shapes-circle.java

class Circle {
  public float x;
  public float y;
  public float radius;
  public void set(float x, float y, float radius) {
    this.x      = x;
    this.y      = y;
    this.radius = radius;
  }
  public Circle(float x, float y, float radius) {
    this.set(x, y, radius);
  }
}