第十二章 人机猜拳

package ch12;
import java.util.Random;

public class Computer
{

public String name;
public int score;

public int showFist()
{

Random r = new Random();
int num = r.nextInt(3) + 1;
switch (num)
{
case 1:  .            System.out.println(name+"出的是剪刀");
break;
case 2:
System.out.println(name+"出的是石头");
break;
case 3:
System.out.println(name+"出的是布");
break;
}
return num;
}

}

[java] view plaincopyprint?在CODE上查看代码片派生到我的代码片
package ch12;

import java.util.Scanner;

public class Person
{
public String name;
public int score;
/**
* 用户出拳
*
* @return 返回用户出拳是什么 1 .剪刀 2.石头 3.布
*/
public int showFirst()
{
Scanner input = new Scanner(System.in);
int ch = 0;
boolean b = true;          while (b)
{              System.out.println("1.剪刀\t2.石头\t3.布");
ch = input.nextInt();
switch (ch)
{
case 1:
System.out.println("您出的是剪刀");
b = false;
break;
case 2:
System.out.println("您出的是石头");
b = false;
break;
case 3:
System.out.println("您出的是布");
b = false;
break;
default:
System.out.println("输入错误,请输入1--3 任意整数");
b = true;
break;
}

}

return ch;
}

}

[java] view plaincopyprint?在CODE上查看代码片派生到我的代码片
package ch12;

import java.util.Scanner;

public class Game
{
private Person person;// 人玩家
private Computer computer;// 电脑玩家
private int count; // 对战次数
Scanner input = new Scanner(System.in);

private void init()
{
person = new Person();
computer = new Computer();
}

public void satrtGame()
{          init();
int p = 0;// 代表用户出拳
int c = 0;// 代表电脑出拳

System.out.println("************************");
System.out.println("******* 猜拳    开始*******");
System.out.println("************************");
System.out.println("出拳规则1.剪刀2.石头3.布");
System.out.println("请选择对方角色(1.刘备2.孙权3.曹操)");
switch (input.nextInt())
{
case 1:
computer.name = "刘备";
break;
case 2:
computer.name = "孙权";
break;
case 3:
computer.name = "曹操";
break;
}
System.out.println("请输入您的姓名");
person.name = input.next();
System.out.println(person.name + "VS" + computer.name + "对战");
System.out.println("要开始吗y/n");
char a = input.next().charAt(0);
if (a == 'y')          {              char b = 'y';
while (b == 'y')
{
System.out.print("请出拳");
p = person.showFirst();
c = computer.showFist();
if (p == c)
{
System.out.println("和局");
// 人赢
} else if (p == 1 && c == 3 || p == 2 && c == 1 || p == 3 && c == 2)
{
System.out.println("恭喜你赢了");
person.score += 1;// person.score=person.score+1;
} else
{
System.out.println("你输了");
computer.score += 1;
}
count++;
System.out.println("是否开始下一轮y/n");
b = input.next().charAt(0);
}
showResult();// 显示对战结果

} else
{
System.out.println("游戏退出");
}
}
// 显示对战结果
public void showResult(){

System.out.println(person.name+"VS"+computer.name);
System.out.println("对战次数"+count);
System.out.println();

System.out.println("姓名\t得分");
System.out.println(person.name+"\t"+person.score);
System.out.println(computer.name+"\t"+computer.score);
if(person.score>computer.score){
System.out.println("你真厉害赢了");

}else if(person.score<computer.score){
System.out.println("你真笨,输了");
}else{
System.out.println("平局");
}
}

}

[java] view plaincopyprint?在CODE上查看代码片派生到我的代码片
package ch12;

public class TestGame
{
public static void main(String[] args)
{
Game game=new Game();
game.satrtGame();
}
}