r/240c9fc460501eb3d7ba313c29dd5cb3?s=100&amp;d=mm&amp;r=g 2x" class="avatar avatar-50 photo" height="50" width="50" loading="lazy" decoding="async"/> <b class="fn">Ernest</b><span class="says">说道：</span> </div>
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<a href="/articles/3445.html/comment-page-2#comment-196278"><time datetime="2012-06-11T00:03:14+08:00">2012年06月11日 00:03</time></a> </div>
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<p>#include </p>
<p>long p(long x){<br/>
printf(“%ld “,x);<br/>
return (x-1