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39 87 2 39 87 3 39 87 4 39 87 5 39 87 6 39 87 7 39 87 8 39 87 9 39 88 0 39 88 1 39 88 2 39 88 3 39 88 4 39 88 5 39 88 6 39 88 7 30437 30436 30435 30434 30433 30432 30431 30430 30429 30428 30427 30426 30425 30424 30423

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