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42 1 42 2 42 3 42 4 42 5 42 6 42 7 42 8 42 9 43 0 43 1 43 2 43 3 43 4 43 5 43 6 2242 2241 2240 2239 2238 2237 2236 2235 2234 2233 2232 2231 2230 2229 2228

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