op'>(</span><span class='fu'><a href='https://rdrr.io/r/base/c.html'>c</a></span><span class='op'>(</span><span class='st'>"a"</span>, <span class='fl'>0</span>, <span class='fl'>0</span>, <span class='fl'>0</span>, <span class='st'>"a"</span>, <span class='st'>"a"</span>, <span class='st'>"a"</span>, <span class='fl'>0</span>, <span class='fl'>0</span><span class='op'>)</span>, <span class='fl'>3</span>, <span class='fl'>3</span><span class='op'>)</span>
  <span class='va'>B</span> <span class='op'>&lt;-</