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36 2 36 3 36 4 36 5 36 6 36 7 36 8 36 9 37 0 37 1 37 2 2120 2119 2118 2117 2116 2115 2114 2113 2112 2111

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