I think it&#x27;s a reference to this from some years ago.<p><a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=35015" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=35015</a><p><pre><code>  &quot;Did you win the Putnam?&quot;
  Yes, I did.</code></pre>