using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
public class Form1 : Form {
protected override void OnPaint(PaintEventArgs e) {
Graphics g = e.Graphics;
g.FillRectangle(Brushes.White, this.ClientRectangle);
Pen p = new Pen(Color.Black, 1);
float[] f = { 15, 5, 10, 5 };
p.DashPattern = f;
g.DrawRectangle(p, 10, 10, 80, 100);
p.Dispose();
}
public static void Main() {
Application.Run(new Form1());
}
}