java-猜数字游戏

1 public class Gamelauncher {
2     public static void main(String[] args) {
3         GuessGame game = new GuessGame();
4         game.startGame();
5     }
6 }

 1 public class GuessGame{
 2     //用3个实例变量分别表示3个player对象
 3     Player p1;
 4     Player p2;
 5     Player p3;
 6     public void startGame(){
 7         //创建player对象
 8         p1= new Player();
 9         p2 = new Player();
10         p3= new Player();
11         //定义3个变量来保存是否猜中
12         int guessp1 = 0;
13         int guessp2 =0;
14         int guessp3 = 0;
15         //定义3个变量来保存猜测的数字
16         boolean p1isright = false;
17         boolean p2isright =false;
18         boolean p3isright =false;
19         int   tarnum =(int)(Math.random()*30);  //产生谜底数字
20         System.out.println("i guess 1 to 30");
21         while(true)
22         {
23             System.out.println("number to guess is "+tarnum);
24             p1.guess();  //调用Player中guess方法
25             p2.guess();
26             p3.guess();
27             //取得每个player所猜测的数字将其列出
28             guessp1 =p1.number;
29             System.out.println("one "+guessp1 );
30             guessp2 = p2.number;
31             System.out.println("two "+guessp2);
32             guessp3=p3.number;
33             System.out.println("three "+guessp3);
34             //检查是否猜中，
35             if (guessp1==tarnum) 
36             {
37                 p1isright=true;
38             }
39             if (guessp2==tarnum)
40             {
41                 p2isright=true;
42                 }
43             if (guessp3==tarnum)
44             {
45                 p3isright=true;
46             }
47             //如果猜中一个或者多个...
48             if(p1isright||p2isright||p3isright)
49             {
50                 System.out.println("we are  a winner");
51                 System.out.println("one "+p1isright);
52                 System.out.println("two "+p2isright);
53                 System.out.println("three "+p3isright);
54                 System.out.println("game is over");    
55                 break;  //因为上面while为true,所以会一直执行,直到if语句为真,执行下面的break才会结束循环
56         }
57         else 
58             {System.out.println("123");}
59     }    
60 }
61 }

1 public class Player {
2     int number = 0;  //要被猜的数字
3     public void guess(){
4         number =(int )(Math.random()*30);
5         System.out.println("i guessing"+number);
6     }
7     }