#include<iostream>
#include<string>

using namespace std;

bool IsSignedIn ()
{
  string username, password, us, pa;

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

  ifstream read("data\\" = username + ".txt");
  getline(read, us);
  getline(read, pa);

  if (un == username && pa == password)
  {
    return true;
  }
  else
  {
    return false;
  }
}

int main()
{
   int choice;
   cout<<"1:Register\n2: Login\nYour Choice: "; cin >> choice;
   if ( choice == 1)
   {
     string username, password;
     cout<< "select a username": cin >> username;
     cout<< "select a password": cin >> password;

     ofstream file;
     file.open("data\\" + username + ".txt");
     file << username << endl << password;
     file.close();

     main();
   }
   else if (choice == 2)
   {
        bool status = IsSignedIn();
        if (!status)
        {
           cout << "Incorrect Login!" << endl;
           system ("PAUSE");
           return 0;
        }
        else
        {
           cout << "Login has been Successful!" << endl;
           system ("PAUSE");
           return 1;
        }
   }

}