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85 9 86 0 86 1 86 2 86 3 86 4 86 5 86 6 86 7 86 8 86 9 1173 1172 1171 1170 1169 1168 1167 1166 1165 1164

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