using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.IO;
namespace ConsoleApp1
{
    public class Uzenet
    {
        public string nev;
        public int ora, perc, adasdb;

        public Uzenet(int ora, int perc, int adasdb, string nev)
        {
            this.ora = ora;
            this.perc = perc;
            this.adasdb = adasdb;
            this.nev = nev;
        }
    }
    class Program
    {
        public static int Feladat3(List<Uzenet> adatok)
        {
            return adatok.Count;
        }
        public static int Feladat4(List<Uzenet> adatok)
        {
            return adatok.Count;
        }
        static void Main(string[] args)
        {
            List<Uzenet> adatok = new List<Uzenet>();

            FileStream fileStream = new FileStream("cb.txt", FileMode.Open, FileAccess.Read);
            StreamReader streamReader = new StreamReader(fileStream);

            string[] data = streamReader.ReadToEnd().Split('\n');
            
            streamReader.Close();
            fileStream.Close();


            for (int i = 1; i < data.Length - 1; i++)
            {
                string[] sor = data[i].Split(';');
                Uzenet uzi = new Uzenet(int.Parse(sor[0]), int.Parse(sor[1]), int.Parse(sor[2]), sor[3]);
                adatok.Add(uzi);
            }

            Console.WriteLine($"3. feladat: Bejegyzések száma: {Feladat3(adatok)}");


        }
    }
}