#####             
       #...#########     
       #...ee.5....#     
       #...#######e#     
       #...#     #.#     
  5...@....#     #.#     
  ..5.e#...#    ##e######
  ...5 #####    #.......#
  .## ########  #..####.#
      #......#  #..####.#
      #......#  #....##.#
  ∆   #......#  #.##.##.#
..#####......#  #.##.##.#
 #.......<...####.......#
 #.####......##......####
    ###......##.######   
    #......####[#        
    #.#....####.#        
   .....##...##)#        
  ###.####..)##.#        
   ..........)..#        
  .#.#.#........#        
   #...........##        
    ##.##....###         
    ..##.....#        ∆  
    ## #...###           
       #...              
       #...              
       #...