文档介绍：中南大学化学化工学院《C++语言程序设计》实验报告专业班级:姓名:学号:同组人员:指导教师:完成日期:目录第一题(必做)·········································3题目···············································3系统功能模块结构图·································4数据结构设计及说明(程序)···························5程序结构(流程图)·································10各模块的功能······································15运行结果··········································16第二题(必做)········································21题目··············································21数据结构设计及说明(程序)··························21程序结构(流程图)··································24运行结果··········································25第三题(选做)········································26第四题(选做)········································26题目··············································26系统功能模块结构图································27数据结构设计及说明(程序)··························27程序结构(流程图)··································30各模块的功能······································31运行结果··········································31总结及参考文献·······································35第一题一、题目:使用菜单选择趣味程序△菜单是应用程序的界面,控制语句用来改变程序执行的顺序,是实现结构化设计的基础。△本题的任务是设计一个比较实用的菜单,通过菜单选择不同的功能。△本题的设计分两步:(1)先设计一个含有多个菜单项的菜单演示程序;A、菜单内容:程序运行后,给出六个菜单项的内容和输出提示1、FindNum2、FindRoot3、Detective4、Bear5、Curve6、YearDay7、Goodbye!B、设计要求:使用数字1-7来选择菜单项,其他输入则不起作用。(2)再为上述菜单项配上相应的功能,即以上述菜单的设计为基础,增加菜单项的处理功能。菜单设计要求(这是6道编程题,要求在运行菜单时,能给出每个程序的运行结果):1、FindNum有0、1、2、3、4、5、6、7、8、9十个数,按要求填入下列算式中,要求每个数只使用一次,首位数不能为零,输出时显示所有可能的组合并统计个数。□□□+□□□=□□□□2、FindRoot求方程在区间[-8,8]内的全部实根。3、Detective这是一个侦探题,有一辆汽车撞人后跑了,4个目击证人提供如下线索:牌照三、四位相同;牌号为31xxxx;牌照五、六位相同,三到六位是一个整数的平方。4、Bear有一只狗熊到玉米地里吃玉米,一边掰一边吃。第一天吃了一半,又拿走一个回去喂小熊。第二天又去吃了剩下的一半,走是仍带走一个回去喂小熊。以后每天都吃前天剩下的一半,拿走一个。到第十天,地里只剩下一个玉米。求地里一共有多少玉米。5、Curve(可选作)绘制一条滴定曲线()。曲线如图所示。此题可以根据所给曲线大致形状,运用常规的编制图形的方法来绘制。也可根据下面所列的方程式来绘出滴定曲线。。其中[H]为氢离子浓度,cHCl为盐酸浓度,Kt=,a为滴定分数(令a在0—2范围内取值,),,Vb为氢氧化钠加入到盐酸中的瞬时浓度。6、YearDay已知2000年1月1日为星期六,请输入任一年的年份后,打印该年的年历。7、Goodbye!这里除了输出一个信息外,还必须结束程序运行。二、系统功能模块结构图:主调main函数启动DetectiveFindnumCurveGoobye!Bear