;
       int redBall=0;
       if (ints1[6]==ints2[6])
           blueBall=1;
       for (int i = 0; i <6 ; i++) {
           for (int j = i+1; j < 6; j++) {
               if (ints1[i]==ints2[j])
                   redBall++;
           }
       }
       if(redBall==6&&blueBall==1){
           System.out.println("恭喜你中了一等奖");
       } else if(redBall==6){
           System.out.println("恭喜你中了二等奖");
       }else if(redBall==5&&blueBall==1){
           System.out.println("恭喜你中了三等奖");
       }else if((redBall==4&&blueBall==1)||(redBall==5)){
           System.out.println("恭喜你中了四等奖");
       }else if((redBall==4)||(redBall==3&&blueBall==1)){
           System.out.println("恭喜你中了五等奖");
       }else if(redBall>=0&&blueBall==1){
           System.out.println("恭喜你中了六等奖");
       }else
           System.out.println("不好意思，你没有中奖");
   }
   //向数组中添加元素并判断否重复
   public static boolean judge(int temp,int[] ints,int i){
       int svCode=0;
       for (int j = 0; j