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31 55 9 31 56 0 31 56 1 31 56 2 31 56 3 31 56 4 31 56 5 31 56 6 31 56 7 31 56 8 31 56 9 31 57 0 31 57 1 31 57 2 31 57 3 31 57 4 31 57 5 31 57 6 31 57 7 31 57 8 31 57 9 31 58 0 31 58 1 38270 38269 38268 38267 38266 38265 38264 38263 38262 38261 38260 38259 38258 38257 38256 38255 38254 38253 38252 38251 38250 38249

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