using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp8
{
  class Program
  {
    static void Main(string[] args)
    {
      string user1 = "dave";
      string pass1 = "123";

      string user2 = "mike";
      string pass2 = "456";

      string user3 = "john";
      string pass3 = "789";

      string[] users = new string[] { user1, user2, user3 };
      string[] passwords = new string[] { pass1, pass2, pass3 };

      foreach(string user in users)
      {
        Console.WriteLine("User:"+user);
      }
      foreach (string pass in passwords)
      {
        Console.WriteLine("Pass:"+pass);
      }

      User u1 = new User("player1", "pass1");
      User u2 = new User("player2", "pass2");
      User u3 = new User("player3", "pass3");
      // list of objects
      List<User> userList = new List<User>();
      userList.Add(u1);
      userList.Add(u2);
      userList.Add(u3);
      // remove
      userList.Remove(u3);
      foreach (User user in userList)
      {
        user.getUserInfo();
      }

      Console.ReadKey();
    }

    class User
    {
      // fields/properties
      string username;
      string password;

      // constructor
      public User(string u, string p)
      {
        username = u;
        password = p;
      }

      // methods
      public void getUserInfo()
      {
        Console.WriteLine("Username: " + username + " Password: " + password);
      }
    }

  }
}