#. #. .. # #. #. .# .# ## #. .#..# .. #.##...# .. ## #..### ##.###x...# ..... ....###..## . ... . ##.# ###.#.#.## # ..##..#..........# ...#.......#..##..# ...###..#.##?...#.. #. .#.......#.## . #..#..##.####... . #.##..## . ..## . . #..#...# .. ## .. ##...#. # ## .. .!##... #. #. .#∩#..#.# .#.....# #. #.# .# ## .....# #.. . ...## .#. . .## . . # . .......# .. # . # .. ...#.#. ## . . .# .#.#..#...# . .# ..# .#. .#.### # . # . # # .##. .. .# .# # #. . . #. ## . #. ... # . #