class Admin { private: string username; // 用户名 string password; // 密码 public: Admin(string name, string pwd)

Admin::Admin(string name, string pwd) { username = name; password = pwd; } bool Admin::login() { string inputName, inputPwd; cout << "请输入用户名："; cin >> inputName; cout << "请输入密码："; cin >> inputPwd; if (inputName == username && inputPwd == password) { cout << "登录成功！" << endl; return true; } else { cout << "用户名或密码错误，请重新输入！" << endl; return false; } } void Admin::displayFlights() const { // TODO: 显示所有航班信息 } bool Admin::addFlight() { // TODO: 添加航班信息 return true; } bool Admin::deleteFlight() { // TODO: 删除航班信息 return true; } bool Admin::modifyFlight() { // TODO: 修改航班信息 return true; } ostream& operator<<(ostream& os, const Admin& admin) { os << "用户名：" << admin.username << endl; os << "密码：" << admin.password << endl; return os; }