..#.... .# ?......## .# .........#. ..# ... ...#$..... ..# .... ..#..... ...## ##..###.....## #....## ............[#######....... ..................∩∩....... ........................... .......$.F.....<........... ........F.................. $ ........................... ..............#.###.......# #######......##.# .......## #......##.. #......# #......##..# .... #......##.. .......# $ $ $