File list (Check if you may need any files):
src
...\NeHeBasecodeExample.cs
...\NeHeLesson01.cs
...\NeHeLesson02.cs
...\NeHeLesson03.cs
...\NeHeLesson04.cs
...\NeHeLesson05.cs
...\NeHeLesson06.cs
...\NeHeLesson07.cs
...\NeHeLesson08.cs
...\NeHeLesson09.cs
...\NeHeLesson10.cs
...\NeHeLesson11.cs
...\NeHeLesson12.cs
...\NeHeLesson13.cs
...\NeHeLesson16.cs
...\NeHeLesson17.cs
...\NeHeLesson18.cs
...\NeHeLesson19.cs
...\NeHeLesson20.cs
...\NeHeLesson21.cs
...\NeHeLesson22.cs
...\NeHeLesson23.cs
...\NeHeLesson24.cs
...\NeHeLesson24a.cs
...\NeHeLesson25.cs
...\NeHeLesson26.cs
...\NeHeLesson27.cs
...\NeHeLesson28.cs
...\NeHeLesson29.cs
...\NeHeLesson33.cs
...\NeHeLesson34.cs
...\NeHeLesson36.cs
...\NeHeLesson37.cs
...\NeHeLesson38.cs
...\NeHeLesson38e.cs