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57 68 57 69 57 70 57 71 57 72 57 73 57 74 57 75 57 76 57 77 57 78 37223 37222 37221 37220 37219 37218 37217 37216 37215 37214

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