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12 17 12 18 12 19 12 20 12 21 12 22 12 23 12 24 12 25 12 26 12 27 12 28 12 29 12 30 12 31 12 32 2177 2176 2175 2174 2173 2172 2171 2170 2169 2168 2167 2166 2165 2164 2163

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