id n^2 behavior, expect in expontially growning and shrinking (reverse) sorted lists and lists of indentical elements.</span></div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;        pivot = (vec(high) + vec(low)) / 2</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;        <span class="keywordflow">do</span></div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;           <span class="comment">! This loop fi