Java猜拳

package com.sxt;

import java.util.Scanner;

public class caiquan {
    public static void main(String[] args) {
        while (true)
        {
            Scanner sc=new Scanner(System.in);
            System.out.println("======欢迎使用猜拳=======");
            System.out.println("请输入你的选择 0：剪刀 1：石头 2：布");
            int person=sc.nextInt();
            int computer=(int)(Math.random()*3)+1;
            String peo="人类";
            String com="电脑";
            switch (person)
            {
                case 0:
                    peo="剪刀";
                    break;
                case 1:
                    peo="石头";
                    break;
                case 2:
                    peo="布";
                    break;
                default:
            }
            switch (computer)
            {
                case 1:
                    com="剪刀";
                    break;
                case 2:
                    com="石头";
                    break;
                case 3:
                    com="布";
                    break;
                default:
            }
            if (person==0&&computer==3||person==1&&computer==0&&person==2||computer==1)
            {
                System.out.println("你出"+peo+",计算机出"+com+",你赢了");
                break;
            }
            if (person==computer)
            {
                System.out.println("你出"+peo+",计算机出"+com+",平局！请再出拳");
            }
            else
            {
                System.out.println("你出"+peo+",计算机出"+com+",你输了请再出拳");
            }
        }


    }



}