class InvalidAgeException extends Exception
{
    InvalidAgeException(String msg)
    {
        System.out.println(msg);
    }
}
class test
{
    public static void vote(int age) throws InvalidAgeException
    {
        if(age<18)
        {
            throw new InvalidAgeException("not eligible for voting");
        }
        else
        {
            System.out.println("Eligible for voting ");
        }
    }
    public static void main(String[] args){
    
    try
    {
        vote(12);
    }
    catch(Exception d)
    {
        System.out.println(d);
    }
    }
}