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