java实现猜拳游戏

package com.utils;

import java.util.Scanner;

public class Scissors_Stone_Cloth {
    public static void main(String[] args) {
        while (true) {
            System.out.println("----猜拳游戏开始----");
            System.out.println("请按要求输入：1.石头  2.剪刀  3.布");
            String marks = "石头";
            String marks2 = "石头";

            while (true) {
                Scanner in = new Scanner(System.in);
                int person = in.nextInt();
                if (person != 1 && person != 2 && person != 3) {
                    System.out.println("请正确出拳，1,2,3");
                    break;
                }
                int computer = (int) (Math.random() * 3 + 1);

                switch (person) {
                    case 1:
                        marks = "石头";
                        break;
                    case 2:
                        marks = "剪刀";
                        break;
                    case 3:
                        marks = "布";
                        break;
                }
                switch (computer) {
                    case 1:
                        marks2 = "石头";
                        break;
                    case 2:
                        marks2 = "剪刀";
                        break;
                    case 3:
                        marks2 = "布";
                        break;
                }
                if (computer == person) {
                    System.out.println("您出的是" + marks + "\n电脑出的是" + marks2 + "\n-----平局=_=");
                    break;
                } else if ((person == 1 && computer == 2) || (person == 2 && computer == 3) || (person == 3 && computer == 1)) {
                    System.out.println("您出的是" + marks + "\n电脑出的是" + marks2 + "\n-----恭喜您，您赢了！^_^");
                    break;
                } else {
                    System.out.println("您出的是" + marks + "\n电脑出的是" + marks2 + "\n-----对不起，您输了！QAQ");
                    break;
                }

            }
        }

    }

}