pan class="kw"><a href="https://www.rdocumentation.org/packages/base/topics/c">c</a></span>(<span class="dv">220</span>, <span class="dv">210</span>, <span class="dv">300</span>, <span class="dv">400</span>),</a>
<a class="sourceLine" id="cb5-9" data-line-number="9">             <span class="dt">end =</span> <span class="kw"><a href="https://www.rdocumentation.org/packages/base/topics/c">c</a></span>(<span class="dv">225</span>, <span class="dv">240</span>, <span class="dv">320</span>, <span class="dv">415<