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78 3 78 4 78 5 78 6 78 7 78 8 78 9 79 0 79 1 79 2 79 3 2210 2209 2208 2207 2206 2205 2204 2203 2202 2201

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