.  
 ################.# 
 #.............<#.# 
   ##......######.# 
  +#.......'......# 
...........#####..# 
 ..........#   #..# 
 ..........#   #..# 
 ..........#####..# 
  ...#............# 
   #.#.##########a# 
     #.  #........##
     #   #.#....$..#
           #.#####.#
           #      .#
                  .#
                  .#
                  .#
                  ?#
                  .#
                  .