an> <span class="st">"EpsilonFirstPolicy"</span>,
    <span class="kw">initialize</span> <span class="kw">=</span> <span class="kw">function</span>(<span class="no">epsilon</span> <span class="kw">=</span> <span class="fl">0.1</span>, <span class="no">N</span> <span class="kw">=</span> <span class="fl">1000</span>) {
      <span class="no">super</span>$<span class="fu">initialize</span>()
      <span class="no">self</span>$<span class="no">first</span>                <span class="kw">&lt;-</span> <span clas