C program to check leap year (using if-elseif-else structure)

#include<stdio.h>
int main( void ){
     int year = 2012;
     if( year % 4 == 0 && year % 100 != 0 ) {
           printf("Leap Year..\n");
     }else if (year % 4 == 0 && year % 400 == 0 ){
           printf("Leap Year..\n");
     }else{
           printf("Not Leap Year..\n");
     }
     return 0;
}