Coordinate X: Y: Search

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 50 73 1 50 73 2 50 73 3 50 73 4 50 73 5 50 73 6 50 73 7 50 73 8 50 73 9 50 74 0 5409 5408 5407 5406 5405 5404 5403 5402 5401 5400 5399 5398 5397 5396 5395 5394

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