</span>
<span id="cb38-2"><a></a><span class="fu">system.time</span>({x <span class="ot">&lt;-</span> <span class="fu">st_distance</span>(usa, cities)})</span>
<span id="cb38-3"><a></a><span class="co"># user      system elapsed </span></span>
<span id="cb38-4"><a></a><span class="co"># 103.560   1.390  117.128 </span></span>
<span id="cb38-5"><a></a></span>
<span id="cb38-6"><a></a><span class="co"># Euclidean Distance on PCS</span></span>
<span id="cb38-7"><a></a><span class="fu">system.time</span>({x <sp