int i = 0;
                int Correct = 0;

                while(Correct==0)
                {
                out.println("Username:");
                String Nmsg = in.readLine();
                while(i<idx)
                {
                    if(Nmsg.equals(users[i].getName()))
                    {
                        Correct=1;
                        break;
                    }
                    i++;
                }
                out.println(Correct);
                out.println("Not Registered");

            }
                out.println(Correct);
                out.println("Accepted!");
                Correct=0;
                int n = 0;

                while (n<4)
                {
                   out.println("Password:");
                   String Pmsg = in.readLine();
                   if(Pmsg.equals(users[i].getPassword()))
                   {
                       Correct=1;
                       out.println(Correct);
                       break;
                   }
                   out.println(Correct);
                   out.println("Wrong" + (3-n) + "attempts left");
                   n++;
                    }
                  out.println("Logged On As " + users[i].getName());
                }