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52 9 53 0 53 1 53 2 53 3 53 4 53 5 53 6 53 7 53 8 53 9 1387 1386 1385 1384 1383 1382 1381 1380 1379 1378

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