015-001-003

Basic Polymorphism: Shape Class

Easy

Problem Description

Basic Polymorphism: Shape Class

Learning Objective: Understand polymorphism handling child class objects with parent class reference

Create Shape class representing shapes, Circle and Rectangle classes inheriting from it. Handle child class objects with parent class reference and learn that overridden methods are called.

Input

Line 1: Shape type ("Circle" or "Rectangle")
Line 2: Size (integer)

Output

Shape Type: [Circle/Rectangle]
Size: [size]
Area: [area]

Test Cases

※ Output examples follow programming industry standards

Input:

Circle
5

Expected Output:

Shape Type: Circle
Size: 5
Area: 78.5

Input:

Rectangle
4

Expected Output:

Shape Type: Rectangle
Size: 4
Area: 16.0

Input:

Circle
1

Expected Output:

Shape Type: Circle
Size: 1
Area: 3.14

❌ Some tests failed

❌ エラー発生

Your Solution

Current Mode:● My Code

import java.util.Scanner;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    // Write your code here

    sc.close();
  }
}

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