title: Reverse String in Java without using any Temporary String,Char or String Builder
body: <p>Is it possible to reverse <code>String</code> in Java without using any of the temporary variables like <code>String</code>, <code>Char[]</code> or <code>StringBuilder</code>? </p>
  
  <p>Only can use <code>int</code>, or <code>int[]</code>.</p>