共享软件注册算法的研究与设计，分析当前流行的一些软件保护技术；研究各种共享软件的注册算法；并且设计一个好的软件注册算法。一个好的软件注册算法，可以实现对软件作者的知识产权的有效保护，促进共享软件的发展。- Design and Research of Share Software Registration Arithmetic
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