File list (Check if you may need any files):
binary.cs
EnumBaseAndMembers.cs
EnumSwitch.cs
EnumTricks.cs
Lesson 1
........\InteractiveWelcome.cs
........\NamedWelcome.cs
........\Welcome.cs
Lesson 10
.........\Accessors.cs
.........\Properties.cs
.........\ReadOnlyProperty.cs
.........\WriteOnlyProperty.cs
Lesson 11
.........\IntIndexer.cs
.........\OvrIndexer.cs
Lesson 12
.........\StructExample.cs
Lesson 13
.........\InterfaceImplementer.cs
.........\InterfaceInheritance.cs
.........\MyInterface.cs
Lesson 14
.........\EventDemo.cs
.........\SimpleDelegate.cs
Lesson 15
.........\FinallyDemo.cs
.........\TryCatchDemo.cs
Lesson 16
.........\AttributeParamsDemo.cs
.........\AttributeTargetDemo.cs
.........\BasicAttributeDemo.cs
Lesson 2
........\Array.cs
........\Boolean.cs
........\Unary.cs
Lesson 3
........\IfSelection.cs
........\SwitchSelection.cs
Lesson 4
........\DoLoop.cs
........\ForEachLoop.cs
........\ForLoop.cs
........\WhileLoop.cs
Lesson 5
........\MethodParams.cs
........\OneMethod.cs
Lesson 6
........\AliasDirective.cs
........\NamespaceCall.cs
........\NamespaceCSS.cs
........\NestedNamespace1.cs
........\NestedNamespace2.cs
........\UsingDirective.cs
Lesson 7
........\Classes.cs
Lesson 8
........\BaseClass.cs
........\BaseTalk.cs
Lesson 9
........\Circle.cs
........\DrawDemo.cs
........\DrawingObject.cs
........\Line.cs
........\Square.cs
Matrix.cs