aoc_2018/input/day18.txt

|#..|#...|..|.#..|###|.....#.|.......||#..|....||.
#||..##.#........||#...##.|..###.|.||...|.#.|.|.#.
##.#.###....##....|..||#.||##.|.###|........||.##.
#.|.||#...|..####......|.#|#..#.#|##...||..#..|...
.....#..#.|.####..#..#...|||...||.|...#......#..|.
.|..#..#.......|...#.|...|.##....|#|..#|###..#..#.
.##..#..##..|.#|||.##..|..#.##..|....#..#|.##|.|#.
|#..|#...|...|.|.......#.#......|...|.#.|||.|||#.#
|....#...|..#..#.....#.|..#.#..|#|.#|...|..|#..|#|
.#...##..|#.##......##...#|||..|.....#.|..|...|..#
#.....|..|...||.|.|.....|....#|..|#...#|...#.....#
...|...###.||......|..#|..|...|.##|........#|#|..|
|.|.#.#......||#|||..|#....|#.|...#|..|.|.#|#.|.|.
###.#.|....|.......##.#|###.|#.#..#.|.#...#...###.
|###...|.....#.|.##..#...|#.#.|.##.#........#..|..
|.||.|...##...##|......#..|.##.##|..#..|#..#.##...
#....|#.....|...|...|............#..#|.....|.#.|.#
...#..|..|||#.|.......#|...#...##|.......####.|...
.#..|..#..|....||#.##.....|||...#..|.#..|.#..|..##
....#...##.........#....|..#.......#...|.....##.#.
|...|...|....#|####||###..|.|..|.||.#......#.|#...
.#.#|.|.|....#.....||...||..|...##.#..|.|.#......|
..|.......|||.|..#.#......|.|..##.||....|###....#.
##....#.......#.|#.##.........|.|....#...|.#|.|.#|
|#.##...|||||#.##.#...#.|#...|.||.|...|..#...#..|.
...#||..#.......||..|.###.#.|#......||..|.#.....#.
#..|.||#.#...|..........#.....#...#...###||.#.....
#..#.|###|#|..|##...##.#......#|.#.#|..#.......|#.
.|.....|.|..#.###|.#|.##.....|.|..|..|..#..|...##.
.|........#...#..|.|..||#....|....#..|.|........|#
....#.|...#|||...#......#...##......|#....#.||.#..
.|.....|....#......#.|#.|.|.|..#.#.|..##.#||.....#
.....#...|.#|..#..#|#.#|.|..|.#........#|..#|....#
|.||..##...|#.#||..|..#.|..|..#..|..#.|.#|.#...|#.
...|#.###...#..|#..##..||....#.||..#.|.|#.#..|..||
......|#|.#.#|.|....#..##|##|#...|.#.|.#....##|#..
#..||.....#....#....#.#.....|.....#....|....|...#.
.#....#.##..........|.||.#.....#|#|||.#..#|......|
..||..|....#..........#.|...#|.|#.|#..|#||.#...|#|
..#..#.#|......#|.....||.#..##.|.#..#.||...|.|||..
.#....|....#.|#...#..||..||.##..#.||....|.#|....|.
..#|.|.....#....#..|..||..#..##.|.||..||||#.#..|.|
.|#.|.||........#|.#|#....||..#||#...|..........##
..#|.|..|||..###..|||.#..#.#||||.#.|##...|#......|
..|...#|...|.#.#|.#...#.|..||##.#..#.|...#.#.#|#..
#..#..|##.#|......#...|#|##..#.|...#.#.....#..##..
..#.|..###|.|#.|........|.....|.....#..|.|.#...|.#
..#|.|#.#.|#..|....|#...|.....|........|.|##.|#||#
#.....##.#..#..#...|#||.#.#.#..|....|||.|.|......#
...#|#....|.#.#..##.|.....#....|.|||..##.|.#.|.##.