active
minus
0
Y
mark
0
active
minus
s
X
s
Y
mark
minus
X
Y
active
geq
X
0
mark
true
active
geq
0
s
Y
mark
false
active
geq
s
X
s
Y
mark
geq
X
Y
active
div
0
s
Y
mark
0
active
div
s
X
s
Y
mark
if
geq
X
Y
s
div
minus
X
Y
s
Y
0
active
if
true
X
Y
mark
X
active
if
false
X
Y
mark
Y
active
s
X
s
active
X
active
div
X1
X2
div
active
X1
X2
active
if
X1
X2
X3
if
active
X1
X2
X3
s
mark
X
mark
s
X
div
mark
X1
X2
mark
div
X1
X2
if
mark
X1
X2
X3
mark
if
X1
X2
X3
proper
minus
X1
X2
minus
proper
X1
proper
X2
proper
0
ok
0
proper
s
X
s
proper
X
proper
geq
X1
X2
geq
proper
X1
proper
X2
proper
true
ok
true
proper
false
ok
false
proper
div
X1
X2
div
proper
X1
proper
X2
proper
if
X1
X2
X3
if
proper
X1
proper
X2
proper
X3
minus
ok
X1
ok
X2
ok
minus
X1
X2
s
ok
X
ok
s
X
geq
ok
X1
ok
X2
ok
geq
X1
X2
div
ok
X1
ok
X2
ok
div
X1
X2
if
ok
X1
ok
X2
ok
X3
ok
if
X1
X2
X3
top
mark
X
top
proper
X
top
ok
X
top
active
X
active
1
minus
2
0
0
mark
1
s
1
geq
2
true
0
false
0
div
2
if
3
proper
1
ok
1
top
1
INNERMOST
./TRS/TRCSR/Ex49_GM04_C.trs