public int CompareTo(object obj)
{
Pair rhs = obj as Pair;
return(Year <rhs.Year ? -1 : Year> rhs.Year ? 1 : Title.CompareTo(rhs.Title));
}
public override bool Equals(object obj)
{
Pair rhs = obj as Pair;
return(rhs.Year == Year && rhs.Title.Equals(Title));
}
