file 1:/user_files/hahaha/File/第7章算法程序与计算系统之灵魂练习题答案解析.docx

file 2:/user_files/hahaha/File/第6章由机器语言到高级语言:程序编写与编译练习题答案解析.doc


your attention please:

the average 's abbr in SQL is AVE not AVER !!!

this fault made me lose one point in the exam!!!!

so don't ever make that stupid mistake again!!!