#### ..... .... #..# .. #..#∆ ∆ #..#+#..#+#..#+#..### ...#.#..#.#..#.#..... .................... #.......###.......## #.. #W# ....8...#.#...8....+∆#..# ### #.......#'#.......####..# ##.## ........#.#.............###...## ........................##.....## #..####.....####^.####..'...∩...### ...#!'...8...'.#...+ #..'.......#W# #..####.....####..####..'...∩...# ..........^...W.^.^...^.##.....## ........#.#.............###...## #.......#+#.......####..# ##.## ....8...#∆#...8....'.#..# ### #.......###.......####..# #W# ........................# ### ...#.#..#.#..#.#........# #..#+#..#'#..#'#..####..# .. ∆#..#.#..#.#...'.#..# #..###..###..####..# ...................# ....................# ######################