l">letter</span> <span class="mdzsyn-string">" is for "</span> (<span class="mdzsyn-symbol">alphabook</span> <span class="mdzsyn-symbol">letter</span>)))</code></pre><p>As an alternative to the <code class="mendoza-code">loop</code> macro here, we can also use the macros
<code class="mendoza-code">eachk</code> and <code class="mendoza-code">eachp</code>, which behave like <code class="mendoza-code">each</code> but <code class="mendoza-code">loop</code>
over the keys of a data structure and the key-value pai