一个简单的猜拳游戏

1: import java.util.Scanner;

2: public class 猜拳 {

3:   public static void main(String[] args) {

4:     System.out.println("          ★★★★猜拳★★★★");

5:     System.out.print("请出拳（1、剪刀，2、石头，3、布）：");

6:     Scanner in=new Scanner(System.in);

7:     int People=in.nextInt();

8:     int Computer=(int)(Math.random()*3)+1;

9:     String MarkPeople="人";

10:     String MarkComputer="电脑";

11:     switch(People){//和以下的switch一样，为了输出什么拳头

12:       case 1:MarkPeople="剪刀";

13:       break;

14:

15:       case 2:MarkPeople="石头";

16:       break;

17:

18:       case 3:MarkPeople="布";

19:       break;

20:     }

21:     switch(Computer){

22:       case 1:MarkComputer="剪刀";

23:       break;

24:

25:       case 2:MarkComputer="石头";

26:       break;

27:

28:       case 3:MarkComputer="布";

29:       break;

30:     }

31: //以下if（黄色部分）是出拳算法

32:     if(People==Computer){

33:       System.out.println("\n☆平局☆\n"+"  你出的是："+MarkPeople+"，电脑出的是："+MarkComputer);

34:     }

35:     else if(People==1&&Computer==3||People==2&&Computer==1||People==3&&Computer==2){

36:       System.out.println("\n☆你赢了☆\n"+"  你出的是："+MarkPeople+"，电脑出的是："+MarkComputer);

37:     }else{

38:       System.out.println("\n☆你输了☆\n"+"  你出的是："+MarkPeople+"，电脑出的是："+MarkComputer);

39:     }

40:   }

41: }