public static void Main()
string strItemCode, strSource = "sony-dvd-062019";
strItemCode = strSource.Replace("-"," ");
string [] strArray = strItemCode.Split(' ');
string strYearL = strArray[2];
int intYear1L = strYearL.Length;
strYear = strItemCode.Substring(intYear1L);
Console.WriteLine(strYear);