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30 40 2 30 40 3 30 40 4 30 40 5 30 40 6 30 40 7 30 40 8 30 40 9 30 41 0 30 41 1 30 41 2 30 41 3 30 41 4 30 41 5 30 41 6 30 41 7 39137 39136 39135 39134 39133 39132 39131 39130 39129 39128 39127 39126 39125 39124 39123

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