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36 77 3 36 77 4 36 77 5 36 77 6 36 77 7 36 77 8 36 77 9 36 78 0 36 78 1 36 78 2 36 78 3 5577 5576 5575 5574 5573 5572 5571 5570 5569 5568

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