using System;
using System.Collections.Generic;
using System.Text;

namespace Study.DelegateSeries.Core
{

    public class Demo
    {
        public int Square(int number)
        {
            return number * number;
        }

        public int UseDelegate()
        {
            IntegerDelegate intDelegate = delegate () { return 5; };

            var total = Square(intDelegate());

            return total;
        }
    }
}