17 17 ......##.....#... .####.#..#....#.# #....#.#.##.#.... ..##..#.....##... ...#.#..###.#.#.# .....##.....##.#. .####..#....##.## #.#.#..#.....#... #..#..##.....#... .#.#.#...#..#.#.. ....#####..#..#.# .....#..##......# .....#..#...#.##. #...####.......## ........#..#.#.## ......###.#.#...# ......#..####....