t =</span> <span class="kw"><a href="https://www.rdocumentation.org/packages/base/topics/c">c</a></span>(<span class="dv">100</span>, <span class="dv">200</span>, <span class="dv">300</span>, <span class="dv">400</span>),</a>
<a class="sourceLine" id="cb13-4" data-line-number="4">             <span class="dt">end =</span> <span class="kw"><a href="https://www.rdocumentation.org/packages/base/topics/c">c</a></span>(<span class="dv">150</span>, <span class="dv">250</span>, <span class="dv">350</span>, <span c