============

1. https://www.tutorialspoint.com/csharp/csharp_decision_making.htm

1. https://repl.it/languages/csharp
2. https://dotnetcademy.net/CSharp/Beginner
3. https://codecondo.com/15-resources-to-learn-c-programming-for-beginners/
4. https://www.learncs.org/

• Hello, World!
• Variables and Types
• Conditionals
• Arrays
• Lists
• Dictionaries
• Strings
• For loops
• While loops
• Methods
• Basic Classes
• Class Properties

5. https://www.tutlane.com/tutorial/csharp/csharp-value-type-and-reference-type-with-examples

С# basics

6. https://www.tutorialsteacher.com/csharp/csharp-anonymous-type

Cool tutorials for basic usages.

• Classes, Interfaces and Enums begin with an uppercase letter.
• Interface names start with an I letter.
• Comments are placed on a separate line, not at the end of a line of code.
• Method names begin with a uppercase letter.
• Only one statement or declaration is placed per line.
• Identifiers are easily readable and meaningful.
• Identifiers are written in PascalCase, e.g. each subsequent word begins with a capital letter.
• The public keyword precedes the static keyword when both are used.
• The parameter name of the Main() method is called args.
• Constants are written in uppercase.
• Curly braces in code blocks start on a new line.

http://zetcode.com/lang/csharp/lexis/

• out int a https://www.tutlane.com/tutorial/csharp/csharp-out-parameter-with-examples
• ternary operator ?: https://www.tutlane.com/tutorial/csharp/csharp-ternary-operator-with-examples
• foreach https://www.tutlane.com/tutorial/csharp/csharp-foreach-loop-with-examples
• do-while https://www.tutlane.com/tutorial/csharp/csharp-do-while-loop-with-examples
• reference https://www.tutlane.com/tutorial/csharp/csharp-pass-by-reference-ref-with-examples
• coding conventions https://docs.microsoft.com/en-us/dotnet/csharp/programming-guide/inside-a-program/coding-conventions

1. https://www.youtube.com/watch?v=nPrOr1VH_nI

1. https://academy.yandex.ru/

1. Algorithms - https://rosettacode.org/wiki/