What is wrong?

Question

import java.util.Scanner;

abstract class Shape {
int width;
abstract void area();
}
class Square extends Shape {

public void area(){
int area = width * width;
System.out.println(area);
}

}
class Circle extends Shape{
public void area(){
double area =Math.PI * width * width;
System.out.println(area);
}
}
//your code goes here

public class Program {
public static void main(String[ ] args) {
Scanner sc = new Scanner(System.in);
int x = sc.nextInt();
int y = sc.nextInt();

Square a = new Square(x);
Circle b = new Circle(y);
a.area();
b.area();
}
}

Answer 1

You don't have a constructor for the classes you created.
https://code.sololearn.com/cINx09DYdzT2/?ref=app

Answer 2

It is showing error"Constructor Sqauare cannot be applied to class Sqare"

Answer 3

Thanks💯💯