Year 68 - Goodbye Humans

-- 7 Billion Humans (2235) --
-- 68: Goodbye, Humans! by @aqueous68 and @main-gi --
-- failed 2 out of 250 => successful 99.2% --

a:
if s != hole and
 sw != hole and
 w != hole or
 e == wall:
	step w,sw,s
endif
step se
if nw != worker and
 n != worker and
 ne != worker and
 e == wall and
 s == hole:
	tell everyone goodbye
endif
jump a