public class Watch {
    public static void main(String[] args) throws IOException {
        InputStreamReader in = new InputStreamReader(System.in);
        BufferedReader reader = new BufferedReader(in);
        Stopwatch stopwatch = new Stopwatch();
        stopwatch.start();
        reader.readLine();
        stopwatch.interrupt();
        reader.close();
        in.close();
    }

    public static class Stopwatch extends Thread {
        private int seconds;

        public void run() {
            try {
            	
            	Thread t = Thread.currentThread();
            	Date start = new Date();
            	
            	while(!t.isInterrupted()) {
            		t.sleep(10);
            	}
            	
            	Date end = new Date();
    		seconds = end.getSeconds() - start.getSeconds();
            	
            } catch (InterruptedException e) {
                System.out.println(seconds);
            }
        }
    }
}

 catch(Exception е) {System.out.println("повторно возбуждено исключение"); throw e;}