csTechie

  public static void shuffle(int[] a)
  {
    int N = a.length;
    Random r = new Random(new Date().getTime());
    for (int i = 0; i < a.length-1; i++)
    {
       int tmp=0;
       // Find a random element from i to N-1
       int randElem = i + r.nextInt(N-i);
       //Replace randElem with current element
       tmp = a[i];a[i]=a[randElem];a[randElem]=tmp;
    }
  }