.h File Reference<div class="ingroups"><a class="el" href="a00598.html">Graph Structures</a></div></div>  </div>
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<div class="textblock"><code>#include &lt;<a class="el" href="a00498.html">lemon/core.h</a>&gt;</code><br/>
<code>#include &lt;lemon/bits/graph_extender.h&gt;</code><br/>
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