.##                        
                   ##.##.                       
#########          ......###                    
#.......#          #...  .(#                    
#.#####.#### #######..####.####(##              
#.##.......# #.. .....>..oo((((..#              
#.##....##.# #.# ##.....##o##..?..              
#(##.##.##.###.####..##.##.#   ...              
#<##. #..........†....#.##.#     .              
#.......##.###.####........#                    
##......>..# #.###......####                    
 .....###### #..........##                      
  .....#  #######........#                      
  ....##  #........#.##..#                      
  ....#   ....###..#.##..#                      
  #...#   .......)....#..#                      
          .....##.........                      
          ....  .........#.                     
          ...  ##........###                    
          #.    ..###.####                      
          .  ∆  ..#  .#                         
               ####  .#                         
                                                
                                                
                                                
                                                
                                                
                                                
                                                
                                                
                                                
                                                
                                                
                                                
                                                
                                                
                                                
                                        ...     
                                   ##   #.#   ##
                                   #.. ∆...  ..#
                                    #.# #.# #.# 
                                     .........  
                                   ##.#.#l#.#.##
                                   #...........#
                                        #<#  ∆  
                                  .............#
                                  #.#.#.#.#w#.##
                                     .........  
                                    ### ### ###