.#                      
 #.#                      
 #.#       ##+##          
 #.#      ##...##         
 #.##    ##.....##        
 #..### ##.......##      #
##....###†........####...#
#.......S.........'.......
##......#.........####...#
 #<.#.#.##.......##      #
 #....#.###.....##        
 #.####.# ##...##         
 #.#  #.#  ##+##          
 #..  ..#                 
 #.#  ###                 
 #.#                      
 #.#