</span> <span class="fu">plyr</span><span class="fu">::</span><span class="fu"><a href="https://rdrr.io/pkg/plyr/man/rdply.html" class="external-link">rdply</a></span><span class="op">(</span><span class="fl">10</span>, <span class="fu"><a href="https://rdrr.io/r/base/rep.html" class="external-link">rep</a></span><span class="op">(</span><span class="st">'o'</span>,<span class="fl">4</span><span class="op">)</span><span class="op">)</span><span class="op">[</span> ,<span class="op">-</span><span class="fl">