... # .. ..# ......' .......# ...#.#..# #.......# ### #......####..# #.......4..# # #.....2###.# #.......4..# # #...##.###.# ## # .###... #......#.# # ##...#...###3..# # . ........ #.# #.#.# ... ########...# .2 . # .# # # ..#.### . #..#. # .#2 ##.. ...∩# #. . #.# .# . . #.# # ..##.# .. ...##2 ##.#.... .. ...##. #..2 .#.# .. . . # # ##.. # # . #. # # ## ## . # # ##...'. # . . ###. # .# .. # 2.# # . # # .. # # . . . .. #. . . .. . #. ... .. . .. # ... # # #