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12 62 12 63 12 64 12 65 12 66 12 67 12 68 12 69 12 70 12 71 12 72 12 73 12 74 12 75 12 76 12 77 13877 13876 13875 13874 13873 13872 13871 13870 13869 13868 13867 13866 13865 13864 13863

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