title: How to remove hyphens from a list of strings
body: <pre><code>['0-0-0', '1-10-20', '3-10-15', '2-30-20', '1-0-5', '1-10-6', '3-10-30', '3-10-4']
  </code></pre>
  
  <p>How can I remove all the hyphens between the numbers?</p>