prolog/problems/lists/rev_2/en.py


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# coding=utf-8

id = 111
name = 'rev/2'
slug = 'reverse a list'

description = '''\
<p><code>rev(L1, L2)</code>: the list <code>L2</code> is obtained from <code>L1</code> by reversing the order of the elements.</p>
<pre>
  ?- rev([], X).
    X = [].
  ?- rev([1,2,3], X).
    X = [3,2,1].
</pre>'''

hint = {}