r">cin</span> <span class="special">&gt;&gt;</span> <span class="identifier">user_id</span><span class="special">;</span>

<span class="comment">// people.right : map&lt;id,name&gt;</span>

<span class="identifier">People</span><span class="special">::</span><span class="identifier">right_const_iterator</span> <span class="identifier">id_iter</span> <span class="special">=</span> <span class="identifier">people</span><span class="special">.</span><span class="identifier">right</span><span class="special">.<