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 3619 3618 3617 3616 3615 3614 3613 3612 3611 3610 3609 3608 3607 3606 3605 3604

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