###..                  
                  ....   #.#            
                   ...## #.#            
                    ...# #.#            
           ....     #..# #.#            
           ...... ###..# #.#            
         ........##....###.#            
        ...................#############
        .........####...÷..............#
        #..#.##..####.###......÷.......#
        #.............# #..###########.#
      ###......!......# #..#         #.#
       ....#.<......#.###..#######   #.#
        #.......÷...#............#   #.#
        #...........#####..#####<#####.#
        #............####..#   #..>....#
        #|.................#   #.#####.#
        #..................#   #.#####.#
.   .   #............###...#   #.......#
#..  .###.......###..###...#   #.#####.#
....#........######........#####.#####.#
..#...##Fo...#.......###.#.............#
 #..roo).......####  # #.#######.#####.#
....####.....###       #.#     #.#   #.#
.   #.......##         #.#     #.#   #.#
  #...#######          #.#     #.#    .#
  #..                  #.#     #.#      
 #..                   #.#     #..    ∆ 
 ..                            ###      
 #