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49 99 7 49 99 8 49 99 9 50 00 0 50 00 1 50 00 2 50 00 3 50 00 4 50 00 5 50 00 6 50 00 7 50 00 8 50 00 9 50 01 0 50 01 1 50 01 2 50 01 3 50 01 4 50 01 5 50 01 6 50 01 7 50 01 8 50 01 9 19800 19799 19798 19797 19796 19795 19794 19793 19792 19791 19790 19789 19788 19787 19786 19785 19784 19783 19782 19781 19780 19779

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