/span><span class="p">:</span>
            <span class="n">key</span><span class="p">,</span> <span class="n">subkey</span> <span class="o">=</span> <span class="n">i</span><span class="p">,</span> <span class="n">j</span>
        <span class="k">else</span><span class="p">:</span>
            <span class="n">key</span><span class="p">,</span> <span class="n">subkey</span> <span class="o">=</span> <span class="n">j</span><span class="p">,</span> <span class="n">i</span>

        <span class="k">if</span> <s