7a7fc430a5cb13c582">NodeIndex</a> number = 0;</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;    <span class="keywordflow">for</span> (<a class="code" href="namespaceoperations__research.html#a272bcc4d6ee0e87a7fc430a5cb13c582">NodeIndex</a> node = 0; node &lt; num_nodes_; ++node) {</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;      <span class="keywordflow">if</span> (class_[node] == node) ++number;</div>
<div class="line"><a name="