#include <iostream>
#include<fstream>
#include<string>
using namespace std;

struct Staff {
	string account;
	string password;
	string fullName;
	int gender;
};

bool Compare(string s1, string s2) {
	if (s1 == s2)
		return true;
	return false;
}

void ReadStaff(ifstream& fin, Staff& a) {
	getline(fin, a.account,'\n');
	getline(fin, a.password, '\n');
	getline(fin, a.fullName, '\n');
	fin >> a.gender;
}

void StaffLogin(Staff *&a,int &n) {
	ifstream fin;
	fin.open("C:\\Users\\pc\\Desktop\\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();

	string username;
	cout << "Enter username: ";
	cin >> username;

	for (int i = 0; i < n; i++)
	{
		if (Compare(username, a[i].account)) {
			string password;
			do {
				cout << "Enter password: ";
				cin >> password;
				if (!Compare(password, a[i].password)) {
					cout << "Wrong password please enter password again!" << endl;
				}
			} while (!Compare(password, a[i].password));
			if (a[i].gender == 1) 
				cout << "Welcome MR. " << a[i].fullName << "!" << endl;
			else
				cout << "Welcome MISS. " << a[i].fullName << "!" << endl;
		}
	}
}

int main()
{
	Staff* a=nullptr;
	int n=0;
	StaffLogin(a, n);
	delete[]a;
	return 0;
}