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B06040324_B2
模拟电信计费系统的设计与实现
要求:(1) 计费功能。根据存放在源数据文件中的通话记录和长途费率文件对每一条通话记录计算其通话费用,并将结果保存在费用文件中。其中:
通话费的计算方法如下:
通话费=长途电话费+本地电话费
长途电话费=费率(元/分钟)×通话时长(分钟)
(通话时长不满1分钟的按1分钟计算)
本地电话费为:3分钟以内0.5元,以后每3分钟递增0.2元。
(2) 话费查询。输入一个电话号码,从费用文件中统计该电话号码的所有本地话费、长途话费,并从用户文件中查找其用户名,最后在屏幕上显示:
用户名 电话号码 本地话费 长途话费 话费总计
(3) 话单查询。输入一个电话号码,查询并在屏幕显示该用户的所有通话记录,格式为:
用户名 主叫电话号码 被叫电话号码 通话时长
(Design and implementation of simulation of telecommunication billing system
Requirements: (1) the charging function. According to the calculation of the call charges stored in the source data file in the call records and the long rate documents for each call record, and save the results in cost file. Among them:
The following conversation method to calculate the fee:
Long distance telephone calls =+ local telephone fee
Long distance telephone fee = rate (yuan/minute)* call time (minutes)
(call time less than 1 minutes to 1 minutes)
Local call: 3 minutes 0.5 yuan, increasing 0.2 yuan every 3 minutes later.
(2) calls inquiries. Enter a phone number, all local calls, long-distance calls statistics the phone number from the cost in the file, and find the user name from user file, and finally displayed on the screen:
The user name phone number local calls long distance charges charges totaling
(3) if a single query. Enter a phone number, query and display all the call records of th)
- 2013-09-25 05:53:29下载
- 积分:1
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FaceControl5
使窗口总在最前显示,C++精选学习源码,很好的参考资料。(The display window always on top, C++ select learning source code, a good reference.)
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ColorConstants
This is Color Constants in VB6
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reportprint
用VB制作的套打程序,做数据库管理系统时可以做为参考直接使用(Printing With the program made in VB to do database management system can be directly used as a reference)
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- 积分:1
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InstantMessaging
简单的网络聊天文件传输程序 可以
0.普通聊天(文字、图片)
1.聊天室
2.传输文件(断点续传)
3.共享屏幕
4.白板
5.视频、音频聊天(Simple network chat file transfer program can 0. General chat (text, images) a chatroom 2. Transfer files (HTTP) 3. Shared screen 4. Whiteboard 5 video and audio chat)
- 2013-08-26 22:14:23下载
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PCShow
说明: 三维点云的伪彩色显示示例。自带5片点云用于测试。可平移、旋转、缩放视图;可单色、伪彩色显示点云。(An example of pseudo-color display of three-dimensional point clouds. It has five point clouds for testing. It can translate, rotate and zoom views; it can display point clouds in monochrome and pseudo-color.)
- 2020-11-10 16:59:46下载
- 积分:1
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crain
池塘夜降彩色雨,可以用的。大家试试看。呵呵(wuu)
- 2009-06-17 10:02:33下载
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Office-Word-2
基于mfc程序演示各种操作word的方式,简单明了、容易迅速上手;各种操作注释完整。(Based on word of mfc program demonstrates the various operation modes, simple, easy to get started quickly various operating Comment integrity.)
- 2014-02-26 12:50:46下载
- 积分:1
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fenleixinxi
免费信息发布,信息分类,可按地区显示信息(Free information released classified information, according to the region to display information)
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modbusProgrammer
modbus协议栈,供大家参考! 供大家参考!(modbus connection protocol stack, for your reference! For your reference!)
- 2006-12-22 18:02:34下载
- 积分:1