∆ ∆ ∆∆∆ ####+#### +.......+ #.8...8.# +.......+ #.8...8.### +.......'.# #.8...8.### +.......'.# #+#...#'### #...#.# #...### #...# ##+#...#+## #..##'##..# ###.4#...#4.### #.####...####.# ##.............## #...............# #...............# #.......⌠.......# #...............# #...............# ##.............## #.............# ##...........## ##8#.....#8## ####...#### ##...# #...## #...## ##...# ##...## ##.....## #...Z...# #...Y...# ##.....## ##...## #####