class hovedprogram{
  public static void main(String[] args){
    Person roger = new Person("Roger", 20, 10000);

    Bil volvo = new Bil(20000, "Volvo", roger);

    Person Anders = new Person("Anders", 45, 30000);
    
    volvo.kjoepBil(Anders);

    System.out.println(volvo.hentEier().hentNavn());

    Bil bmw = new Bil(10000, "BMW", Anders);
    
    System.out.println(bmw.antallBiler());

    System.out.println(volvo.antallBiler());

  
  }
}