C# 문자열 자르기(string cut)

public class strSplit
    {
        public static void Main()
        {

            string s ="안녕!@#$하이!@#$헬로우!@#$반갑습니다!@#$땡큐!@#$";
            string ss = s.Replace("!@#$","!");

            char [] charArr = new char[1] {'!'};
            string[] sArr = SplitByAnyChar(ss, charArr);

            for(int i = 0; i < sArr.Length; i ++)
            {
               
                Console.Write(sArr[i].ToString());
                Console.Write("\n");

            } //end of For

            Console.Read();

        }
       
        public static string [] SplitByAnyChar(string s, char [] charA)
       
        {
            char [] a = charA;
            string [] strArray;
            strArray = s.Split(a);

            return strArray;
        }

    }