abstract

abstract method

public class JavaDemo{
	
	public static void main(String[] args){
		Person p = new Student();
		p.setRegular();
	}
}

abstract class Person{
	public abstract void setRegular();
}

class Student extends Person{
	//@override
	public void setRegular(){
		System.out.println("The rule is don't give up");
	}
}