day3/test.txt

   1 ..##.......
   2 #...#...#..
   3 .#....#..#.
   4 ..#.#...#.#
   5 .#...##..#.
   6 ..#.##.....
   7 .#.#.#....#
   8 .#........#
   9 #.##...#...
  10 #...##....#
  11 .#..#...#.#