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38 13 38 14 38 15 38 16 38 17 38 18 38 19 38 20 38 21 38 22 38 23 38 24 38 25 38 26 38 27 38 28 37876 37875 37874 37873 37872 37871 37870 37869 37868 37867 37866 37865 37864 37863 37862

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