# .## ### .# ## ####. # # ## # #.# ..## . ## .#... #......._. .. . .# .##.. ..# ..... . ###. ........#.......# ##... #.. . ###### # ..#... ........###...#. ..... ........#.....###.. .. # # ... ∩......#.##.... #........... .#.4..## # .. . ###...##.#....# #...#. # .# .###.. ..## #.... ...#.#.. ###.. .# ..##. . ..#.... .#..# # ...#............#... # .. ...#... ...#. .........#.. ∩. #.... . #.# .# ##.## . .. .. #... ... .. ... ###...#.# #.#. ## #.. .# .#