##...#                    
          ##.....                    
          .......##                  
          .....s..#                  
         #.........                  
         #..##.#..####$..            
      #  #..##.........w.            
      #.##..####.?#                  
      #........#..#                  
      #..#..##.#..##                 
      #..#.........#                 
      #(.#.........#                 
      #..##.##.....#   ≈♣            
      #..##.##..##.#   #.≈    ##     
#######.........# ≈##♣♣.#.♣♣♣♣.      
#...........#...# #.....  ....#      
#.#####.......#.# #....    ...#   ##.
#.#   #######...# #..#######..♣  ... 
#.#   ########..#♣♣..#.....#..###.#  
#.# ###.........♣♣...+.....'...≈..#  
#.###...######....♣..#.....#..♣.♣##  
#.......#    #÷÷♣#...#.P<..#...♣♣    
#####...#    #..###..#.P...#..#♣     
    ##..#    #..# ♣..#######..#      
     #..#    #..#♣♣...........♣      
     #..#    #..#♣≈...........♣      
     #..#    #..##♣#♣♣♣.#.#≈#♣#      
     #..#    #..#     ##.♣♣##        
     #..#    ...#      ♣♣#           
     #..#                            
     ...#