public class Hovedprogram2 {
    public static void main(String[] args) {
        Boks<String> b = new Boks<String>();
        String tekst = "Hei";
        b.fyll(tekst);
        System.out.println(b.hent());

        Boks<Integer> b2 = new Boks<Integer>();
        int tall = 7;
        b2.fyll(tall);
    }
}