class Timing
{
  public static void main(String[] args)
  {
    long startTime = System.nanoTime();
    // ... the code being measured ...
    for (int i=0; i<123456789;i++)
      if (i%2 == 0) i++;      
    long endTime = System.nanoTime();
    long elapsedTime = endTime - startTime;
    // 1 second = 1000000000 (10^9) nanoseconds.
    System.out.println(elapsedTime + " nanoseconds or " + elapsedTime/(1000000000.0) + " seconds elapsed");
    return;
  }
}