.                 
  .                
  #.§              
  #§##  #          
  #§..##.          
  ###.#.##   ..    
  #......# ...#    
    #vv..##...     
    #.sxv.#. .##   
 .. #..vv.#.v.#  .#
 # .##..#.s.....#  
  #.....#.v.## #.. 
...###....3#.#...  
. ####..#.#..#.# ##
  #.......#.#.##..#
 #. #...#§.#...##.#
  ...##.#.... #.#.#
  $...v.#..#.## s3.
 #.#. ...#.#...####
 ####.#v#..#...# . 
    .#...#...#... .
     . # ..#.....#.
    ## ..#......#.#