参考资料

• [1]C++ Primer Fifth Edition by Stanley B. Lippman, Josée Lajoie and Barbara E. Moo. Copyright © 2013 Objectwrite Inc., Josée Lajoie and Barbara E. Moo, 978-0-321-71411-4.
• [2]Effective C++ Third Edition by Scott Meyers. Copyright © 2005 Pearson Education Inc, 978-7-121-12332-0.