public GKunde(int v1, string v2, int v3, Mitarbeiter mitarbeiter, Konto konto)
{
this.Kundennummer = v1;
this.Name = v2;
this.Alter = v3;
this.Berater = mitarbeiter;
this.Konto = konto;
}
public Kunde(int kdnr, String name, int alter, Konto k, Berater b)
{
this.Kundennummer = kdnr;
this.Name = name;
this.Alter = alter;
this.Konto = k;
this.Berater = b;
}