pan class="identifier">count</span><span class="special">.</span><span class="identifier">hpp</span></code>
          </p>
<h6>
<a name="range.reference.algorithms.non_mutating.count.h3"></a>
            <span class="phrase"><a name="range.reference.algorithms.non_mutating.count.requirements"></a></span><a class="link" href="count.html#range.reference.algorithms.non_mutating.count.requirements">Requirements</a>
          </h6>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; 