Multicasting delegate

Program.cs

using System;

namespace create_implement_events_callbacks
{
    class Program
    {
        public delegate void Calculate(int x, int y);

        public static void Add(int x, int y)
        {
            Console.WriteLine(x + y);
        }

        public static void Multiply(int x, int y)
        {
            Console.WriteLine(x * y);
        }
        static void Main(string[] args)
        {
            Calculate multiCastingCalc = Add;
            multiCastingCalc += Multiply;

            multiCastingCalc(3, 4);

            Console.ReadKey();
        }
    }
}