using System;

public class Program

{

    public static void Main()

    {

        Byte[] nameByte = { 0x42, 0x61, 0x67, 0x67, 0xC3, 0xAF }; // utf-8 символ 0xC3, 0xAF

        String name = System.Text.Encoding.UTF8.GetString(nameByte);

        Console.WriteLine(name);

    }

}