java编程基础篇-------> 从键盘输入一位整数，代表月份，编程判断指定月份属于一年中的哪个季度。如果是 12 月、1 月、2 月，就属于冬季。

 1 package Exam01;  
 2   
 3 import java.util.Scanner;  
 4   
 5 public class Topic05 {  
 6   
 7     public static void main(String[] args) {  
 8         // TODO Auto-generated method stub  
 9         int month = 0;  
10         Scanner input = new Scanner(System.in);  
11         System.out.println("请输入月份:");  
12         int mouth=input.nextInt();  
13         switch(month){  
14             case 12:  
15             case 1:  
16             case 2:  
17             System.out.println(mouth+"是冬季");  
18             break;  
19             case 3:  
20             case 4:  
21             case 5:  
22             System.out.println(mouth+"是春季");  
23             break;  
24             case 6:  
25             case 7:  
26             case 8:  
27             System.out.println(mouth+"是夏季");  
28             break;  
29             case 9:  
30             case 10:  
31             case 11:  
32             System.out.println(mouth+"是秋季");  
33             break;  
34         default:  
35             System.out.println("输入不正确");  
36         }  
37     }  
38   
39 }