title: Which one is more efficient : List<int> or int[]
body: <p>Can someone tell me which one is more efficient between <code>List&lt;int&gt;</code> and <code>int[]</code>. Because I am working on a project and as you might know efficiency is way so important concern now.</p>
  
  <p>If you added some introductory note to your post, it'd be great tho :)</p>