本书是C++语言参考手册,按字母顺序介绍了C++语言的核心和最常用的类库及函数库,内容涵盖了C++的关键字,函数,运算符,类概念和技术细节.本书解释细致易懂,范例程序简短明了.初学者和有经验的C++程序员都能够从本书快速地找到所需问题的答案.-This book is C++ Language reference manual, in alphabetical order, introduced the C++ Language core and most commonly used class

1使用到了stl sorting 2stl find 3实现所有声明的函数。 关键方法是： virtual Listing sort(string field) 根据选择"email," "start," "close," and "quantity."来对list中的advertisements进行排序。 virtual Listing filter(string keyword) 筛选出whose name or descr iption contains