Coordinate X: Y: Search

50 70 0 50 70 1 50 70 2 50 70 3 50 70 4 50 70 5 50 70 6 50 70 7 50 70 8 50 70 9 50 71 0 50 71 1 50 71 2 50 71 3 50 71 4 50 71 5 50 71 6 50 71 7 50 71 8 50 71 9 50 72 0 50 72 1 50 72 2 50 72 3 50 72 4 50 72 5 50 72 6 50 72 7 50 72 8 50 72 9 50 73 0 8459 8458 8457 8456 8455 8454 8453 8452 8451 8450 8449 8448 8447 8446 8445 8444

= Free Coordinate    = Occupied(Single Region)     = Occupied (Var Region)     = Center of the grid