protected Book(string name, ILetterGrade letterGrade) : base(name)
{
_letterGrade = letterGrade;
}
private void GetBookSetName(InMemoryBook book, string name, ILetterGrade letterGrade)
{
book = new InMemoryBook(name, letterGrade);
}
public DiskBook(string name, ILetterGrade letterGrade) : base(name, letterGrade)
{
}
public InMemoryBook(string name, ILetterGrade letterGrade) : base(name, letterGrade) // construct inherited class with name
{
this.Name = name;
this.grades = new List <double>();
}
