Skyscraper

public class Skyscraper extends House implements Extendable{

       public Skyscraper(int floors){
            super(floors);
            this.floors += 1;
       }


   public static void main (String[] args){

   }

       public void addFloor(){

       }

       public static void build(String s){

          System.out.println("lets build a skyscraper!");

       }

}