program.cs

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

namespace test
{
    class Program
    {
        static void Main(string[] args)
        {

            List<Intrebare> intrebari = new List<Intrebare>();
            // citim din fisierul in.txt, se afla in folderul proiectului/bin/debug, acolo il creezi
            StreamReader reader = new StreamReader("in.txt");
            String line;
            // citim fiecare linie
            while ((line = reader.ReadLine()) != null)
            {
                String[] columns = line.Split('|');
                int id = Convert.ToInt32(columns[0]);
                String enunt = columns[1];
                String raspuns = columns[2];
                // adaugam intrebarea
                intrebari.Add(new Intrebare(id,enunt,raspuns));
            }

            // afisam fiecare intrebare
            intrebari.ForEach(item =>
            {
                Console.WriteLine(item.ToString());
            });
           
            // punem si asta ca sa nu se inchida singura consola la finalu executiei
            Console.Read();
        }
    }
  
    
    class Intrebare
    {
        public int id;
        public String enunt;
        public String raspuns;
        
        // constructor default
        public Intrebare()
        {

        }
          // constructor cu variabilele
        public Intrebare(int id,String enunt,String raspuns)
        {
            this.id = id;
            this.enunt = enunt;
            this.raspuns = raspuns;
        }
        
        // suprascriem metoda ToString, sa ne dea variabilele separate de spatiu
        public override string ToString()
        {
            return id + " " + enunt + " " + raspuns;
        }
    }
}