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54 9 55 0 55 1 55 2 55 3 55 4 55 5 55 6 55 7 55 8 55 9 2244 2243 2242 2241 2240 2239 2238 2237 2236 2235

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