. ### .# #.## #.. # . ..#.. # #.####...... ....##.#....# #......XX##### #......#.#...# #..######..## ## #. ###...# #.......## ## .## #.#.## ≈≈ ##...#..# #.##...# #.##..#... ...#. .# #. .##. # # #. #.# # #. .#.. #..# ..X #.#.##.# # ###. . .# #..#. #.. # # #.X# # # # # . #w. .