∆ ##.......?# ...$##....# # #....#....# #.#....#.... ########.#....#... #......#.....##?.∆ #.†....# #...##O# #......###..###.###.# #...<...............# #......########.....# #......# ###...... #......# ####.. ######## . ####### #<....# ∆ #####.#