Square

import java.lang.*;
public class Square {

    private double side;

     Square(double side) {
        this.side = side;
    }

    Square(Circle c1) {
        side = Math.sqrt(c1.getArea());
    }

    public double getSide() {
        return side;
    }

    public double getArea() {
        return side * side;
    }

    public double getPerimeter() {
        return side * 4;
    }

    public Circle getInscribedCircle()
    {
        Circle c=new Circle(side/2);
                return c;
    }
    public Circle getCircumscribedCircle(){

        Circle c2 = new Circle(Math.sqrt(((side*side)+(side*side))/2));
        return c2;
    }
    public static Circle[] getCircles(Square[] arr){
        Circle[] arr2 = new Circle[arr.length];
        for (int i=0;i<arr.length;i++)
        {
            arr2[i]= new Circle(arr[i]);
        }
        return arr2;
    }

}