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30 9 31 0 31 1 31 2 31 3 31 4 31 5 31 6 31 7 31 8 31 9 32 0 32 1 32 2 32 3 32 4 1118 1117 1116 1115 1114 1113 1112 1111 1110 1109 1108 1107 1106 1105 1104

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