1160C language Experiment--the number of days in a certain year

Topic Description Enter the year and month, and determine how many days of the month. enter the year and month, in the form of year \ Month. output The number of days of the month. Sample Input

2009\1

Sample Output

31

#include <stdio.h> void Main ()
{
int year,yue;
scanf ("%d\\%d", &year,&yue);
Switch (Yue)
{
 case 1:printf ("31\n");
   case 2:
 if ((year%4==0) && (year%100!=0) | | (year%400==0)) printf ("29\n");
Else printf ("28\n");
      case 3:printf ("31\n");
      case 4:printf ("30\n");
 case 5:printf ("31\n");
      case 6:printf ("30\n");
      case 7:printf ("31\n");
      case 8:printf ("31\n");
      case 9:printf ("30\n");
      case 10:printf ("31\n");
      case 11:printf ("30\n");
      case 12:printf ("31\n");
}
}