#. ...# #....## ### #...#..# . ##.#. .# #.##. #.## #3##.##.#.# ##.##..##.# #..#..#. # ###..#...# #....#.# ###.#..# #.#....# #....#. # . # ##.#### # . #..##..# #....#...# #......# #.#..# # ## #. ## ..# . .# ....#.# #..##.# # ## .. # ..#. .##....# ..#. .... ..#....## ## . ###... ...# . ..# ∩.##...# #...# .# ..## . ... #.# # ## #. . . . # #. .# # . . .# # #. . . # .. # . # . . . . . .#.