>((</span><span class="n">u</span><span class="p">,</span> <span class="n">tour</span><span
            class="p">[</span><span class="n">i</span> <span class="o">+</span> <span class="mi">1</span><span
            class="p">]))</span>
    <span class="k">return</span> <span class="n">edge_tour</span></div>


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