static void Main(string[] args) { int c = 10; c <<= 4; Console.WriteLine("Hello World!" + c); Dictionary <int, string> obj = new Dictionary <int, string>(); obj.Add(1, "Rajesh"); obj.Add(2, "Gopal"); obj.Add(3, "Mahi"); obj.Add(4, "Akash"); Console.WriteLine("Hello World!" + obj[3]); displayDelegate displaydelegate; displaydelegate = display; displaydelegate += display2; //displaydelegate += display3; // displaydelegate("Hello Rajesh"); Class1 t = new Class1(); t.PassingDelegateAsAArgs(displaydelegate); }