initial state: #....#.#....#....#######..##....###.##....##.#.#.##...##.##.#...#..###....#.#...##.###.##.###...#..#

#..#. => #
#...# => #
.##.# => #
#.... => .
..#.. => .
#.##. => .
##... => #
##.#. => #
.#.## => #
.#.#. => .
###.. => .
#..## => .
###.# => .
...## => .
#.#.. => #
..... => .
##### => #
..### => .
..#.# => #
....# => .
...#. => #
####. => #
.#... => #
#.#.# => #
.##.. => #
..##. => .
##..# => .
.#..# => #
##.## => #
.#### => .
.###. => #
#.### => .