. # . . #. . # . # .# ..# .# #. ...# . ## . . # .. . # . . #...##.... . . . # #. .. #.#.# # . #... ##.#...#..# .#. # #.. #.#..# .## # . .. #.# #.## #. ..# .# . .#.. #.##.. . .#.# #... # #.#.#≈##.≈. . # . #..#..## # #. # .. # #..# ..# ≈ .# # .#...#. ≈≈ . # #.#. . . ≈≈ . # # . . ...# ##≈≈ .. ###.#.## . # . ## . #...#### .# # .##z##.. .# # # . #.....# . .. ####..# #. #.#.## . #z#.## ##.#.# #...## ###..# ####