title: Converting to correct data format
body: <p>I need your help guys </p>
  
  <p>I have information with wrong time format. </p>
  
  <p><strong>For example</strong>: </p>
  
  <blockquote>
    <p>it shows 1245 or 1837 etc. I want them to be like in correct format:
    12:45 PM or 6:37 PM.</p>
  </blockquote>
  
  <p>How can I convert it? </p>
  
  <p>Thanks!</p>