JAVA

某年某月的天数

Time Limit: 1000MS  Memory Limit: 65536KB 

Problem Description

输入年和月，判断该月有几天？

Input

输入年和月，格式为年\月。

Output

输出该月的天数。

Example Input

2009\1

Example Output

31

Hint

注意判断闰年啊

01 import java.util.*; 02   03 public class Main { 04         public static void main(String args[]){ 05             Scanner input = new Scanner(System.in); 06             int s = 0; 07                         String aa = null; 08                         aa = input.nextLine(); 09                         String[] bb = aa.split("\\\\"); 10                           11                         int[] cc = new int[bb.length]; 12                         for(int i = 0;i<bb.length;i++){ 13                               14                             cc[i] = Integer.parseInt(bb[i]); 15                         } 16   17              switch(cc[1])   18                 {   19                     case 1:   20                         s=31;   21                         break;   22                     case 2:   23                     if((cc[0]%4==0&&cc[0]0!=0)||(cc[0]@0==0))  //判断闰年   24                         s=29;   25                     else s=28;   26                     break;   27                     case 3:   28                         s=31;   29                         break;   30                     case 4:   31                         s=30;   32                         break;   33                     case 5:   34                         s=31;   35                         break;   36                     case 6:   37                         s=30;   38                         break;   39                     case 7:   40                         s=31;   41                         break;   42                     case 8:   43                         s=31;   44                         break;   45                     case 9:   46                         s=30;   47                         break;   48                     case 10:   49                         s=31;   50                         break;   51                     case 11:   52                         s=30;   53                         break;   54                     case 12:   55                         s=31;   56                         break;   57                 } 58             System.out.println(s); 59         } 60 } 61