---

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WindowsFormsApp8
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }
        private void Form1_Paint(object sender, PaintEventArgs e)
        {
            Random r = new Random();

            int x1 = 400;
            int y1 = 300;
            int x2, y2;

            for (int i = 0; i < 100; i++)
            {
                Pen pen = new Pen(Color.FromArgb(r.Next(256), r.Next(256), r.Next(256)), 3);

                x2 = x1 + r.Next(-100, 100);
                y2 = y1 + r.Next(-100, 100);

                e.Graphics.DrawLine(pen, x1, y1, x2, y2);

                x1 = x2;
                y1 = y2;
            }
        }
    }
}