update

cw012square_sum.html

@@ -326,7 +326,7 @@ pre > code.sourceCode > span > a:first-child::before { text-decoration: underlin
 <span id="cb3-8"><a href="#cb3-8" aria-hidden="true" tabindex="-1"></a>  <span class="fu">expect_equal</span>(<span class="fu">square_sum</span>(<span class="fu">c</span>(<span class="sc">-</span><span class="dv">1</span>, <span class="dv">0</span>, <span class="dv">1</span>)), <span class="dv">2</span>)</span>
 <span id="cb3-9"><a href="#cb3-9" aria-hidden="true" tabindex="-1"></a>})</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
 <div class="cell-output cell-output-stdout">
-<pre><code>Test passed 🎉</code></pre>
+<pre><code>Test passed 🎊</code></pre>
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