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48 69 48 70 48 71 48 72 48 73 48 74 48 75 48 76 48 77 48 78 48 79 12390 12389 12388 12387 12386 12385 12384 12383 12382 12381

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