Test Harness
public static void main(String args[])
// Validate connect and farRoom.
System.out.println(�Connect failure 1�);
System.out.println(�Connect failure 2� );
if (rA.farRoom(2) != null)
System.out.println(�Connect failure 3� );
if (rB.farRoom(2) != null)
System.out.println(�Connect failure 4� );
System.out.println(�Connect failure 5� );
System.out.println(�Connect failure 6� );
System.out.println(�Connect failure 7� );