#      
             # ..      
.#   .#      #..#      
#..  #      . .        
 . .##. ###. .#        
  #.#..... ##.#        
  ##.#. #_. ..#.       
  #.#.... .#.. ..      
   #.#. ..# .....      
     .#....##.#.#.     
  #.#..#....## #..     
 #... #.. ##...        
. . .. .#.#....##      
 .. #...#..#.# #       
    #...##...##        
    . .  ##...##       
  ..#.∩#   #.#.#       
   .##.#....#.###      
       ##..##...#  #   
        #.##.##.# .#   
        #. ##...#..#   
        .   ###...#    
       .  #...3###....#
      .# #..##.    ....
        ..   .#     #.#
            ##        .