Write a program that asks the user to enter the month (letting the user enter an

Question

Write a program that asks the user to enter the month (letting the user enter an integer in the range of 1 through12) and the yer. The program should then display the number of days in that month. Us the following creteria to identify leap year:

1. Determine whether the year is divisble by 100. if it is, then it is a leap year and only if it is divisible by 400. For example,2000 is a leap year but yet 2100 us not.

2. if th year is not divisible by 100, then it is a lep year if and only if it is divisible by 4. For example, 2008 is a leap year but 2009 is not.

here is a sample run of the program:

enter a month (1-12) : 2 [Enter]

enter a year : 2008 [Enter]

29 days

Explanation / Answer

#include <stdio.h>

int main()
{
    int month;
int year;

    printf("Enter a month(1-12): ");
    scanf("%d", &month);
printf("Enter a Year: ");
    scanf("%d", &year);

    switch(month)
    {
        case 1:
        case 3:
        case 5:
        case 7:
        case 8:
        case 10:
        case 12: printf("31 days");
            break;
        case 4:
        case 6:
        case 9:
        case 11: printf("30 days");
            break;
        case 2:
   if((year%400==0)||((year%100!=0)&&(year%4==0)))
            {
         printf("29 days");
   }
         else
       {
      printf("28 days");
            }   
            break;
        default: printf("Invalid input! Please enter vaild month number between 1-12");

    }
    return 0;
}

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