###                    
  ####.##                   
 ##.#...#####               
 #.....##.#.##  ######      
 ##..........####.#..##     
  #....._...###.......#     
  ##.......^.#........#     
   ###..#.....#......#      
     #...#..........##  ### 
    ##.....#...#.....####.##
    #...............#.##...#
    ##.#...............##.##
     ###....##............# 
       ##.###............## 
       ##.#.#..#.#......##  
       #.......#.......##   
       #..............##    
       ##..>.....<...##     
        ####..........##    
           ##...[......##   
       #####....[.......#   
      ##.#...)..[....##..#  
      #..............# #..# 
      ##.......#......# #..#
       ##..............# #..
        #...............# #.
        ##...............#  
        #.....#######.....  
        ##..#.#      ....   
 ### ####...#.#∆            
##.###.#.#.#..#  ∆          
#.........#...#∆            
##.....#......#   ∆         
#.............#∆∆           
##..#.........#∆   ∆        
 ##.#.........######        
 #...........##....         
 ##......<.......#          
  ##.##.........4#          
   #####...#....o##         
       ####..).o<o#         
         #...#.o4##         
         #..###.##          
        #...# ###           
        ##.##               
         ##