Java 야구게임

야구게임

• 야구게임 예제

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Source

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

class baseball
{
    public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);

        int r_num[];
        int u_num[];

        int strike;
        int ball;

        int w;

        int loop;
        String re;

        strike = 0;
        ball = 0;

        r_num = new int[3];
        u_num = new int[3];

        loop = 0;


            while(true){
                //랜덤 숫자 3개 생성
                for(int i=0; i<3; i++){
                    r_num[i] = (int)(Math.random()*9)+1;
                }

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

            System.out.println("======= 문제 =======");
            System.out.print(" "+r_num[0]+" ");
            System.out.print(" "+r_num[1]+" ");
            System.out.print(" "+r_num[2]+" ");

            System.out.println();


            //user_input
            //System.out.print("입력할 숫자 ? : ");
            //u_num[0] = sc.nextInt();

            while(loop < 10){

                //초기화
                strike = 0;
                ball = 0;
                w = 0;
                while(w < 3){
                    System.out.print("입력할 숫자 ? : ");
                    u_num[w] = sc.nextInt();

                    //생성된 숫자 검사 후 재생성
                    if(w != 0){
                        if( u_num[0] == u_num[1] || u_num[1] == u_num[2] ||  u_num[2] == u_num[0]){
                            System.out.println("다시 입력하세요. 중복 입력 불가.");
                            continue;
                        }
                    }
                    w++;
                }

                //  strike ball count
                for(int i=0;i<3;i++){
                    for(int j=0;j<3;j++){
                        if(u_num[i] == r_num[j]){
                            if( i == j ){
                                strike++;
                            }else{
                                ball++;
                            }
                        }
                    }
                }

                //검증
                if(strike > 2){
                    System.out.println("정답!");
                    break;
                }else{
                    System.out.println(" ==> "+strike+" 스트라이크 "+ball+" 볼 ");
                }
                loop++;
            }
    }
}