using System;
using System.Windows.Forms;
using System.Drawing;
class Joonis1:Form{
  protected override void OnPaint(PaintEventArgs e){
    Pen p=new Pen(Color.Green, 5);
    Graphics g=this.CreateGraphics();
    g.DrawRectangle(p, 40, 80, 20, 20);
    g.DrawLine(p, 50, 100, 50, 150);
    g.DrawEllipse(p, 100, 80, 20, 20);
    p.Dispose();
    g.Dispose();
  }
  public static void Main(string[] arg){
     Application.Run(new Joonis1());   
  }
}