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42 9 43 0 43 1 43 2 43 3 43 4 43 5 43 6 43 7 43 8 43 9 2178 2177 2176 2175 2174 2173 2172 2171 2170 2169

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