# #. . . .## . . .# ##..# ##. .... #...# # ...##.#. ####..#. #.# . #z..#.#.##...#.#. .#. .. .. ......##.#z...#. # #. # .. #......z..#.#. #. #.. #..#...#...## . .## .## . ..? #.#.##.###. #. . # # # ...##...#.###....#...# _. #.. . ..>##.. ##.. .. # #...# .......# #. ...#.## ## #...##.#.......#..# .#. #.....#.....##.. # ## # # .# .###.#..... . #...#..# .# #....## #. #.# # .#.##..## #. .# .# ## # # #.#..# . . #. . .. # .