. . ##. . ## ##...#.###. #. ......#..$## # #.. #.#.#.. ##. ....#§§#.# .#.#. #.. #§§.# # ...##.### .§## # ... #. . ..###1###..##. #.......###..#........ #. X##.########...#.### ##...# ####.#...# #...... .#.#....# ### ..#....#.# ### ...###.#. ..# . # #. .##.#.#... .## . .##....##..#. .#..# ## # # #..#.. ! . . ### #. ..# . .. . #..#.# . ∩ # ##.. #.# . # #.. . .# . . ..# #. # .. # .. # .. ##. # ...# # # .. .# . # #. #. .## .. # . ... . # . . . #.. . . # # .. #. # # . # . .. # # . . . # .