 <span class="fl">1</span><span class="op">)</span>, <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fl">0</span>, <span class="fl">0</span>, <span class="fl">1</span><span class="op">)</span><span class="op">)</span> <span class="co"># Perfect AUC</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [1] 1</span>
<span class="r-in"><span><span class="va">x</span> <span class="op">&lt;-</span> <span class=