.... #.$ #. 8≈8≈ ..... ..# h≈.≈ ..#.# .. h≈2h ∩#.# ..# .≈h2≈≈.... .. 8 ≈3#.. #. # #m§.# .###... ##.# ##....# #.####....# #2m...#...# #....##3#.#....# #..#...#..#....# #. ##.#..#.....# ##.###....## .. ....# .# ..... .. ....#