, class Index = typename Container::size_type

    &gt;<br>    class indexing_suite

        : unspecified

    {

    public:



        indexing_suite(); // default constructor

    }

    </pre>

    <h2>

      <tt><a name="DerivedPolicies"></a>DerivedPolicies</tt>

    </h2>

    <dl>

      <dd>

        Derived classes provide the hooks needed by

        the<tt>indexing_suite:</tt>

      </dd>

    </dl>

    <pre>

        static element_type&amp;

        get_item(Container&am