# p04input1.txt -- Test List(), ~List(), Length(), Append()

# Test Append()
c
p
a See
p
a Spot
p
a run
p
d


# Test Length()
c
l
p
a Observe
l
p
a Spot
l
p
a running
l
p
a swiftly
l
p
a away
l
p
d