...##......... .... . ..... .. .............. .. ..............# ............. . .# ..#.....#.....#.. #.#...###...... .. #.....#.....### ................... .............V.### ..............V...#.# ....#...............# ...... .##..V?.#.# ....#...........# ................# .... ..........# .##...###.##.#.# .#.. ...#...# .# .#..##..# ##.# .#.