write a java program using throw keyword ?

 class Ex2 

{

static void  validate(int age)

{

if(age<18)

throw new ArithmeticException("not valid");

else

       System.out.println("age is valid");

}

public static void main(String[] args) 

{

try

{

validate(13);

}

catch(Exception e)

{

System.out.println(e);

}

System.out.println("rest of code");

}

}