TAG
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<!DOCTYPE html>
<html>
   <body>
      <h1>The ol tag example</h1>
      <h2> This is default type:-</h2>
      <ol>
         <li>Python </li>
         <li>Java</li>
         <li>C</li>
      </ol>
      <hr/>
      <h2> This is list using start="21" attribute</h2>
      <ol start="21">
         <li>HTML </li>
         <li>CSS</li>
         <li>Bootstrap</li>
      </ol>
   </body>
</html>