... #.. #.. # .. #. ### ###. #.. #.# ..# ##...##.####.# ....≈....#...## ...≈3.h....#..# . ..#......#..#.# ..# #+###.##....##..# ..##.#.#.#..[#.# .....#.#.#...# #.### .....## #.....#...## ###......#.# # #..##... ... ...# ...#.##.# # ### #.#. #...#..... # ###.. ..# ..## ..... ....#...