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40 1 40 2 40 3 40 4 40 5 40 6 40 7 40 8 40 9 41 0 41 1 1889 1888 1887 1886 1885 1884 1883 1882 1881 1880

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