Digital Clock (Personal Project)

#include <stdio.h>
#include <stdlib.h>
#include <windows.h>

int main()
{
    int delay,s,m,h;
    delay=1;
    printf ("Set your time (hh/mm/ss): ");
    scanf ("%d%d%d",&h,&m,&s);
    if (s>60 || m>60 || h>24)
    {
        system ("color 44");
        printf ("ERROR ! Wrong time");
        exit (0);
    }
    while (1)
    {
        s++;
        if (s>59)
        {
            s=0;
            m++;
        }
        if (m>59)
        {
            m=0;
            h++;
        }
        if (h>23)
        {
            h=0;
        }

        printf ("\nYour time : %02d : %02d : %02d",h,m,s);
        sleep(delay);
        system ("cls");
    }
}