put.</li>
</ul>

  There is an additional lexical rule to escape the special characters <code class="code"><span class="string">'%'</span></code>
  and <code class="code"><span class="string">'@'</span></code> in format strings: if a special character follows a <code class="code"><span class="string">'%'</span></code>
  character, it is treated as a plain character. In other words, <code class="code"><span class="string">"%%"</span></code> is
  considered as a plain <code class="code"><span class="string">'