using System.Linq;

namespace Program
{
    public class Program
    {
      string[] cLangs = { "Langs","C", "C++", "C#" };
      // String join will just join the array with a comma and a whitespace
      // Using Linq, the skip method will skip x (called count in the parameter) number elements you tell it to
      Console.WriteLine(string.Join(", ", cLangs.Skip(1).ToArray())); // Output: C, C++, C#
    }
}