汇集了几乎所有的排序算法，内涵代码和设计思想，想必可以在编程中得到巨大的帮助-Brought together almost all the sorting algorithm, meaning the code and design ideas, must be able to get great programming help

常见的外部管理系统，文章写了一些常见的外部排序的算法及实现-Common external management system, the article written some of the common external sorting algorithm and implementation