Following is a program to print TOTAL Number of Days in a Month using switch case :
#include <stdio.h>
int main()
{
int month;
printf("Enter month number(1-12): ");
scanf("%d", &month);
switch(month)
{
case 1:
printf("31 days");
break;
case 2:
printf("28/29 days");
break;
case 3:
printf("31 days");
break;
case 4:
printf("30 days");
break;
case 5:
printf("31 days");
break;
case 6:
printf("30 days");
break;
case 7:
printf("31 days");
break;
case 8:
printf("31 days");
break;
case 9:
printf("30 days");
break;
case 10:
printf("31 days");
break;
case 11:
printf("30 days");
break;
case 12:
printf("31 days");
break;
default:
printf("Invalid input! Please enter month number between 1-12"); }
return 0;
}