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GeezerVison is showing github.com — hackerrank-java/src/JavaAbstractClass.java at master · anishLearnsToCode/hackerrank-java

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JavaAbstractClass.java

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// 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;
}
}
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