#.#...$ . .. ##.  
 #  ##. #.###v... 
   ..##.. #..  .##
 #.#..##v..# #. # 
..#. ....#...  #  
 # ... ..####.#.  
#.#.#....#     #. 
.# #.###.#      # 
#..#  #..#        
 #.#  #..#        
  #..##.#.#       
  #..#.x# #       
#.##....###       
 #......###.#     
 ##.#.#v....#     
  ####..#.##.#    
     #:..##       
    #.#..#        
    ##.##.        
      .  .#       
     ##  .#       
          #