lass="op">=</span> <span class="fl">1000</span>, time <span class="op">=</span> <span class="fl">1</span>,</span></span>
<span class="r-in"><span>                   map <span class="op">=</span> <span class="va">map</span>, center <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="fl">200</span>, <span class="fl">800</span><span class="op">)</span>, radius <span class="op">=</span> <span class="fl">100</s