/** Represents a point in 2D */
class Point {
  /** The x and y coords */
  public double x;
  public double y;

  /** The constructor */
  public Point(double x1, double y1) {
    x = x1;
    y = y1;
  }

  /** Set the x-coord of the Point */
  public void setX(double x1) {
    x = x1;
  }

  /** Set the y-coord of the Point */
  public void setY(double y1) {
    y = y1;
  }

  /** Return x,y as a string*/
  public String toStr() {
    String sx = String.valueOf(x);
    String sy = String.valueOf(y);
    return sx + "," + sy;
  }
} // End class Point