. ...# .. .... # . #..### #. ## ## .. . # .#.. #... .# ..#. #...#. .....# ## . #....##. .....#.. .### . ..#...##..# .###. # ...#.. .# . # #.. .. # .# ..# #..# ...#. #.##..#. . ..# # #... # .#.. #. # ..# .#..#. ##...#..#.#.# .# ..#### #.#..## # .#. # ...# ##.# ..###..# #....#..... .## # .......#..#d..#.# # #≈. . ..#...#.#.#... #≈#..####.#.#.#.. # # . ## #.##..#..#..# .. .# . #......#.#_# .#. ##......d..# .... #.....D#.###...X# #.....#...#.....# #.##.....#...# # #....##.###..# ..##.#..# # #...###. #3# . .# .. #. ..