## ## ###. ..#.. ..#.. ... ...... ... . #".. #.# # #.... #v# . . #.#.#.##.#### ... #..#...su# .## #. ##.....#....## .# #.#....#...#....# #...##....#.... ####.#...##.#. #.. #.#....... ###......#### # ##.....#.# #.. .#......# #..#..# .. . ..#....#...#... ..###.#.# # ....