##         ##   
#.#       #.#   
 #.##   ##.#    
  #'#   #'#     
 ##.## ##.##    
##...###...#####
#.....'..<..'..#
##...###...###.#
 ##.## ##.##...#
  ### #####..###
      #....###  
      #....#    
      #....#    
      #....#    
      #....#    
      #....#    
      #....#    
      ......    
         ...