##.                      
        .                       
                                
      #                         
      .   .# # # #              
      ..# ? ##  . ##           #
        #    . #...         #  .
     .  # ##.. ...z # # ## .# # 
      #    3.##  #    #. ..#.   
       .  # #     #. #.   #     
       .   #      #.#.#  ..#.   
                   # #     #. # 
                  #....#..#.  # 
                 #.  # .#..#.#  
                #  .#..# .. #   
      ## ..... ##..###...#. ..  
   ..  ≈≈# ....  .# ...... .#   
   #.#  ≈#x#.. . #  ..# ...# #  
   ##.# ..X..### # .#..#.##..#  
   #...# #.....#......#....     
.  #....##...##..##  .#. ...    
#..#3..#.#*#.#z###.#.## .## .   
#........3...#.#   ..   .   .   
    #...5z.# .##   ##    ..     
    #..#u5#.##.#     ..         
  #.....#u#.#  #     ...        
  #..###.u..u #.      ..        
 #.##  ##.#u.# .#               
#.      ..u..# #.               
.       .u4#.#  #.              
        #..###