ger an ordered list by
accident, by writing something like this:</p>

<pre><code>1986. What a great season.
</code></pre>

<p>In other words, a <em>number-period-space</em> sequence at the beginning of a
line. To avoid this, you can backslash-escape the period:</p>

<pre><code>1986\. What a great season.
</code></pre>

<h3 id="precode">Code Blocks</h3>

<p>Pre-formatted code blocks are used for writing about programming or
markup source code. Rather than forming normal paragraphs, the lines
of a code block 