12. Exceptions Handling

13. Strings and Text Processing

22. Methodology of Problems Solving

17. Trees and Graphs

11. Creating and Using Objects

21. High-Quality Programming Code

04. Console Input / Output

06. Loops

05. Conditional Statements

09. Methods

Introduction to Programming with C# Book - книга за C# програмиране

10. Recursion

01. Introduction to Programming

Fundamentals of Computer Programming with C# (The Bulgarian C# Book)

03. Operators, Expressions and Statements

21. High-Quality Programming Code II

20. Object-Oriented Programming Fundamental Principles

19. Algorithms Complexity and Efficiency of Data Structures

18. Dictionaries, Hash Tables and Sets

16. Linear Data Structures