##                                                       
 ####P#####                                                  
 #........#                                                  
##........#        .#                                        
#P........#       ..#                                        
 #........#      #..#                                        
 #.....)|:#      #..#                                        
 #.....["<####  ##..###                                      
 #.....?(.##.####...#.###                                    
 #....................[..                                    
 #..........†............                                    
#.#.#####.#....##...####                                     
# ##    ###..####P..#                                        
          #..#  ##..#                                        
          #..#   #..#                                        
 .#.#######..#####..#####                                    
 #........................          ......                   
 #........................          ......                   
##.......####..########.[#         #.#..#                    
#P........# #..#        ##        ##....#    ..#             
 #.......#  #..#               ####.....#   #..#             
##.......# ##..#              ##........#   #..#     ∆       
#P.......# #...#              #....P....##  #..#             
##.......# ##..##       #  ## #..........####..#    ..       
 #.......####..P####    #.##.##...P.....##P##..####...#      
 #...................    ................>.............      
 #...................    ..............................      
 #...............##.##..# .##........##..#.##..#####..##     
 #...............#  ##..#   ##.....####..###...#   #..(#     
 #...............#   #..#    #..####  #..P##P..#  ##..(#     
 #...............##  #..#    #..#     #..####..#  #..(.#     
 #................# ##..#### #..#    ##..#  #..#   #..#      
 #................###P..##.###..######...####..#####..##.### 
 #..............................>..............w.............
#P...............[............)..............................
########.##.##########.##.######.#.####.#########.#..........
       ######        ######     ####            ###..........
                                                  ##.........
                                                   #.........
                                                   #.........
                                                   #........ 
                                                    .......  
           ∆