dsibinski/IndexesCsharp8.cs

## IndexesCsharp8.cs
  var array = new[] { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H' };

  Index idx1 = 2;  // 2nd element from the beginning
  Index idx2 = ^3; // 3rd element from the end (^)

  Console.WriteLine($"{array[idx1]}, {array[idx2]}"); // prints "C, F"
	var array = new[] { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H' };

	Index idx1 = 2; // 2nd element from the beginning
	Index idx2 = ^3; // 3rd element from the end (^)

	Console.WriteLine($"{array[idx1]}, {array[idx2]}"); // prints "C, F"