static void Main()
{
RealEstateAgency rea = new RealEstateAgency();
Asset house = new House();
var housecommission = new HouseCommissionCalculator();
Asset apartment = new Apartment();
var apartmentcommission = new ApartmentCommissionCalculator();
Asset singleroom = new Singleroom();
var singleroomcommission = new SingleroomCommissionCalculator();
Asset field = new Field();
var fieldcommission = new FieldCommissionCalculator();
rea.CalculatePricefor(house, 130000m, "center", housecommission);
rea.CalculatePricefor(apartment, 140000m, "periphery", apartmentcommission);
rea.CalculatePricefor(singleroom, 13000m, "center", singleroomcommission);
rea.CalculatePricefor(field, 150000m, "center", fieldcommission);
}
