....                    
      +#.....                    
      .......                    
      .#.....                    
      .......                    
   ###.......                    
   #.......#                     
   #.....#.#                     
   #.......#                     
  ##.......#                     
###......#..#                    
#...<..#..#.#                    
###....##...#                    
  #....###..##                   
  #....'.##..                    
  #.(hh###.#.                    
  #....##..#                     
  #....#.hh###                   
  #..(...J.M∩#                   
  ###..#.hh###                   
    #..##..#                     
    #..###.#                     
    #..+ ##..                    
    #..#   .##                   
    #..#   ##                    
    #..                          
                                 
                                 
                                 
                              ###
                              #..
                              #.#
                              #.#
                              #.#
                              #<#
                              #.#
                              #.#
                              #.#
                              #.#
                              ...
                              ###