class Person {
    protected String navn;
    protected int alder;

    public Person(String n, int a) {
        navn = n;
        alder = a;
    }

    public String hentNavn() {
        return navn;
    }

    public int hentAlder() {
        return alder;
    }

    @Override
    public String toString() {
        return "Person " + navn;
    }


    public boolean equals(Person annenPerson) {
        return alder == annenPerson.hentAlder();
    }
}

class Hoved {
    public static void main(String[] args) {
        Person person1 = new Person("Roger", 45);
        Person person2 = new Person("Brynjar", 45);
        Bachelor bachelor1 = new Bachelor("Trym", 45, 139857);
        Master master1 = new Master("Tram", 24, 13095);

        Person bachelor2 = new Bachelor("429857", 13095847, 1354097);
        //
        ((Student)bachelor2).hentStudentID();
        int a = 5;
        a += 1;
        System.out.println(a);
        // int d = 5;
        // String b = "ab";
        // String c = "ab";
        // System.out.println(a == d);
        // System.out.println(b.equals(c));
        // System.out.println(person1);
        // System.out.println(bachelor1);
        //
        // System.out.println(person1.equals(bachelor1));
    }
}