... #.#.... .... #.#... ... ### ###.#.### .. #########.## ##.......###.# ....# #..........# #..#.........# ....######## #..........# #....##....#.# .. ..........# #..........# #<....#....#. ###.... .........# ##.........# #.......#.#.########....##.# #........#####.........# #.........#.................. #...........##.........# #####..................>....# #.##.#...##....##.........# #.......<...................+ #........#.....##.........# ###.........................#. #.........._......######### ####.#......#.#.###.......#..#..#..##.....#.......# #......................#........##....##.......# #.#..............P.....##.#.....##.............# #...###.#......P∩P..#####.......#####..........# #.......#......PP..## ####....#####..........# #########..........# .......#.......#...###### #......##### ..#.......##.#.#..... #####.......... #.##....#....#...>... #.......##....... +.......#..###....... #.............).. ####....#............# #####................ #..................# #.................... #......##.... #.........>.......... #............. #................######.####............. # #................# .......#.###.####...# ##.# #...........###### #.......#.# #.# #.#####....# #...........# #.......#.###.######.#........# #......#############.......#.....#......#.....##. #.......# #..............#.....#......#.# ... #.......# #..............#.....#......#O#..###. #.......# #..............#.....#......wS........ ####...## #..............#....##......###.##.### #...# ####.........#....#....##........#... #####...# #........##.........#####......#.#####.# ##.......# #........##.........# ######......S..# #####..###...# #........##.........# ########W###.# #............# #...................# #........###.... #.##########.# ####................# #.............S.. #.#........#.# #............∩...# #........##...... #.#........'.# #................# #........# ###.. #.#........#.# #................# #........# #.#........#.# #........######### #.......W. #.#........#.# #........# #.......... #.#........#.# #........# #.......... #.+........#.######........# #..........# #.#........#...............# #........... #.##########..############## #.............# #.............# ###############