# .. .. . ... . . .# ..#####........ ..#..# #...#.##..∩ ..#.#.###..#...... . #....#.#.#......#.. #.......#......# # ......#...#X#.....#.. ...#...#.......#..... . #..###..X#..#...... #...#..#X.X.X#...#.. # ...#...###X.#.. ... .#..#..#.##...#....## #..#..#.##.....##...# ...#....##......# .# .#.##.. #..X...#...# .....(... ....... ####..###.X....###. #.#XX # .#..#..# # #.##X...####.# ##....### #. #..##..# ###.#.. .#...# .# .. . . # ##...