grade 2871

#include<stdio.h>
int main()
{
    int y;
    printf("enter a year");
    scanf("%d",&y);
    if(y%400==0)
    {
        printf("%d is a leap year",y);

    }
    else if (y%100!=0&& y%4==0)
    {
        printf("%d is a leap year",y);
    }

    else
    {
        printf("%d is not a leap year",y);
    }


}