class First
{
	static void F() throws NoSuchMethodException
	{
		try{
			throw new NoSuchMethodException();			
		}
		catch(NoSuchMethodException e)
		{
			System.out.println(e.toString());
		}
    }
	
}

class Second extends First
{
	static void S() throws NoSuchMethodException
	{
		F();
	}
}

class Third extends Second
{
	static void T() throws NoSuchMethodException
	{
		S();
	}
}

public class Exer6_2 extends Third
{
	private Exer6_2(){}
	public static void main(String[] args)
	{
	Exer6_2 NoSuchMethod=new Exer6_2();
	try{
		NoSuchMethod.T();
	}
	catch(Exception e){}
	}
}