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18 99 19 00 19 01 19 02 19 03 19 04 19 05 19 06 19 07 19 08 19 09 3865 3864 3863 3862 3861 3860 3859 3858 3857 3856

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