Year 68 - Goodbye Humans

-- 7 Billion Humans (2214M) --
-- 68: Goodbye, Humans! by @commonnickname --

jump a
mem1 = foreachdir sw:
	mem2 = foreachdir s:
		mem3 = foreachdir se:
			a:
			jump b
		endfor
	endfor
endfor
b:
if mem2 == nothing:
	step s
	step s
endif
if mem3 == nothing or
 mem1 == nothing:
	step e
	step s
	step s
	jump c
endif
mem4 = set sw
if mem1 == worker and
 mem2 == worker and
 mem3 == worker:
	if mem4 == nothing:
		jump d
	else:
		mem1 = foreachdir nw,n:
		endfor
		mem1 = set myitem
		jump e
		mem1 = foreachdir s:
			e:
			if mem1 == nothing:
				step sw
				jump f
			else:
				mem1 = set c
			endif
		endfor
	endif
	jump g
	mem1 = foreachdir sw:
		mem2 = foreachdir s:
			mem3 = foreachdir se:
				mem4 = foreachdir e:
					g:
					if mem1 == nothing or
					 mem2 == nothing or
					 mem3 == nothing or
					 mem4 == nothing:
						if mem4 == nothing:
							step n
							step e
							step se
							jump h
						else:
							step s
							step s
							step s
							step s
							step s
							if mem1 == nothing:
								step w
							endif
							jump i
						endif
					else:
						mem1 = set sw
						mem2 = set se
						if ne == nothing:
							jump j
						endif
						if s == nothing and
						 ne != wall:
							step s
							if mem1 != nothing:
								step e
							endif
							if mem2 != nothing:
								step e
							endif
							step s
							step s
							jump k
						endif
						jump l
					endif
				endfor
			endfor
		endfor
	endfor
	mem1 = foreachdir nw:
		l:
		if mem1 == worker:
			step s
			step s
			jump m
			mem1 = foreachdir n:
				m:
				if mem1 == nothing:
					step e
					step e
					step e
					step e
					step e
					step s
					step w
					step s
					step w
					step s
					jump n
				endif
				if mem4 == nothing:
					jump o
				endif
				step s
				step w
				step n
				step w
				step n
				jump p
			endfor
		endif
		if mem1 == hole:
			tell everyone hi
			mem1 = set c
			jump q
		endif
	endfor
	r:
	jump s
	mem1 = foreachdir w:
		s:
		if mem1 != hole:
			step w
			jump r
		endif
	endfor
	step s
	step s
	step s
	step s
	step e
	step s
	jump t
endif
if mem1 == worker and
 mem2 == worker and
 mem3 == wall and
 mem4 == worker:
	jump u
	mem1 = foreachdir s:
		u:
		if mem1 == nothing:
			jump v
		endif
	endfor
	if sw == nothing:
		step sw
		v:
		step s
		jump w
	endif
	if e == wall:
		step sw
		jump x
	else:
		step s
		step s
		jump y
	endif
endif
if w == nothing:
	step sw
	jump z
endif
if e == wall:
	jump aa
endif
if mem3 == nothing:
	step w
	step n
	jump ab
endif
if w == worker and
 sw == wall and
 s == worker:
	jump ac
endif
tell everyone hi
tell everyone hi
if nw == hole or
 w == hole or
 sw == hole and
 n == worker:
	if w == hole or
	 nw == hole:
		step n
	endif
	if w == hole:
		step n
	endif
	jump ad
endif
if mem2 == wall and
 mem3 == wall:
	mem1 = foreachdir nw,w,sw,n,s,ne,e,se:
		tell everyone hi
	endfor
	jump ae
endif
if se != hole:
	mem1 = foreachdir nw,w,sw,n,s,ne,e,se:
		tell everyone hi
	endfor
	if n == hole:
		step se
	else:
		step ne
	endif
	jump af
endif
comment 2
step sw
step sw
step sw
step s
step s
mem1 = foreachdir nw,n,ne,e:
	tell w hi
endfor
mem1 = set c
tell everyone goodbye
step sw
step s
comment 1
af:
ad:
q:
p:
step e
ac:
ab:
t:
step e
o:
j:
step e
jump ag
comment 0
ae:
step w
aa:
y:
step w
x:
k:
h:
step w
z:
w:
i:
c:
n:
step w
d:
f:
ag:
ah:
step s
jump ah


DEFINE COMMENT 0
eJzjZgCCEgYthkIGN4ZUhhaGFIYJQDyvIYVhEUMWw5KGOiBuZ1jU0MEwi2EUjIJRMOwAAPdyC8E;

DEFINE COMMENT 1
eJyTYmBgaNBnkGswYLAB4gUMBgybGEBihgwGDWYMGg32QDlPBgkGfwYphiAGhYZgBhWGMAYjILZqCGVw
YQhh8GkIYAhrcGVIYHBkSGKwYkhqsGPIAOppYwhmmNUQybCgIRpo7igYBaNgUAIAgp4WBg;

DEFINE COMMENT 2
eJztjT8LQXEUhp+PYTApZTIZJFGKMPm7GETp0l2UwWDgTbomZbiDLFajIrkyGNkNPo7fvd/Afp96O6ee
zntSGBLEFCdFlJEiiAiu8ri+UtPYFkkzC9TpqMKWIrfAtcmqQ4MuNj2kPnsNuJo8fE+fnUrsgn1Lmg0Z
rSloSs2/kI3FmIlmLLXAkcOeNUdWnDTnLosvQz7BL48cHpYuHHXmYfIKet+U9aSqg4lrekNCQv7iB0bw
Ngk;