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16 99 17 00 17 01 17 02 17 03 17 04 17 05 17 06 17 07 17 08 17 09 1381 1380 1379 1378 1377 1376 1375 1374 1373 1372

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