[Java] 명품 자바 프로그래밍(Java Programming) 6장 실습문제 12번

Person.java

 

 
package ch06;
 
public class Person {
    private String name;
    private int[] arr;
 
    public Person(String name) {
        this.name = name;
        arr = new int[3];
    }
 
    public boolean generate() {
        for (int i = 0; i < arr.length; i++) {
            arr[i] = (int) Math.round(Math.random() * 3);
            System.out.print(arr[i] + " ");
        }
        System.out.println();
 
        return validate(arr);
    }
 
    private boolean validate(int[] arr) {
        for (int i = 0; i < arr.length - 1; i++) {
            if (arr[i] != arr[i + 1]) {
                return false;
            }
        }
        return true;
    }
 
    public String getName() {
        return name;
    }
 
    public void setName(String name) {
        this.name = name;
    }
 
}
 

Practice12.java

 

 
package ch06;
 
import java.util.Scanner;
 
public class Practice12 {
    @SuppressWarnings("resource")
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        Person[] gamers = new Person[2];
 
        boolean flag = true;
 
        System.out.print("플레이어 1 >> ");
        gamers[0] = new Person(scan.next());
 
        System.out.print("플레이어 2 >> ");
        gamers[1] = new Person(scan.next());
 
        while (true) {
            for (int i = 0; i < gamers.length; i++) {
                System.out.print(gamers[i].getName() + " 턴(Enter를 누르세요) >> ");
                scan.nextLine();
                
                flag = gamers[i].generate();
 
                if (flag) {
                    System.out.print(gamers[i].getName() + "이 이겼습니다.");
                    System.exit(0);
                }
            }
        }
    }
}
 

실행 결과: