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77 5 77 6 77 7 77 8 77 9 78 0 78 1 78 2 78 3 78 4 78 5 2339 2338 2337 2336 2335 2334 2333 2332 2331 2330

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