public abstract void VisitorBoysHouse(BoysHouse boysHouse);
public override void VisitorBoysHouse(BoysHouse boysHouse) { boysHouse.TellFairyTale(); }
public abstract void VisitorBoysHouse(BoysHouse boysHouse);
public override void VisitorBoysHouse(BoysHouse boysHouse) { boysHouse.TellFairyTale(); }