 class="c1"># J.plot(&quot; Left after removal of &quot; + repr(nodes[1].data))</span>
            <span class="c1"># else:</span>
            <span class="c1"># It means that it only remain nodes[1] in J</span>
            <span class="c1"># J = None</span>
            <span class="c1"># print(&quot;\n Remove second occurence : &quot;, nodes[1].data)</span>
            <span class="c1"># print(&quot; J :\n&quot;, J)</span>
            <span class="c1"># print(&quot; L :\n&quot;, L)</span>

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