HR자바 Java Inheritance II

개요

HR자바 Java Inheritance II

• https://www.hackerrank.com/challenges/java-inheritance-2/problem

해커랭크 Java

#	문제	비고
HR자바 Object Oriented Programming e
43	HR자바 Java Inheritance I
44	HR자바 Java Inheritance II
45	HR자바 Java Abstract Class
46	HR자바 Java Interface
47	HR자바 Java Method Overriding
48	HR자바 Java Method Overriding 2 (Super Keyword)
49	HR자바 Java Instanceof keyword
50	HR자바 Java Iterator

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Java

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import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;

Java

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//Write your code here
class Arithmetic {
    int add(int a, int b) {
        return a+b;
    }
}
class Adder extends Arithmetic {}

Java

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public class Solution{
    public static void main(String []args){
        // Create a new Adder object
        Adder a = new Adder();
        
        // Print the name of the superclass on a new line
        System.out.println("My superclass is: " + a.getClass().getSuperclass().getName());	
        
        // Print the result of 3 calls to Adder's `add(int,int)` method as 3 space-separated integers:
        System.out.print(a.add(10,32) + " " + a.add(10,3) + " " + a.add(10,10) + "\n");
    }
}