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40 9 41 0 41 1 41 2 41 3 41 4 41 5 41 6 41 7 41 8 41 9 42 0 42 1 42 2 42 3 42 4 42 5 42 6 42 7 42 8 42 9 43 0 43 1 57620 57619 57618 57617 57616 57615 57614 57613 57612 57611 57610 57609 57608 57607 57606 57605 57604 57603 57602 57601 57600 57599

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