<function>
<fname property="Applicative Order / LEVEL: 0">
ListLength
</fname>
<prototype>
LISP`

(ListLnegth exp)

XML`

<ListLength>exp</ListLength>
</prototype>
<prototype>
C֐錾
</prototype>
<explanation>
exp\^łꍇA̗vf̌ԂB\^łȂꍇ́A-1 ԂB
</explanation>
</function>
