# #       #. 
     #...  #  ..  
   ## .#. #. #.   
   ... .. .##.    
  # #..#.#.#.# .# 
 # .#...?....#.##.
...#...##.#......#
..#..#.#.......#  
 #.......X#.......
# #......##..#..#.
 .....#...#.#.#...
.............#.# #
.#..###.....#.... 
 .. .#..##..###.##
    #......∩..... 
   #.......... .  
   #..#.........  
   #.##.........  
  ..# #..#...#..  
 #..  #.. .....   
 ..   ##...#...#  
       #.......#