pan class="identifier">main</span><span class="special">(</span><span class="keyword">int</span> <span class="identifier">argc</span><span class="special">)</span>
<span class="special">{</span>
   <span class="identifier">string</span> <span class="identifier">s</span><span class="special">;</span>
   <span class="keyword">do</span><span class="special">{</span>
      <span class="keyword">if</span><span class="special">(</span><span class="identifier">argc</span> <span class="special">==</span> <span clas