#.#       
      #.#   ####
     ##.#  .....
     #...  ...$.
     #..# ......
######..##......
.......o#.......
  #....l<.......
  ##...{o##...##
   #.....#   ## 
∆  #......      
 ∆ #.......     
  ......####    
 #......#       
 #......#