an>scale <span class="op">=</span> <span class="fl">4</span><span class="op">)</span> <span class="op">+</span> </span>
<span>   <span class="fu"><a href="../reference/scale_cyclical.html">scale_fill_cyclical</a></span><span class="op">(</span>values <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="st">"blue"</span>, <span class="st">"green"</span><span class="op">)</span>, guide <span class="op">=</spa