.........#
      .........#
      .........#
      ......... 
     #......... 
   ###........# 
   #...#.<....# 
    ...     #@# 
     ..     #.# 
     #.     #.##
    ##.##   #..#
 ####..<##  ##.#
 #.......##  #.#
.....#.#..#  #.#
≈≈.. #.##.####.#
...  .. #......#
..  .≈. ########
.   .#.         
   #...