using System;
using System.Windows.Forms;

namespace AnonymousMethod
{
    delegate int IntCalculator(int a, int b);

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

        private void demoButton_Click(object sender, EventArgs e)
        {
            int result;

            IntCalculator Sum = delegate (int a, int b)
            {
                return a + b;
            };

            IntCalculator Multiply = delegate (int a, int b)
            {
                return a * b;
            };

            result = Sum(1, 2);
            MessageBox.Show("1 + 2 = " + result.ToString());

            result = Multiply(2, 4);
            MessageBox.Show("2 * 4 = " + result.ToString());
        }
    }
}
