/td>
<td>
                  <p>
                    <span class="emphasis"><em>O(k)</em></span>
                  </p>
                </td>
<td>
                  <p>
                    <span class="emphasis"><em>O(k)</em></span>
                  </p>
                </td>
</tr>
</tbody>
</table></div>
<p>
          Erasing by a single iterator need only <span class="emphasis"><em><span class="bold"><strong>amortized
          constant time</strong></span></em></span>. Erasing via a range of iterators
  