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17 99 2 17 99 3 17 99 4 17 99 5 17 99 6 17 99 7 17 99 8 17 99 9 18 00 0 18 00 1 18 00 2 18 00 3 18 00 4 18 00 5 18 00 6 18 00 7 50577 50576 50575 50574 50573 50572 50571 50570 50569 50568 50567 50566 50565 50564 50563

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