int* dlugosci_slow(int szerokosc, char* tab)
{
    int ilosc_slow = 0;
    int i = 0;
    int max = 0;
    while (tab[i] != NULL)
    {
        if (tab[i] == ' ')
            ilosc_slow++;
        i++;
    }
    ilosc_slow++;

    int* tab_pom = (int*)malloc(ilosc_slow * sizeof(int));

    i = 0;
    int j = 0;
    while (tab[i] != NULL)
    {
        if (tab[i] != ' ')
            max++;
        else
        {
            tab_pom[j] = max;
            j++;
            max = 0;
        }
        i++;
    }
return tab_pom;
}