Check Leap Year

#include<stdio.h>
#include<math.h>
//Check Leap Year


int main()
{
    int year;
    printf(" Enter your Year : \n");
    scanf("%d",&year);
    if ((year%400==0)|| ((year%4==0 )&& (year%100!=0))) /*  if(year%400==0) else if(year%4==0 && year%100!=0) */

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


        else
            printf("%d is not leap year",year);
    return 0;
}