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12 26 9 12 27 0 12 27 1 12 27 2 12 27 3 12 27 4 12 27 5 12 27 6 12 27 7 12 27 8 12 27 9 12 28 0 12 28 1 12 28 2 12 28 3 12 28 4 12 28 5 12 28 6 12 28 7 12 28 8 12 28 9 12 29 0 12 29 1 4790 4789 4788 4787 4786 4785 4784 4783 4782 4781 4780 4779 4778 4777 4776 4775 4774 4773 4772 4771 4770 4769

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