.. ## #... #.##. . . .#. .. ... #..#. .. .## #x#..##..# #. ..#### # ... # ..#. #.. ..# ## ....#... #### # ...$..# .# { ..x#.# .. . #.. ##. .# .# .... ... .. ## #3 ?. #.# #.###.# #.#..#.. ##.# #... #.# ## .# ###....# . # #.##...### {#.#... #.... # #....#.#...## #3.#.3#.##.### {## ##..#..##.# { #...S#...# #..#.#x#..# #.....#...# ....##.....# .###.....#..# . ...##.. .... .. .#.##.... .# ##.. ...#.# ## ...# . ....