Pastable version of Base 62 Encoding

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            <pre class="sunburst"><span style="color:#3E87E3;">SIXTYTWO</span> <span style="color:#E28964;">=</span> (<span style="color:#65B042;"><span style="color:#65B042;">'</span>0<span style="color:#65B042;">'</span></span>..<span style="color:#65B042;"><span style="color:#65B042;">'</span>9<span style="color:#65B042;">'</span></span>).<span style="color:#89BDFF;">to_a</span> <span style="color:#E28964;">+</span> (<span style="color:#65B042;"><span style="color:#65B042;">'</span>a<span style="color:#65B042;">'</span></span>..<span style="color:#65B042;"><span style="color:#65B042;">'</span>z<span style="color:#65B042;">'</span></span>).<span style="color:#89BDFF;">to_a</span> <span style="color:#E28964;">+</span> (<span style="color:#65B042;"><span style="color:#65B042;">'</span>A<span style="color:#65B042;">'</span></span>..<span style="color:#65B042;"><span style="color:#65B042;">'</span>Z<span style="color:#65B042;">'</span></span>).<span style="color:#89BDFF;">to_a</span>

<span style="color:#E28964;">def</span> <span style="color:#89BDFF;">to_s_62</span>(<span style="color:#3E87E3;">i</span>)
  <span style="color:#E28964;">return</span> <span style="color:#65B042;"><span style="color:#65B042;">'</span>0<span style="color:#65B042;">'</span></span> <span style="color:#E28964;">if</span> i <span style="color:#E28964;">==</span> <span style="color:#3387CC;">0</span>
  s <span style="color:#E28964;">=</span> <span style="color:#65B042;"><span style="color:#65B042;">'</span><span style="color:#65B042;">'</span></span>
  <span style="color:#E28964;">while</span> i <span style="color:#E28964;">&gt;</span> <span style="color:#3387CC;">0</span>
    i,r <span style="color:#E28964;">=</span> i.<span style="color:#89BDFF;">divmod</span>(<span style="color:#3387CC;">62</span>)
    s <span style="color:#E28964;">=</span> (<span style="color:#3E87E3;">SIXTYTWO</span>[r]) <span style="color:#E28964;">+</span> s
  <span style="color:#E28964;">end</span>
  s
<span style="color:#E28964;">end</span>
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