// duynotes blog
public abstract class Room implements IStructure {
  public String name;
  public void enter() {
    System.out.println("You have entered the " +this.name);
  }
  public void exit() {
    System.out.println("You have left the " + this.name);
  }
  public void location() {
    System.out.println("You are currently in the" + this.name);
  }
  public String getName() {
    return this.name;
  }
}