public class Main { public static void main(String[] argv) throws Exception { long start = System.currentTimeMillis();
Thread.sleep(2000);
// Get elapsed time in milliseconds long elapsedTimeMillis = System.currentTimeMillis() - start;
// Get elapsed time in hours float elapsedTimeHour = elapsedTimeMillis/(60*60*1000F);
System.out.println(elapsedTimeHour);
}
}