Question : Write a C Program to check whether a year is leap year or not.

 Question :  Write a C Program to check whether a year is leap year or not.

/*

Write a C Program to check whether a year is leap year or not.

*/

#include <stdio.h>

int main()

{

            int year;

            printf("Enter a year: ");

            scanf("%d", &year);

            if (year % 4 == 0)

{

                        if (year % 100 == 0)

{

                                    // the year is a leap year if it is divisible by 400.

                                                if (year % 400 == 0)

                                    {

                                     printf("%d is a leap year.", year);

                                    }

                                     else

{          

                                    printf("%d is not a leap year.", year);

                                    }

                         }

else

{

                                    printf("%d is a leap year.", year);

}

            }

else

{

            printf("%d is not a leap year.", year);

            }

    return 0;

}

OUTPUT :

Enter a year: 1900

1900 is not a leap year.

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