.. ∆ .. .# .# .. #######.#### ..###.........(## ..(............## #c.....)<......# ###....c.........# #........?.......# .#..............# #..............# ##.......[....## ...............## ####.......(...# #.......c...# #.#.......c## #.#........## #...........# #...........# ............# #.......(..# #.......(..# #........## ##......## ####.### #.# #.### #...##### #.......# #.......# ...##.......# ...........<.# ....##.......# ... #.......# . #.......# #########