RUN
<pre><copy>Vùng chứa code 1 </copy></pre> <pre><copy>Vùng chứa code 2 </copy></pre> <link href='https://use.fontawesome.com/releases/v5.0.13/css/all.css' rel='stylesheet' type='text/css' /> <script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js'></script> <script src='https://cdnjs.cloudflare.com/ajax/libs/clipboard.js/2.0.1/clipboard.min.js'></script> <script src='https://cdn.rawgit.com/components/bootstrap/3/js/tooltip.js'></script> <script src='https://cdn.rawgit.com/tovic/generic-syntax-highlighter/master/generic-syntax-highlighter.min.js'></script>