">first</span> <span class="special">!=</span> <span class="identifier">umap</span><span class="special">.</span><span class="identifier">equal_range</span><span class="special">(</span><span class="identifier">i</span><span class="special">).</span><span class="identifier">second</span><span class="special">);</span>
   <span class="special">}</span>

   <span class="comment">//Count and erase by key</span>
   <span class="keyword">for</span><span class="special">(</span><span class="keyword">int</span> <s