public class Test
{
	public static void Main()
	{
		const string name = "World";
		// Simple C# String interpolation:
		Console.WriteLine($"Hello {name}!");
		// C# String interpolation with string literals embedded:
		Console.WriteLine($"Hello {"*"+name+"*"}!");
		// Recursive C# String interpolation:
		Console.WriteLine($"Hello {"*"+name+ $"{ name+name}" }!");
	}
}