import java.awt.*;
import java.applet.Applet;

public class SiniViiva extends Applet {
  public void paint(Graphics g) {
     int x, y;
     g.setColor(Color.blue);
     g.drawRect(0,0,299,99);
     g.drawString("Sini:",3,12);
     g.drawLine(0,50,299,50);
     for (x=1; x<300; ++x) 
       g.drawLine(x, (50+(int)(Math.sin(x/10.0)*30)),
                  x, (50+(int)(Math.sin(x/10.0)*30)));
  }
}