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12 88 12 89 12 90 12 91 12 92 12 93 12 94 12 95 12 96 12 97 12 98 12 99 13 00 13 01 13 02 13 03 674 673 672 671 670 669 668 667 666 665 664 663 662 661 660

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