50 2 2 3 .#.#.#.#.#.#. ............. .#.#.#.#.#.#. .....#.#..... .#.###.###.#. ............. .#.###.###.#. .....#.#..... .#.#.#.#.#.#. ............. .#.#.#.#.#.#@