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21 88 7 21 88 8 21 88 9 21 89 0 21 89 1 21 89 2 21 89 3 21 89 4 21 89 5 21 89 6 21 89 7 24664 24663 24662 24661 24660 24659 24658 24657 24656 24655

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