배열(Baseball)만들기(주석달기)

문제

Baesball 게임을 만들어보자

Scanner sc = new Scanner(System.in);
        
            Baseball
 
            1 ~ 10
 
            7 3 9    random number    n1 != n2 != n3
            
            user number               u1 != u2 != u3
            1 2 3 -> 1 ball
            7 1 2 -> 1 strike
            7 6 3 -> 1 strike 1 ball
            7 9 3
 
            1 3 2
            1 1 2    X
            1 3 2    
            1 1 1
            1 2 3
 
        
 
        // start
        int r_num[] = new int[3];
        int u_num[] = new int[3];
        
        boolean clear;
        boolean swit[] = new boolean[10]; 
 
        int r, w;
 
        // init
        clear = false;
        w = 0;
 
        for(int i = 0;i < swit.length; i++){
            swit[i] = false;    // 00000 00000
        }
 
        // while 방법1

        // random(1 ~ 10) -> 3개     같은 수를 check
        /*
        while(true){
            r_num[0] = (int)(Math.random() * 10) + 1;
            r_num[1] = (int)(Math.random() * 10) + 1;
            r_num[2] = (int)(Math.random() * 10) + 1;            

            if(r_num[0] != r_num[1] 
                && r_num[0] != r_num[2] 
                && r_num[1] != r_num[2] ){
                break;
            }
        }*/
       // while 방법2

        while(w < 3){    
            r = (int)(Math.random() * 10);    // 0 ~ 9
            if(swit[r] == false){
                swit[r] = true;        // 00011 00000
                r_num[w] = r + 1;            // 1 ~ 10
                w++;
            }
        }
 
        for(int i = 0;i < r_num.length; i++){
            System.out.println("r_num[" + i + "] = " + r_num[i]);
        }
 
        ////////////////////////////// loop 10개
 
        int strike, ball;
        boolean check;
 
        int loop = 0;
 
        while(loop < 10){
 
            strike = ball = 0;
 
            while(true){
                w = 0;
                check = false;
                // user input -> 3개     같은 수를 check
                while(w < 3){
                    System.out.print((w + 1) + "번째 수 = ");
                    u_num[w] = sc.nextInt();
                    w++;
                }
 
                // 같은 입력 숫자의 첵크
                out:for(int i = 0;i < 3; i++){
                    for(int j = 0;j < 3; j++){
                        if(u_num[i] == u_num[j] && i != j){
                            check = true;
                            break out;
                        }
                    }
                }
 
                if(check == false){
                    break;
                }
                System.out.println("같은 숫자가 있습니다 다시 입력해 주십시오");
            }
 
            // finding
            // ball
            for(int i = 0;i < u_num.length; i++){
                for(int j = 0;j < r_num.length; j++){
                    if(u_num[i] == r_num[j] && i != j){
                        ball++;
                    }
                }
            }
 
            // strike
            for(int i = 0;i < u_num.length; i++){
                if(u_num[i] == r_num[i]){
                    strike++;
                }
            }
 
            // message -> ? strike ? ball
            if(strike > 2){
                clear = true;
                break;
            }
 
            System.out.println(strike + "스트라이크 " + ball + "볼입니다");
 
            loop++;
        }
 
        ////////////////////////////// loop
 
        // result
        if(clear == true){
            System.out.println("Game Clear!!");
        }
        else{
            System.out.println("Game Over~~");
        }
 
        // end play again?
    }
}