(<span class='fl'>1</span>:<span class='fl'>2</span>, <span class='kw'>each</span> <span class='kw'>=</span> <span class='fl'>3</span>), <span class='kw'>val</span> <span class='kw'>=</span> <span class='fu'><a href='https://www.rdocumentation.org/packages/base/topics/Round'>round</a></span>(<span class='fu'><a href='https://www.rdocumentation.org/packages/stats/topics/Normal'>rnorm</a></span>(<span class='fl'>6</span>)))
<span class='fu'>pad</span>(<span class='no'>x</span>, <span class='kw'>group</span> <