replace old ASCII > style with markdown code blocks

2005/aidan/index.html

@@ -201,9 +201,7 @@ generate new ones.</p>
 <p><a href="test-su.perl">test.perl</a> expects the <code>sudoku-sf</code> executable to be
 <code>./sudoku-sf</code>. If you rename it, please change the definition of <code>$sf_exe</code> to the
 new name.</p>
-<blockquote>
-<p>Judges’ note: this was done.</p>
-</blockquote>
+<p><strong>Judges’ note</strong>: this was done.</p>
 <h3 id="legal-blurb">Legal blurb</h3>
 <p>This program comes with NO WARRANTY, not even that it’ll do what I say it
 should. Any misfortunes that occur as a result of using this are not my fault.
@@ -241,9 +239,7 @@ Telegraph</a>, a UK newspaper.</p>
     d;for(n=p;i[++p];);s[p]=n;i[p]=1;goto f;d:z=p&lt;81;printf(&quot;\n%s!\n\n&quot;,z?&quot;Fail&quot;:
     &quot;Success&quot;);for(n=0;n&lt;81;){p=i[n];printf(&quot;%c %s&quot;,(p?p|48:&#39;.&#39;),(++n%3?&quot;&quot;:n%9?&quot;| &quot;
     :n%27?&quot;\n&quot;:n%81?&quot;\n------+-------+------\n&quot;:&quot;\n\n&quot;));}return z;}</code></pre>
-<blockquote>
-<p>Judges’ note: this was added as <a href="aidan.alt.c">aidan.alt.c</a>.</p>
-</blockquote>
+<p><strong>Judges’ note</strong>: this was added as <a href="aidan.alt.c">aidan.alt.c</a>.</p>
 <p>That isn’t the approach I’ve used; it’s slow (particularly in worst-case or
 nearly so scenarios), inelegant, and not a good starting point for sudoku
 generation. It’s also much too easy to understand ;-) Instead, I’ve written a