public static MyString operator --(MyString s)
{
MyString s3 = new MyString(s.Input.ToLower());
return(s3);
}
public static void Main(string[] args)
{
MyString s1 = (MyString)"I love you";
}
public static MyString operator ++(MyString s)
{
MyString s3 = new MyString(s.Input.ToUpper());
return(s3);
}