#include <stdio.h>
#include <stdlib.h>
#include "myheader.h"

int main()
{
    printf("%d\n", foo("alma korte 123"));
    printf("%d\n", foo("1234"));
    printf("%d\n", foo("Hibak szama: 0"));
    printf("%d\n", foo("12 34 56 78 90"));
    return EXIT_SUCCESS;
}