span class="lineno">   66</span>&#160;    <span class="keywordtype">int</span> result = 1;</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;    <span class="keywordflow">while</span> (exp)</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;    {</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;        <span class="keywordflow">if</span> (exp &amp; 1)</div><div class="line"><a name="l00070"></a><span class="li