图书管理系统(C++)

"\t\t\t5 显示图书记录\n";Р cout<<"\t\t\t6 清空全部记录(慎用)\n";Р cout<<"\t\t\t0 退出系统\n";Р cout<<" \n\n";Р cout<<"\t******************************************************************\n";Р cout<<"请选择(1,2,3,4,5,6,0):";Р cin>>choice;Р switch (choice)Р {Р case '1':Р cout<<"输入图书编号:"<<endl;Р cin>>bookid;Р cout<<"输入图书类型:"<<endl;Р cin>>newType;Р cout<<"输入图书书名:"<<endl;Р cin>>bname;Р addbook(bookid,bname,newType);Р break;Р case '2':Р cout<<"输入图书编号:"<<endl;Р cin>>bookid;Р b=query(bookid);Р if(b==NULL)Р {Р cout<<"该图书不存在"<<endl;Р break;Р }Р cout<<"输入新的书名:"<<endl;Р cin>>bname;Р b->setname(bname);Р cout<<"输入新的类型:"<<endl;Р cin>>bkind;Р b->setkind(bkind);Р break;Р case '3':Р cout<<"读入图书编号:"<<endl;Р cin>>bookid;Р b=query(bookid);Р if(b==NULL)Р {Р cout<<"该图书不存在"<<endl;Р break;Р }Р char tg1;Р cout<<"确定要删除此记录吗?(Y/N)"<<endl;