##### ###### ##### #...#####....# #...# #.#.....#....##########...#### #.>....b.....'........'......## #....#.s.....##########........ #.##.#.##....# ## #........ #.##.#.....#####.. #........ #####.#..)...........# #........ #.........(.........# w# #........ #.#####......#..≈##.##... #........ #. ......≈##....≈≈...#...∆......... #. .≈..#..≈≈≈..##≈≈#..^≈. ......... #..≈≈≈.....≈##...##....≈≈∆......... ##..≈≈≈≈...##≈........≈≈≈ #.#≈≈≈≈........#...≈≈≈≈ #.###≈≈≈..........≈≈≈# #######....####### #....#..⌠# ##''##..## #+##....##'# #.......[..# #≈≈≈..<.≈≈≈# ##≈≈≈≈≈≈≈≈## ########## ∆