cond
0
0
!=
0
0
=
0
0
=
else
0
1
sub
stop
cond
0
0
=
0
0
!=
0
0
=
else
0
2
sub
stop
cond
0
0
=
0
0
=
0
0
!=
else
0
3
sub
stop
cond
0
0
=
0
0
=
0
0
=
else
0
4
sub
stop
end