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

namespace Ark_BII
{
    class Program
    {
        static void Main(string[] args)
        {
            int N;
            Console.WriteLine("Input N:");
            if (Int32.TryParse(Console.ReadLine(), out N))
                Console.WriteLine("Parsed");
            else
                Console.WriteLine("String could not be parsed.");


            baseObject[] obj = new baseObject[N];

            for(int i = 0;i< N; i++)
            {

                switch(i%3)
                {
                   case  0:
                        {
                            obj[i] = new department_staff();

                            Console.WriteLine("Input FIO:");
                            obj[i].FIO = Console.ReadLine();
                            Console.WriteLine("Input Position:");
                            obj[i].Position = Console.ReadLine();
                            Console.WriteLine("Input Experience:");
                            obj[i].Exprience = Console.ReadLine();
                            Console.WriteLine("Input Education:");
                            obj[i].Education = Console.ReadLine();
                            break;
                        }
                    case 1:
                        {
                            obj[i] = new lecturer();
                            Console.WriteLine("Input FIO:");
                            obj[i].FIO = Console.ReadLine();
                            Console.WriteLine("Input Position:");
                            obj[i].Position = Console.ReadLine();
                            Console.WriteLine("Input Experience:");
                            obj[i].Exprience = Console.ReadLine();
                            Console.WriteLine("Input Number of subordinates:");
                            obj[i].Number_of_subordinates = Console.ReadLine();
                            Console.WriteLine("Input Course:");
                            obj[i].Course = Console.ReadLine();
                            break;
                        }
                    case 2:
                        {
                            obj[i] = new assistant();
                            Console.WriteLine("Input FIO:");
                            obj[i].FIO = Console.ReadLine();
                            Console.WriteLine("Input Position:");
                            obj[i].Position = Console.ReadLine();
                            Console.WriteLine("Input Experience:");
                            obj[i].Exprience = Console.ReadLine();
                            Console.WriteLine("Input year of graduate:");
                            obj[i].Year_of_graduate = Console.ReadLine();
                            Console.WriteLine("Input salary:");
                            obj[i].Salary = Console.ReadLine();

                            break;
                        }
                }


            }
            Console.ReadLine();
        }
    }
}