.... .# . # # . . . . .. . .. ## #. .. # #.##.....#. . ##..#.#... ..# # # ...........#. . .#.##..... ###.#..#..# ...# .#.#.#.#....# . . #.. .#.#. .## . #....#####.# . . . .## # #.#.###.....#. # ..#...####. .... ... . .. #..#.#......# ..#. #.#...# # ##........## #.. ... .### #.. #....##.####.#.. # #...#.# #. #...##..##......#. .... ..# ###......#. .. . . ...#. .. ##....#...##.#.. ###.##.#. . #..x.#...### # #. . #.# #.....####.#... .#. # #.#..# #.#... .# ∩# ..#..# #.#. #....# . . ..#...# . ##... .# #.# ....# . ...#. ## #. . ...#.. #. . ##. # . # . # # . . . ## # #