public void heitaNopat(){
        if (nopat.isEmpty()) {
            for (int i = 0; i < 5; i++) {
                this.lisaaNoppa(new Noppa(arpoja.annaArvo()));
            }
        } else {
            Set<Noppa> nopsut = new HashSet<Noppa>(nopat.keySet());
            for (Noppa noppa : nopsut) {
                if (!valitut.get(nopat.get(noppa))) {
                    this.poistaNoppa(noppa);
                    this.lisaaNoppa(new Noppa(arpoja.annaArvo()));
                }
            }
        }
    }