abstract class Kjoretoy{
    private final String ID;
    private String merke;
    private String modell; 
    private int aar;

    Kjoretoy(String ID, String merke, String modell, int aar){
        this.ID = ID; 
        this.merke = merke; 
        this.modell = modell; 
        this.aar = aar;
    }
    public String hentID(){
        return ID;
    }
    public String hentMerke(){
        return merke;
    }
    public String hentModell(){
        return modell;
    }
    public int hentAar(){
        return aar;
    }
    public void settMerke(String ny){
        merke = ny;
    }
    public void settModell(String ny){
        modell = ny;
    }
    public void settAar(int ny){
        aar = ny;
    }
}