st isVowel.</span>
    <span class="k">return</span> <span class="n">VOWELS</span><span class="p">.</span><span class="n">find</span><span class="p">(</span><span class="n">ch</span><span class="p">)</span> <span class="o">!=</span> <span class="n">string</span><span class="o">::</span><span class="n">npos</span><span class="p">;</span>
<span class="p">}</span>

<span class="n">string</span> <span class="nf">pigLatinReturn</span><span class="p">(</span><span class="n">string</span> <span class="n">input</sp