.. . .# #. ∆∆ .# #.# ∆##.# #..###.. .. #.....# ..###..#..####### .........>....... #........######## #........### ##........# #........#### ####............ ............#### ............# ............# ####........#### ########........ ......Z......... #######......... #<........ ##........ #........ #########