####         ..         
       #...########...         
       #..........#...         
       #..............         
       #..(..........          
       #..<.......#            
       #<.........#            
       #.......#.##            
       #....##.#.              
      ##...##....              
      #$.......#...            
      #....###....#.           
      #..### #......           
    #.......>......#           
  ............... ..           
.............#.                
...........b...                
............... ∆              
...............                
.....g.........                
                               
                               
                               
                               
                               
                               
                               
                   ∆           
                         ∆     
         .......#              
          ......#              
           ......              
            ....#              
             ......############
              ..##............#
              #.######........#
          #   #..#   #........#
          ....##.######.......#
            #........<........#
            ###########.....$.#
                      #.......#
                      #.......#
                      #########