ny zeros from the code.</li>
  <li>Make the code exactly length 4 by padding with zeros or truncating the excess.</li>
</ol>

<p>Note that Soundex algorithm does not distinguish case in the input; letters can be lower, upper, or mixed case. The first character in the result code is always in upper case.</p>

<p>To ensure you understand the construction, get a piece of scratch paper and manually compute a few names, such as "Curie" (<code class="language-c++ highlighter-rouge"><span class="n">C600</span></co