.#            ## ##      
  #.##         #.  .##     
   #[.##     ##.  #.(#     
  ###...     #.#  ..#      
  ......    ##.###..#      
  ......#####....(.#       
    ##...#.>......##   #   
.. ##. #....(..##..## .#   
...#..##.....#.###..##.#   
.........##..##.##.....#...
...##....###.##.#..........
    ##....##..#....<#..... 
     ##.#.###.....###..... 
     #.###.##....## #....# 
    ...  ##.....####....## 
   .#..   #.....##.....##  
 .. ##.####..###p@.....#   
 .  ##.......# #p@####..#  
    ........## #p##        
    .........###p#         
    ....####...#.##        
    ...#   ###..p.#####... 
    ..#      #.###......#  
    ..       #.# ##p...... 
             .##   z#.p... 
            #.     .. .... 
            ..     ... ... 
           ..#     .... p. 
           ..      @.... C 
                   ....<∩