title: how can we print (n +nn +nnn) using println for this code?
body: <pre class="lang-java prettyprint-override"><code>int n; 
  Scanner in = new Scanner(System.in);
  System.out.print("Input number: ");
  n = in .nextInt();
  System.out.println(n " + " nn ); //this is not working
  </code></pre>
  
  <p>how can i print using println</p>