bool ListaHasel::znajdz(string h, int nr)
{
    WezelHasel *temp = new WezelHasel();
    while(temp != 0){
        temp = temp->nast;
        if(temp->haslo == h){
            if(temp->strony.znajdz(nr) == nr) return 1;
            else return 0;
        }
        else return 0;
    }
}