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37 7 37 8 37 9 38 0 38 1 38 2 38 3 38 4 38 5 38 6 38 7 2182 2181 2180 2179 2178 2177 2176 2175 2174 2173

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