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设计要求:
出于不同目的的旅客对交通工具有不同的要求.例如,因公出差的旅客希望在旅途中的时间尽可能短,出门旅游的游客则期望旅费尽可能省,而老年旅客则要求中...
设计要求:
出于不同目的的旅客对交通工具有不同的要求.例如,因公出差的旅客希望在旅途中的时间尽可能短,出门旅游的游客则期望旅费尽可能省,而老年旅客则要求中转次数最少.编制一个全国城市间的交通咨询程序,为旅客提供两种或三种最优决策的交通咨询.
//请保留此信息,谢谢
1.需求分析:
(1)提供对城市信息进行编辑(如添加或删除)的功能.
(2)城市之间有两种交通工具:火车和飞机.提供对列车时刻表和飞机航班进行编辑(增设或删除)的功能.
(3)提供两种最优决策:最快到达或最省钱到达.全程只考虑一种交通工具.
-design requirements : For different purposes to transport passengers have different requirements. For example, on official business travelers in the journey time as short as possible away tourists expect possible travel provinces, and elderly passengers asked the least number of transit. establishment of a national inter-city traffic advisory proceedings, for the visitors two or three best decision of the Transport Advisory.// Please keep this information, I would like to thank one. demand analysis : (1) to provide information on the city for editing (such as add or delete) function. (2) Town between the two modes : Train and aircraft. Schedules for the train and flights for editing (created or deleted) function. (3)
- 2022-03-23 02:35:30下载
- 积分:1
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实现高
实现高级电子琴的程序,并实现若干扩展功能。
基本功能:用8257键盘输入对应的七个音阶,通过实验箱的喇叭发出声音,并通过七段数码管显示输入音阶;
扩展功能:1、录音:记录所弹奏曲目
2、放录音:任意时刻重放最新记录曲目
3、在程序中可预设一曲目,按一键实现播放该曲目。
4、在播放录制曲目或预设曲目时,按8279键盘上任意键可以暂停播放,再按一次从暂停处继续播放。
5、程序运行时有友好的用户介面
-Realize high-level organ of the process and realize a number of extensions. Basic functions: keyboard 8257 corresponds with the seven scale, through experimental sound speaker boxes, and through Seven-Segment LED display input scale the expansion of functions: one, sound recording: Record the playing pieces 2, released recordings: any time replay music 3-to-date records, in the proceedings may be the default one track, according to realize one key to play the tracks. 4, recording tracks in the player or the default program, press any key on the keyboard 8279 can pause playback, press once again to continue from the suspended players. 5, is running friendly user interface
- 2023-05-29 06:35:03下载
- 积分:1
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关于数字钟的实现,用VHDL实现时,分,秒,的显示,并能报时...
关于数字钟的实现,用VHDL实现时,分,秒,的显示,并能报时-Digital clock on the realization of VHDL to achieve with hour, minute, seconds display, and time
- 2022-08-09 12:50:09下载
- 积分:1
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MSP430F135的UART操作代码,绝对的真实可行.放心下载
MSP430F135的UART操作代码,绝对的真实可行.放心下载-MSP430F135 the UART operation code, is absolutely true feasible. Rest assured Download
- 2022-03-10 15:57:54下载
- 积分:1
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fpga的交通灯试验程序 可成功实现功能齐全
fpga的交通灯试验程序 可成功实现功能齐全-fpga testing procedures of the traffic lights are able to achieve a full-featured
- 2022-04-17 02:55:57下载
- 积分:1
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一个简单的execl(linux)下的服务器代码,有什么问题,请多指教...
一个简单的execl(linux)下的服务器代码,有什么问题,请多指教-a simple execl (linux) server code, any problem, please enlighten
- 2023-06-22 18:05:04下载
- 积分:1
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老实说了,那些我还不知道是什么来的,希望有能力的人,可以告诉我吧,多谢了...
老实说了,那些我还不知道是什么来的,希望有能力的人,可以告诉我吧,多谢了-Frankly speaking, and those I do not know what to hope that those who have the ability, you can tell me, I would like to thank the
- 2023-08-26 15:45:03下载
- 积分:1
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This a digital platform length calculation procedures, such as : Runtime input :...
这是一个计算数字平台长度的程序,如:
运行时输入:
111122333,结果为:
4
1111
注:本程序在dos中或windows98中运行。 -This a digital platform length calculation procedures, such as : Runtime input : 111122333. results : 4 1111 Note : this procedure dos or running Windows98.
- 2022-10-08 13:20:03下载
- 积分:1
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dspic6012A读写24LC02B的例程(用c语言编写)
dspic6012A读写24LC02B的例程(用c语言编写)-24LC02B of routines to read and write dspic6012A (using c language)
- 2023-05-27 22:30:04下载
- 积分:1
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Timing counts subtraction. Input data between the three
定时减法计数。输入数据0到9之间三位数,开始计时,每秒减一。当计数完成时,可做二次开发。还可做简单加减法-Timing counts subtraction. Input data between the three-digit 0-9, start running, by one per second. When the count is complete, do the secondary development. Also to do simple addition and subtraction
- 2023-07-09 20:55:03下载
- 积分:1