....  . ##∩ .#     .
#.#.# ....#.#     #.#
#...# .  .##.##   ..#
# .#.#..#.# # #...#  
 # ....#. # ##.#     
 # # # .  .##.##     
     . # .##...#     
   #.. ##..#..#.#    
   ##  #....#####    
       #.##.#        
      ##.#.##        
      #.....#        
      #..#.####.≈#   
      ##......≈≈≈#   
       #.#.3##≈≈≈≈≈# 
       #.###..  ≈≈.  
       .    .##      
      #.    .≈#      
      .     ≈≈≈      
      #     3≈≈≈     
            #..#