/*

This is the Question 10 of the Assignemnet which is anout Abstract Classes and Methods

the Object code is Main.java

*/

// Base class Shape

public abstract class Shape {

abstract void draw();

abstract void erase();

}

// Subclass Circle

class Circle extends Shape {

@Override

void draw() {

System.out.println("Drawing a circle");

}

@Override

void erase() {

System.out.println("Erasing a circle");

}

}

// Subclass Triangle

class Triangle extends Shape {

@Override

void draw() {

System.out.println("Drawing a triangle");

}

@Override

void erase() {

System.out.println("Erasing a triangle");

}

}

// Subclass Square

class Square extends Shape {

@Override

void draw() {

System.out.println("Drawing a square");

}

@Override

void erase() {

System.out.println("Erasing a square");

}

}