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37 0 37 1 37 2 37 3 37 4 37 5 37 6 37 7 37 8 37 9 38 0 38 1 38 2 38 3 38 4 38 5 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