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88 8 88 9 89 0 89 1 89 2 89 3 89 4 89 5 89 6 89 7 89 8 89 9 90 0 90 1 90 2 90 3 1754 1753 1752 1751 1750 1749 1748 1747 1746 1745 1744 1743 1742 1741 1740

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