public abstract class ElVare extends Vare {
    protected int batteritid, aarSidenKjop;
    private static final double MVA = 0.3;
    protected int elAvgift = 10;

    public ElVare(double pris, int batteri, int aarKjop){
        super(pris);
        batteritid = batteri;
        aarSidenKjop = aarKjop;
    }

    public double beregnBatteritid(){
        return batteritid;
    }

    // Bruker ikke super. pga feil MVA (?nsker ? bruke denne MVA-en)
    @Override
    public double beregnFullPris() {
        return pris + pris * MVA + elAvgift;
    }

    @Override
    public void skrivVare(){
        System.out.println("Batteritid: " + beregnBatteritid());
        System.out.println("Aar siden kjop: " + aarSidenKjop);
        super.skrivVare();
    }
    
}