#....# #....# ∆#....# #....# #...?## +.....# #.†)..# #.....# #.....# ### #.....# #.. +.....###.#.### #.$.......#.#.# ###'#.#####...# #.#.........# #.#######...# #.#<......#.# #####'###+#####.# #..........####.# #..........'....# #..........###### #......)...+ #......†...# #..........+ #..........# #..........# #..........# #..........# #..........# #..........#