###################################
                   #.................................?
                   #..................................
                   #......................../.........
                   #..............)...................
                   #..................................
                   #...................>..............
                   #........................../.......
               ######..Y##..####+################.....
              ##...##...##..####..>##.           .....
              #...............<......             ....
              #...................[.               ...
              #.....................       .       ...
             ##.............).....>.      ..    ∆     
             #.....#..#+####..##.##  +#  .#           
             ##########.####..##.####.##..##          
                      ......................          
                      ......................          
                      ......................          
                      ....#......##.#####+##          
                      #############.#                 
                           #........#                 
                           #........#                 
                           #........+                 
                         ####.##....#                 
                        ##.##.##....#                 
                        #.....#.....#                 
                        #.....#.....#                 
                        #.....#.....#                 
                        #.....#.....#                 
                      ####..####....#                 
                      #..#..####....#                 
                      #.............#                 
#.                    #.............#                 
#.                    #.............#                 
#..                   #.............#   .             
#... ###+#####################+###..#  .#             
#...##.....##.........##..####..##..##..##            
#...[.....................................            
#.....)...................................            
#.....)...................................            
#...####...###....###.....##.##.##.#######            
#...####...###....##################                  
#............#......#                                 
#............#......#                                 
#...........#######.#                                 
#...........#     #.#                                 
#.....##....#     ###                                 
#.....##....#                                         
#.....#.....#                                         
#.....#.....#                                         
#....[#.....######                                    
#.....#...<.......                                    
#.....#...........                                    
      ############