C Programming to decide if the number is odd or even

/*to decide odd or even*/
#include<stdio.h>
#include<stdlib.h>
int main( )
{
    int num;
    printf ("enter number: ");
    scanf ("%d",&num);
    if (num%2==0)
       printf ("%d is even",num);
    else
        printf ("%d is odd",num);
    system ("pause");
    return 0;
}