"lineno">   77</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="l00078"></a><span class="lineno">   78</span>&#160;      class_[node] = node;</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    }</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;  }</div>
