an><span class="fu">::</span><span class="fu"><a href="https://dplyr.tidyverse.org/reference/filter.html" class="external-link">filter</a></span><span class="op">(</span><span class="va">a</span> <span class="op">&lt;=</span> <span class="fl">9</span>, <span class="va">a</span> <span class="op">!=</span> <span class="fu"><a href="https://rdrr.io/r/base/Extremes.html" class="external-link">max</a></span><span class="op">(</span><span class="va">a</span><span class="op">)</span><span class="op">)</span> <span