# . . . . # . . . # . * . { . . . # # # . . . # . . . # # . # # . #. ## ##. # # ##. #. ## 4 # # #. ###..## .. # #. ##. . # ..#.. . . ?#. .4.#.# . ## . # X# ###... #. # . # #. ##...#..##.. . .. #.. #...#...#.... # . #...#...#.#..##∆.. # ###.#......##..# .#. #.... ..#..###...# #. #. ...##..#.§#.#.# . #.....#......##2## #.....#...##...## #... ...#.#.#...# #..../.....#.#.##.. .......#..#.#..... # #...# #$.......# #.....##.#§.#...# ∆#.......#.#.....# #####.##.##..##.. ..#.## #..# .## . #.# ##