..   .#    
   #   #*   ..    
   ..  #.# #.   # 
    .#  .. .# #.# 
     .###.#.#..   
    ##.##....     
    #..###$##  .. 
     #......#  .  
    ##X####..#    
    #...X###..#.  
   #..#.# .##...  
.  ####.##...#.## 
#.. #.#..#..###.. 
 #..##..##.#..##..
  .#..# #.#.#..###
 #.......### # ##.
 ##..##.......... 
 # #. ##.... .# ##
....   ###.#..# ..
.#..    #.#.##.#.#
        ..#∩# .#. 
       .#  .. ##.#
         .   #. #.