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11 9 12 0 12 1 12 2 12 3 12 4 12 5 12 6 12 7 12 8 12 9 13 0 13 1 13 2 13 3 13 4 1692 1691 1690 1689 1688 1687 1686 1685 1684 1683 1682 1681 1680 1679 1678

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