冒泡排序的算法分析与改进 交换排序的基本思想是：两两比较待排序记录的关键字，发现两个记录的次序相反时即进行交换，直到没有反序的记录为止。-Bubble sort algorithm analysis and the basic idea is to improve the exchange of sort: pairwise comparison of key records to be sorted, found the opposite order of the two records

使用Asp和sql server设计。论坛算法使用“排序字符串”实现，最大回复深度为30层，每条帖子最大直接子帖为90条。-Use Asp and sql server design. Forum algorithm uses the Sort strings to achieve a maximum depth of 30 replies layer, each post is a direct child of the largest post 90.