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学生成绩管理系统
说明: 1. 能够实现根据以下关键字查询:学生姓名 、学号、班级、课程名称。
2. 能够实现按照单科成绩、总成绩、平均成绩、学号排序。
3. 能够实现学生信息的插入、删除和修改。
4. 能够查询每个课程的最高分、最低分及相应学生姓名、班级和学号。
5. 能够查询每个班级某门课程的优秀率(90 分及以上)、不及格率,并进行排序。(1. Be able to query according to the following keywords: student name, student number, class, course name.
2. It can be sorted according to single subject score, total score, average score and student number.
3. Be able to insert, delete and modify student information.
4. Be able to query the highest score and lowest score of each course and the corresponding student name, class and student number.
5. Be able to query the excellent rate (90 points and above) and failure rate of a course in each class, and sort them.)
- 2021-03-17 19:19:21下载
- 积分:1
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数据结构与算法
JAVA版数据结构与算法,包括代码,图解算法,pdf文档等(Data Structure and Algorithms of JAVA Edition)
- 2019-06-30 10:21:31下载
- 积分:1
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TransactionService
Transaction Service extends Service implements Observer Source Code for Andriod.
- 2013-12-19 11:14:26下载
- 积分:1
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Paint-Chat
一种靠java applet 传递数据的交互web聊天工具,拥有画图和聊天2种功能(One kind of data transfer by the java applet interactive web chat, drawing and chat with 2 functions)
- 2011-06-25 20:35:27下载
- 积分:1
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数字调制信号:4FSK,2PSK
说明: 基于matlab平台,产生4FSK,2PSK数字信号(Generate 4FSK, 2PSK digital signal based on MATLAB platform)
- 2020-02-22 11:45:57下载
- 积分:1
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Java入门到精通
JAVA入门到精通,这是一部为java初学者和爱好者编辑的书本(JAVA From entry to mastery)
- 2018-12-27 11:02:38下载
- 积分:1
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Utile
根据值来取ID,或者根据ID来取值,便于两者之间的转换(Exchange from ID and values, we can tanslate between ID and values easily. )
- 2005-07-12 15:19:32下载
- 积分:1
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勇敢的猪
说明: 实现"勇敢的猪"这款游戏的最基本功能,如游戏界面,操作控制,游戏设置,玩家排行榜与帮助等(To achieve the most basic functions of the "brave pig" game, such as game interface, operation control, game settings, player ranking and help, etc.)
- 2020-06-19 15:00:01下载
- 积分:1
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shenggui_tool
神鬼工具代码 可查看角色数据 可调整爵位 可调整声望 可调整权限 可清除数据(shenggui tool)
- 2013-09-08 10:38:32下载
- 积分:1
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GyTree
实现英文词条的后缀树搜索,同时还能实现简单词目的检索。(English term to achieve the suffix tree search, while the purpose of simple word retrieval.)
- 2011-05-26 19:33:31下载
- 积分:1