import java.awt.geom.Line2D;

class Line2DTest1{

  public static void main(String args[]){
    Line2D.Double line = new Line2D.Double();
    line.setLine(10.0d, 10.0d, 20.0d, 15.0d);

    System.out.println("�n�_(x, y)=(" + line.x1 + "," + line.y1 + ")");
    System.out.println("�I�_(x, y)=(" + line.x2 + "," + line.y2 + ")");
  }
}