an>       <span class="o">|</span>
<span class="o">|</span>       <span class="o">+--</span> <span class="n">readCubes</span>
<span class="o">|</span>
<span class="o">+--</span> <span class="n">playGame</span>
<span class="o">|</span>   <span class="o">|</span>
<span class="o">|</span>   <span class="o">+--</span> <span class="n">doOneTurn</span>
</code></pre></div></div>

<h2 id="commenting">Commenting</h2>

<p>Some of the best documentation comes from giving types, variables, functions, etc. meaningful na