..#.# .g.# ...# ∆ ..# ..## #.. ##.## #...# #'''# #...# #...# ##...## #.....# ##g....## #...#...# ##...#...## #...###...# ##...# #...## #...## ##...# ##...#####...## #.............# #......<......# ############### ∆ ∆ ∆