C# ÇİZİM ÇALIŞMASI-OLİMPİYAT HALKASI

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

namespace ÇİZİM_OLİMPİYAT

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }

        Graphics g;

        private void button1_Click(object sender, EventArgs e)

        {

            Pen kalem = new Pen(Color.Red,5);

            Pen kalem1 = new Pen(Color.Green, 5);

            Pen kalem2 = new Pen(Color.Yellow, 5);

            Pen kalem3 = new Pen(Color.Blue, 5);

            g = this.CreateGraphics();

            g.DrawEllipse(kalem,30,30,150,80);

            g.DrawEllipse(kalem1, 130, 30, 150, 80);

            g.DrawEllipse(kalem2, 230, 30, 150, 80);

            g.DrawEllipse(kalem3, 330, 30, 150, 80);

            label1.Text = "OLİMPİYAT HALKASI";

        }

        private void Form1_Load(object sender, EventArgs e)

        {

        }

    }

}