《人机猜拳》

package java12;

import java.util.Scanner;

public class renjicaiquan {
     Scanner input = new Scanner(System.in);
        
          //定义玩家类的属性
        
        String name;
        int score;
        String action;
        int num;
        
         //定义玩家类的猜拳方法
         
        public void show() {
            System.out.println("\n请出拳：1.剪刀 2.石头 3.布");
            boolean a = true;
            do {

                num = input.nextInt();
                if (num == 1 || num == 2 || num == 3) {
                    switch (num) {
                    case 1:

public class renjicaiquan1 {
//电脑类
    String name;
    int score;
    String action;
    int sum;
    //定义电脑类猜拳方法
    public void show() {
        //产生随机数
        sum=(int)(Math.random());
        switch(sum) {
        case 1:
            action="剪刀";
            break;
        case 2:
            action="石头";
            break;
        case 3:
            action="布";
            break;
        }
        System.out.println(name+"出拳"+action);
    }
}

import java.util.Scanner;

public class renjicaiquan2 {
    //游戏类
    Scanner input=new Scanner(System.in);
    //定义游戏类的属性
    
    //创建玩家类的对象
    renjicaiquan it=new renjicaiquan();
    //创建电脑类的对象
    renjicaiquan1 is=new renjicaiquan1();
    int number;
    int witch=0;
    //定义游戏进程的方法
     public void process() {
            System.out.println("--------------------------欢迎进入游戏世界--------------------------\n");
            System.out.println("\t\t********************************");
            System.out.println("\t\t**********猜拳，开始*************");
            System.out.println("\t\t********************************");
            System.out.println();
            System.out.println("出拳规则：1.剪刀   2.石头   3.布");
            System.out.print("请选择对方角色（1:刘备2:孙权3:曹操）:");
            boolean b = true;
            do {
                number = input.nextInt();
                if (number == 1 || number == 2 || number == 3) {
                    switch (number) {
                    case 1:
                        is.name = "刘备";
                        break;
                    case 2:
                        is.name = "孙权";
                        break;
                    case 3:
                        is.name = "曹操";
                        break;

                    }
                    b = false;
                } else {
                    System.out.println("输入数字有误,请重新输入");
                }
            } while (b);
                    System.out.print("请输入你的姓名：");
            it.name = input.next();
                    System.out.println(it.name + "  VS  " + is.name + "  对战\n");
                    System.out.println("要开始吗？(y/n)");
            char answer = input.next().charAt(0);
            while (answer == 'y') {
                it.show();
                is.show();
                if (it.num == is.sum) {
                    System.out.println("和局");
                } else if (((it.num == 2) && (is.sum == 1))
                        || (it.num == 1) && (is.sum == 3)
                        || ((it.num == 3) && (is.sum == 2))) {
                    System.out.println("你赢了，真棒！");
                   it.score++;
                } else {
                    System.out.println("你输了，真笨！");
                    is.score++;
                }
                witch++;
                System.out.println("\n");
                System.out.println("还要继续吗？(y/n)");
                answer = input.next().charAt(0);
            }
        }
        /**
         * 定义游戏结算的方法
         */
        public void showResult() {
            System.out.println("********************************");
            System.out.println(it.name + "  VS  " + is.name);
            System.out.println("对战次数：" + witch);
            System.out.println("\n姓名\t\t得分");
            System.out.println(it.name + "\t\t" + it.score);
            System.out.println(is.name + "\t\t" + is.score);
            if (it.score < is.score) {
                System.out.println("你真笨，下次加油！");
            } else if (it.score == is.score) {
                System.out.println("竟然平局，我们下次一决胜负！");
            } else {
                System.out.println("你真棒！太赞了！！");
            }
            System.out.println("********************************");

        }
}

package java12;

public class renjicaiquan3 {
public static void main(String[] args) {
            renjicaiquan2 play=new renjicaiquan2();//创建游戏类的对象
            play.process();//调用游戏类的游戏进程方法
            play.showResult();//调用游戏类的结算方法
}
}

                     action = "剪刀";
                        break;
                    case 2:
                        action = "石头";
                        break;
                    case 3:
                        action = "布";
                        break;
                    }
                    a = false;
                    System.out.println("你出拳：" + action);
                } else {
                    System.out.println("输入数字有误,请重新输入");
                }