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23 65 9 23 66 0 23 66 1 23 66 2 23 66 3 23 66 4 23 66 5 23 66 6 23 66 7 23 66 8 23 66 9 23 67 0 23 67 1 23 67 2 23 67 3 23 67 4 23 67 5 23 67 6 23 67 7 23 67 8 23 67 9 23 68 0 23 68 1 45131 45130 45129 45128 45127 45126 45125 45124 45123 45122 45121 45120 45119 45118 45117 45116 45115 45114 45113 45112 45111 45110

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