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13 88 4 13 88 5 13 88 6 13 88 7 13 88 8 13 88 9 13 89 0 13 89 1 13 89 2 13 89 3 13 89 4 54224 54223 54222 54221 54220 54219 54218 54217 54216 54215

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