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43 1 43 2 43 3 43 4 43 5 43 6 43 7 43 8 43 9 44 0 44 1 44 2 44 3 44 4 44 5 44 6 3916 3915 3914 3913 3912 3911 3910 3909 3908 3907 3906 3905 3904 3903 3902

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