public override int GetHashCode()
{
// There will generally only ever be a small number of groups in each code - I have seen four groups in use, and theoretically you could have five.
// The "what if there's more than 15" code path is provided just in case.
int hash = 0;
if (BellGroups.Count < 16)
{
foreach (int groupHash in BellGroups.Select(g => g.GetHashCode()))
{
hash *= 2;
hash += groupHash;
}
}
else
{
foreach (int groupHash in BellGroups.Select(g => g.GetHashCode()))
{
hash ^= groupHash;
}
}
return(hash ^ Name.GetHashCode());
}
public override string ToString()
{
return(string.Join("-", BellGroups.Select(g => g.ToString()).ToArray()));
}