Question

How to check a leap year or not in C

Answer 1

#include <stdio.h>

int main() {

   int year = 2020;
   
   if (year % 4 == 0) {
        if (year % 100 == 0) {
            if (year % 400 == 0)
                puts("Leap year");
            else
                puts("Not a leap year");
        }
        else
            puts("Leap year");
    }
    else
        puts("Not a leap year");

   return 0;
}




/*
run:

Leap year

*/

 

70+ SQL courses for beginners and professionals

Answer 2

#include <stdio.h>
#include <stdbool.h>

bool isLeapYear(int year) {
    return year % 4 == 0 && (year % 100 != 0 || year % 400 == 0);
}

int main() {

    printf("%d\n", isLeapYear(2022));
    
    printf("%d", isLeapYear(2020));
}



/*
run:

0
1

*/

 

70+ SQL courses for beginners and professionals