########                                            
  #......#                                            
  #......#                                            
  #......#                                            
  #......#                                            
  #......###                                          
  #........#                                          
  ######.#.#                                          
       #...##                                         
       ###..#                                         
         #..##     ####                         ∆...  
         #...#     #.<##             ###.       ....  
###########..##    #...##            ....    ###....  
#.............#    ##...#####        .....   .....?.  
#.............###  #.........        .....   .......  
#..........##...#  #.########        ...>..  s).....  
#..........##.#.####.#######         ......##Zg...<.  
#..........##..............#         .......†#        
#..........#####.....#####.<#        ..$...#.##       
#..................###               .5... #..#       
#......[...#####...########          ....  ##.#       
#..............#...........          ...    #.#       
#..........###...#.########          ..     #.##      
############ #####..###             ...     #..#      
                 ##...####          ....  ∆##..#      
                  ###....#          .....  #.>##      
                    ####÷##         .....  #.##       
                       #..#   #.#   .....###.#        
                       ##.##  #.#   #........#####    
                        #..#  #.#    ###.........#    
                        ##.#  #.#      ###...#.#.#    
                         #.####.#        #.###...     
                         #....#.#        #.#   ..#    
                         ####...###      #.#   ###    
                            ##....##     #.#          
                            ###.#..#     #.######     
                            ....##.#######.#....#     
                            ###.................######
                              #.####.#####.##._......#
                             ....  #..#  #.##...######
                            #....  ##.####.######     
                           .. ...   #....#.#          
                           #        ####...#          
                                       ##..#          
                                 ∆      ####