void ChangePassStaff(Staff *&a, int &n, string username) {
	ifstream fin;
	fin.open("Staff.txt", ios::in);
	if (!fin.is_open())
		return;
	fin >> n;
	a = new Staff[n];
	for (int i = 0; i < n; i++)
	{
		fin.ignore();
		ReadStaff(fin, a[i]);
	}
	fin.close();

	for (int i = 0; i < n; i++)
	{
		if (Compare(username, a[i].account)) {
			string resetpass, resetpass2, pass;
			cout << "Enter the old password: ";
			cin >> pass;
			cout << "Enter the new password: ";
			cin >> resetpass;
			cout << "Enter password again: ";
			cin >> resetpass2;
			if (Compare(pass, a[i].password)) {
				if (Compare(resetpass, resetpass2)) {
					a[i].password = resetpass;
					cout << "CHANGED PASSWORD SUCCESSFUL" << endl;
				}
				else if (!Compare(pass, a[i].password) || !Compare(resetpass, resetpass2)) {
					cout << "CHANGED PASSWORD UNSUCCESSFUL !!!" << endl;
				}
			}
		}
	}
	ofstream fout;
	fout.open("Staff.txt", ios::in);
	if (!fout.is_open()) {
		return;
	}
	fout << n;
	for (int i = 0; i < n; i++)
	{
		fin.ignore();
		WriteStaff(fout, a[i]);
	}

	fout.close();
}