/*
 *  A house as a concrete product we got finally
 */
public class House  {
    int roomNumber;
    int doorNumber;
    public House() {
        roomNumber = 0;
        doorNumber = 0;
    }
    public int getRoomNumber() {
        return roomNumber;
    }
    
    public int getDoorNumber() {
        return doorNumber;
    }
}