public B(int i, string id)
{
m_c = new copyable(i,id);
}
public void TargetOfCopy(B some_b)
{
Console.WriteLine("B->TargetOfCopy(B some_a) ");
m_c = some_b.GetCopyableClone();
}
public void TargetOfCopy(A some_a)
{
Console.WriteLine("A->TargetOfCopy(A some_a) ");
m_c = some_a.GetCopyableClone();
}