Rectangle

//TestRectangle.java
public class TestRectangle {
  public static void main(String[] args) {
    Rectangle rectangle1 = new Rectangle();
    Rectangle rectangle2 = new Rectangle(4, 5.5);
    System.out.println("Width: " + rectangle1.width + "\nHeight: " + rectangle1.height + "\nArea: "
        + rectangle1.getArea() + "\nPerimeter: " + rectangle1.getPerimeter());
    System.out.println("Width: " + rectangle2.width + "\nHeight: " + rectangle2.height + "\nArea: "
        + rectangle2.getArea() + "\nPerimeter: " + rectangle2.getPerimeter());
  }
}

//Rectangle.java
public class Rectangle {
  double width = 1;
  double height = 1;

  public Rectangle() {
  }

  public Rectangle(double height, double width) {
    this.width = width;
    this.height = height;
  }

  public double getArea() {
    return (width * height);
  }

  public double getPerimeter() {
    return (2 * (width + height));
  }
}