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36 9 37 0 37 1 37 2 37 3 37 4 37 5 37 6 37 7 37 8 37 9 38 0 38 1 38 2 38 3 38 4 38 5 38 6 38 7 38 8 38 9 39 0 39 1 871 870 869 868 867 866 865 864 863 862 861 860 859 858 857 856 855 854 853 852 851 850

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