.. .# .# #.# ##.### #.# ..... # ##.#########.#.##.# #................. #..†....##.....# #......S##.....#..S #...(...÷.......... #.......###÷#.#.... #...÷...# #.# # # #.................# ###.......####.#### #.#####.# # #. #.# #. .# #. # ..