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44 8 44 9 45 0 45 1 45 2 45 3 45 4 45 5 45 6 45 7 45 8 45 9 46 0 46 1 46 2 46 3 1652 1651 1650 1649 1648 1647 1646 1645 1644 1643 1642 1641 1640 1639 1638

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