public void SetCenter(MyPoint center)
 {
     this.center = center;
 }
 public double distanceMyPoint(MyPoint point)
 {
     return(distance(point.getX(), point.getY()));
 }
 public MyCircle(int x, int y, int radius)
 {
     this.center = new MyPoint(x, y);
     this.radius = radius;
 }