precision_integers_(included))

$$5^{4^{3^2}}$$
&quot;&quot;&quot;</span>
nbCode:
<span class="hljs-comment"># a way to keep this as a separate scope? go the nim way: wrap it in scope!</span>
  <span class="hljs-keyword">var</span> x = <span class="hljs-number">5.</span>pow <span class="hljs-number">4.</span>pow <span class="hljs-number">3.</span>pow <span class="hljs-number">2</span>
  <span class="hljs-keyword">var</span> s = $x

  <span class="hljs-keyword">echo</span> s[<span class="hljs-number">0</span