    <span class="c1">#print(maximum)</span>
        <span class="n">va</span> <span class="o">=</span> <span class="nb">len</span><span class="p">({</span><span class="n">key</span><span class="p">:</span> <span class="n">val</span> <span class="k">for</span> <span class="n">key</span><span class="p">,</span> <span class="n">val</span> <span class="ow">in</span> <span class="n">fre</span><span class="o">.</span><span class="n">items</span><span class="p">()</span> <span class="k">if</span> <span class="n">v