. #. . # # . #. .. . . . . #.# #. . #.. .#...## #.# .........#. ## . .. . ...##..... # # # . # #..#.. ..##. .......#. .. . # # ## ......# . ## ##$#.. #................. .....[ #...... .# .... .... # .. ..# ..#...###.. # #...###... . . . .......# ....#.....#.... ....#... ....................... ...........§................... .. .........§................... .#.... #.....#. ..$#3..).#.....# ...# #∩..###...###§..###...## . ..#.....#.....#..§..#.....# .. ..............§......... ...................§........ .... ... .................. .. .#.#....##..##..##..##..# .. # . .###..##.. ..# . # ..# ..###......... ..!. .... ...# .. ...... ..... .#. ..##.. ..##..# .#. .. #.. ..# ..# ... ..