iv></div>
<p>
        For the major operations <span class="emphasis"><em>addition, subtraction, intersection</em></span>
        of <span class="bold"><strong>icl</strong></span> containers and for <span class="emphasis"><em>symmetric
        difference</em></span> inplace <code class="computeroutput"><span class="keyword">operator</span></code>s
        <code class="computeroutput"><span class="special">+=</span> <span class="special">|=,</span>
        <span class="special">-=,</span> <span class="specia