.. . ..# .. ..# .. .. ## #. ######.#.#.. .. ##.#...##.#. . #.#..4#...#..#.. #.....#..#..#.# . #####..#.#....## ........##4. .. .. ...#........ #...# .#............#... ......#....... .# . .#...# .##...#.#. .# ...#....#.. ## .. . .. ..#.#..#..#### . .##. .#.... ..## .. ##.##.# ....#.. .. #...... .#$..... # #..### # ... # . # #...##.......#. #.. .#.......#. .# .... ... ... . #.## #. . ....# .... ..... ..... .# . .#. ...# # . # #. . .... .. # .. . .. .# . . . # .#≈ ≈.. # . . ..≈ ##