. ... . . .. .#.#.# ##..#.. ### ## . .. ..# #..#v.. .. ... .. .. .. . >......#.##.... .... . ....#......##..# ..##. ## ## . #. . #........## .##.. #. #. ##..## ...#.v.b#................ .. . ...v....###.................. . . ...#.#..#.# #..##..##..# .. #. #. .....v.#..###..##..##..##..# .# . # #..#..##...........x.... ....... ...### ##.............. . . ... . . #. ##.##..##..##..##. # .. # .# # ...##.###..##. #... . .. ...##.### #. ..#.### .# ##. .R..# #. #.####.# # # # #..# .# .# .# #. . #. .# # # .##