back_inserter</span><span class="special">(</span><span class="identifier">result_n</span><span class="special">));</span>
</pre>
<p>
      </p>
<p>
        At the end we'll print results.
      </p>
<p>
</p>
<pre class="programlisting"><span class="comment">// display results</span>
<span class="identifier">std</span><span class="special">::</span><span class="identifier">cout</span> <span class="special">&lt;&lt;</span> <span class="string">"spatial query box:"</span> <span class="special">&lt;&lt;</span>