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81 12 81 13 81 14 81 15 81 16 81 17 81 18 81 19 81 20 81 21 81 22 81 23 81 24 81 25 81 26 81 27 36127 36126 36125 36124 36123 36122 36121 36120 36119 36118 36117 36116 36115 36114 36113

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