Java實現去火柴遊戲

package com.gh.p10;

/**
 * Created by Lenovo on 2014/12/10.
 */

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

/**
 * 取火柴遊戲
 * 等待改進。。。。。
 */
public class P10_6 {
    static int last,user,computer;
    static Scanner input=new Scanner(System.in);// 輸入對象
    static void quhuochai(){
        Random r= new Random();//隨機種子
        while (true){
            System.out.printf("--- 目前還有火柴%d根 ---\n", last);
            System.out.printf("用戶取火柴數量：");
            user=input.nextInt();
            if (user<1||user>=5||user>last){
                System.out.printf("違規！取出的火柴數量有問題!重來。。。");
                continue;
            }
            last=last-user;
            System.out.printf("用戶取出%d根火柴\n",user);
            if (last==0){
                System.out.printf("Winner is Computer!!!");
                break;
            }else{
                if (last>5){
                    computer=r.nextInt(4)+1;
                }else if (last<=1){
                    computer=1;
                }else {
                    computer=last-1;
                }
                last=last-computer;
                System.out.printf("電腦取出%d根火柴\n",computer);
                if (last==0){
                    System.out.printf("Winner is You!!!");
                    break;
                }
            }

        }
    }
    public static void main(String[] args){
        System.out.printf("火柴數量：");
        last=input.nextInt();
        quhuochai();
    }

}