.# 
     ##     .. .
     #.     . ..
     #.#   .#.# 
    ##..###..#  
    #......#    
     #.....###  
  . #.#...#.d..#
  ... #..#.#####
  ....#.#.#..#  
  ....##.....#  
   #....#..##.# 
  #..#...#.# #.#
  #.##..#.##  ##
   _..##..# #   
  ##........#   
  #.#..#.###    
  .##.....#     
    # #.. #     
    ##.##.#     
   #. .# ...    
  # .###  #...  
   ...   ..#.#  
  #.#...#.# ..# 
# #.......#  .