es the necessary code to adapt <code class="computeroutput"><span class="identifier">type_name</span></code>
        or an arbitrary specialization of <code class="computeroutput"><span class="identifier">type_name</span></code>
        as a model of <a class="link" href="../sequence/concepts/random_access_sequence.html" title="Random Access Sequence">Random
        Access Sequence</a> and <a class="link" href="../sequence/concepts/associative_sequence.html" title="Associative Sequence">Associative
        