number">12</span> <span class="mdzsyn-number">-5</span> <span class="mdzsyn-number">-8</span>]]
  (<span class="mdzsyn-coresym">printf</span> <span class="mdzsyn-string">"3sum of %j: "</span> <span class="mdzsyn-symbol">arr</span>)
  (<span class="mdzsyn-coresym">printf</span> <span class="mdzsyn-string">"%j"</span> (<span class="mdzsyn-symbol">sum3</span> <span class="mdzsyn-symbol">arr</span>)))</code></pre><h2 id="Try-It">Try It
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