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81 38 81 39 81 40 81 41 81 42 81 43 81 44 81 45 81 46 81 47 81 48 36125 36124 36123 36122 36121 36120 36119 36118 36117 36116

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