JavaAbstractClass.java

// https://www.hackerrank.com/challenges/java-abstract-class/problem?h_r=next-challenge&h_v=zen&h_r=next-challenge&h_v=zen&h_r=next-challenge&h_v=zen

import java.util.Scanner;

public class JavaAbstractClass {
 public static void main(String[] args) {
 //Book new_novel=new Book(); This line prHMain.java:25: error: Book is abstract; cannot be instantiated
 Scanner scanner = new Scanner(System.in);
 String title = scanner.nextLine();
 MyBook new_novel = new MyBook();
 new_novel.setTitle(title);
 System.out.println("The title is: "+new_novel.getTitle());
 scanner.close();
 }
}


abstract class Book {
 String title;
 abstract void setTitle(String title);
 String getTitle() {
 return title;
 }
}

class MyBook extends Book {
 @Override
 void setTitle(String title) {
 this.title = title;
 }
}