#.     ....   
    #.     ...    
   ##.   ##..#    
.  #..#  #...#    
..##...###..#     
#........#..#     
#.....O.....#     
#..........##     
.....#####..####. 
..##...<....<.....
   #........####..
 #..#######.#     
...        .#     
#          .#     
           .#     
           ..