Even or Odd program

main.c

// Tell me, is a number even or odd?

// Bug #1: Long integers cause scanf to truncate userNumber

#include <stdio.h>

int main()
{
    int userNumber = 0;
    
    printf("Enter an integer, please:");
    scanf("%d", &userNumber);
    
    if(userNumber%2 == 0){
        printf("EVEN :)");
    } else {
        printf("ODD :(");
    }
    
}