ss="r-in"><span><span class="fu"><a href="https://rdrr.io/r/graphics/legend.html" class="external-link">legend</a></span><span class="op">(</span><span class="st">"topleft"</span>,</span></span>
<span class="r-in"><span>    pch <span class="op">=</span> <span class="fl">20</span>, cex <span class="op">=</span> <span class="fl">1</span>,</span></span>
<span class="r-in"><span>    col <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span cla