### ..# ..#..## #<# #...∩...... #.# #.......... #########.# #..#..#... #.......#.###.......# ####..[.#.##........# #......##....†...# #####..#.....O...# ..##..#.....s...# #.###.#.......?.... #.# #.............. #.# #..........##.# #.# #...######.# . #.# #.#.#### ... #######.###.#..... .#.. ................... #. #######.###†##.#### #.# #.# ..# #.# #.# #.# #<# #.# .. ### #.# #.# +# {