毕业论文管理系统程序

#include#include#include#include//输入/输出文件流类usingnamespacestd;classStudent//定义类{private:inttag;//删除标记1:已删0:未删charname[10];//姓名intgrade;//成绩intID;public:Student(){}//构造函数intgettag(){returntag;}//获取删除标记char*getname(){returnname;}//获取驾驶员编号intgetID(){returnID;}intgetgrade(){returngrade;}voidsetname(char*na){strcpy_s(name,na);}voidsetgrade(intn){grade=n;}voiddeldrive(){tag=1;}//设置删除标记1:已删0:未删voidaddstudent(char*nname,intngrade,intnID)//增加{tag=0;grade=ngrade;ID=nID;strcpy_s(name,nname);}voidshow()//显示信息{cout=60)student[i].show();cout=80)student[i].show();}voidstudentlist();//维护~Studentlist()//析构函数，将写到txt文件中{fstreamfile("",ios::out);for(inti=0;i>choice;switch(choice){case1://新增cout>name;cout>grade;add(name,grade);cout>a;switch(a){case1:cout>ID;r=findID(ID);if(r==NULL){coutshow();system("pause");break;case2:cout>name;r=findname(name);if(r==NULL){coutshow();system("pause");break;case0:break;default:cout>ID;r=findID(ID);if(r==NULL){cout>grade;r->setgrade(grade);system("pause");break;case2:cout>name;r=findname(name);if(r==NULL){cout>grade;r->setgrade(grade);system("pause");break;case0:break;default:cout<<"输入错误，请重新输入";break;}};break;case4://全显show();system("pause");break;case5://全删tongji();system("pause");break;case6://退出break;default:cout<<"输入错误，请重新输入";break;};}}//main()函数的实现，程序的主界面的引导intmain(void){Studentlista;();return0;}