val</span> fast_sort</span> : <code class="type">('a -&gt; 'a -&gt; int) -&gt; 'a list -&gt; 'a list</code></pre><div class="info">
Same as <a href="List.html#VALsort"><code class="code"><span class="constructor">List</span>.sort</code></a> or <a href="List.html#VALstable_sort"><code class="code"><span class="constructor">List</span>.stable_sort</code></a>, whichever is faster
    on typical input.<br>
</div>
<pre><span id="VALmerge"><span class="keyword">val</span> merge</span> : <code class="type">('a -&g