using System;

​

public class Program

{

    public static void Main()

    {

        string language = "C#";

        int level = 2;

        switch (language)

        {

            case "Python":

                Console.WriteLine("Python");

                break;

            case "C#":

                Console.WriteLine("C#");

                switch (level)

                {

                    case 1:

                        Console.WriteLine("Basic C# Tutorials");

                        break;

                    case 2:

                        Console.WriteLine("Intermediate C# Tutorials");

                        break;

                    case 3:

                        Console.WriteLine("Advanced C# Tutorials");

                        break;

                }

​

                break;

            case "Java":

                Console.WriteLine("Java");

                break;

        }

    }

}