#.# #.# #.######## ####...^....# .......###.# #.###......##.####### ......<.............# #.##......#########.# ∆ ##...#.# #.# ........# #y# #####.#### ..# #.# #.## ##+## #. ##...## #. ##..<..## .. #.......# #.........# +.........+ #.........# ##.......## ##.....## ##...##