span class="identifier">value_type</span> <span class="special">&amp;</span> x<span class="special">)</span><span class="special">;</span></pre>
<p><span class="bold"><strong>Effects</strong></span>: Inserts x and returns the iterator pointing to the newly inserted element.</p>
<p><span class="bold"><strong>Complexity</strong></span>: Logarithmic. </p>
</li>
<li class="listitem">
<pre class="literallayout"><span class="identifier">iterator</span> <a name="idp12316528-bb"></a><span class="identifier">insert<