public Form1()
{
InitializeComponent();
//this.Click += Form1_Click;
//this.DoubleClick += Form1_Click;
//DemoEvent(5,8);
//TestDel del = null;
//del += SayHello;
//del += SayBye;
//del += Say;
//CallBack(del, 8, 8);
//CallBack((int a, int b) =>
//{
// MessageBox.Show("resultL "+ (a + b));
//}, 5, 8);
//CallBack((int a, int b) =>
//{
// MessageBox.Show("reasult: " + a * b);
//}, 2, 2);
BMW bmw = new BMW();
Mercedes mercedes = new Mercedes();
Ferrari ferrari = new Ferrari();
bmw.Drive();
mercedes.Drive();
ferrari.Drive();
ferrari.Door();
}
public override void Drive()
{
MessageBox.Show("I'm chip driver");
Ferrari ferrari = new Ferrari();
}