3. #. . .#..# ####. . . ... .### .#.! #....... .#### ...# .##.... . ....#...# #. ...# #. ......# #. ##....#.#...##.#...#.... # .5....#..(...#.....# ......#.## ##..#...# .. ... .# #.....### #...####.###.#...# .... .#....#.#.#.(#.# ..t.. #..##.#..###..# .#....#.#.#..##..#..# #.... .#.#.x.# ##..#.# .....t.##.#... ..#. .##. .##..## ≈≈ ..## . ......#.. #≈≈ .. .#......##.. ≈≈. . .......#.#... ≈.#§ #. . ..≈.# #≈≈ ≈. . ......≈≈ ≈