#........ #........ .. #.# #........ .. .## #.# #........ .. ..###.###........ #.##................ ..#........a....... #.#................ ##.##............... #...........######## ##.#.#.#.........# .......<.........# +#.###.#.........# #.##.###.#### #.....#....# ###.#.#....# #. .#....# #. .#....# ......# .#.### #...#