<td>
                <p>
                  Writable Lvalue Iterator, Bidirectional Iterator
                </p>
              </td>
<td>
                <p>
                  Mutable Bidirectional Iterator
                </p>
              </td>
</tr>
</tbody>
</table></div>
</div>
<br class="table-break"><p>
        <code class="computeroutput"><span class="identifier">filter_iterator</span><span class="special">&lt;</span><span class="identifier">P1</span><span class="special">,</span> <span class="iden