# .           
        ..  .      #     
         .   .#.   .#    
        # . ....  #.     
       #  #.  . . #.#    
       .. .#..    ..     
       # #. ..##.  .###  
       .   #.. . .#. ..# 
        . ..  . ##.#. .# 
       .    #.#..... .#  
       ..#.##.## .....#  
       . #..  . ...[#. .#
         . # #..#.#..   #
       .## # .#. .   #...
         .##. .. ... # ..
        . #.#  ###. .#  .
       ..#...##..# ..#   
       ......#.#... ###  
    # ######. #.###..... 
  #.#.#..#.#.#. .......  
  #.....# ..###..#.... ≈ 
     ###.##.#..... ..##  
     #..#....##...###.   
     #..##..........# .  
     ##.###..### ##.#    
      #.#..#...    ...   
      #.#....##.     ..  
    #.4..#..#.#      .#  
    #.###.###..          
   #..  ..#  .           
  #..     #              
 ..##                    
.##