import java.util.*;

public class Uncaught implements Runnable
{

	public static void main( String [] args )
	{
		Thread thread = new Thread( new Uncaught() );
		thread.setUncaughtExceptionHandler( 
			new Thread.UncaughtExceptionHandler() {
				public void uncaughtException( Thread t, Throwable e ) {
					System.err.println( t + " threw exception: " + e );
				}
		} );
		thread.start();
	}

	public void run() {
		throw new ArithmeticException();
	}

}