本书收录的是软件设计领域中的一组大师级作品。每一章都是由一位或几位著名程序员针对某个问题给出的完美的解决方案，并且细述了这些解决方案的巧妙之处。-The book contains a set of masterpieces in the field of software design. Given in each chapter by one or several well-known programmer for a problem are the perfect solution, an