import java.awt.*;
public class wall{
private int xPos;
private int yPos;
private Rectangle[] border = new Rectangle[4];
private boolean[] shape = new boolean[16];
private boolean walldes
import java.awt.*;
public class Steelwall{
private int xPos;
private int yPos;
private Rectangle[] border = new Rectangle[4];
private boolean[] shape = new boolean[4];
private boolean wal