action to detach a linked list is surprisingly trivial: after traversing to the last node in the sorted run, terminate the run with a <code class="language-c++ highlighter-rouge"><span class="nb">nullptr</span></code> to break the connection between the run and the list remainder.</li>
      <li>Given the input list <code class="language-c++ highlighter-rouge"><span class="p">{</span><span class="mi">3</span> <span class="o">-&gt;</span> <span class="mi">5</span> <span class="o">-&gt;</span> <span class="mi