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<p><a href="https://en.wikipedia.org/wiki/Component_(graph_theory)">Graph Connected Components (Connected Components)</a>
<a href="#details">More...</a></p>
<div class="textblock"><code>#include &lt;algorithm&gt;</code><br />
<code>#include &lt;iostream&gt;</code><br />
<code>#include &lt;vector&gt;</code><br />
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p><a href="https://en.wikipedia.org/wiki/Component_(graph_theory)">Graph Connected Components (Connected Components)</a> </p>
<dl class="section author"><dt>Author</dt><dd><a href="http://github.com/ayaankhan98">Ayaan Khan</a></dd></dl>
<p>A graph is a collection of nodes also called vertices and these vertices are connected by edges. A connected component in a graph refers to a set of vertices which are reachable form one another.</p>
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Example - Here is graph with 3 connected components</pre><pre> 3 9 6 8
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2---4 2 7 3 7</pre><pre> first second third
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<p>Main function </p>
<p>creating a graph with 4 vertex</p>
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