AcornPublishing_essential-csharp-7e/EssentialCSharp-8.0/src/Chapter03/Listing03.03.EnablingNullableProjectWide-PlaceHolderFile.cs
using System;
using System.Collections.Generic;
using System.Text;

namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter03.Listing03_03
{
    class Listing03
    {
    }
}
