le
0
y
true
le
s
x
0
false
le
s
x
s
y
le
x
y
eq
0
0
true
eq
0
s
y
false
eq
s
x
0
false
eq
s
x
s
y
eq
x
y
minsort
nil
nil
minsort
cons
x
xs
cons
min
cons
x
xs
minsort
rm
min
cons
x
xs
cons
x
xs
min
nil
0
min
cons
x
nil
x
min
cons
x
cons
y
xs
if1
le
x
y
x
y
xs
if1
true
x
y
xs
min
cons
x
xs
if1
false
x
y
xs
min
cons
y
xs
rm
x
nil
nil
rm
x
cons
y
xs
if2
eq
x
y
x
y
xs
if2
true
x
y
xs
rm
x
xs
if2
false
x
y
xs
cons
y
rm
x
xs
2.2
minsort
cons
x
xs
min
cons
x
xs
min
cons
x
cons
y
xs
if1
le
x
y
x
y
xs
le
s
x
s
y
le
x
y
eq
s
x
s
y
eq
x
y
rm
x
cons
y
xs
if2
eq
x
y
x
y
xs
rm
x
cons
y
xs
eq
x
y
if2
false
x
y
xs
rm
x
xs
min
cons
x
cons
y
xs
le
x
y
if2
true
x
y
xs
rm
x
xs
minsort
cons
x
xs
min
cons
x
xs
minsort
cons
x
xs
minsort
rm
min
cons
x
xs
cons
x
xs
if1
true
x
y
xs
min
cons
x
xs
if1
false
x
y
xs
min
cons
y
xs
minsort
cons
x
xs
rm
min
cons
x
xs
cons
x
xs
true
minsort
cons
x
xs
minsort
rm
min
cons
x
xs
cons
x
xs
true
Failed!
NaTT
certifiable-1.6