Problem 1. Odd Lines

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

namespace Problem_1.Odd_Lines
{
    class Program
    {
        static void Main(string[] args)
        {
            using (StreamReader stream = new StreamReader("Program.cs"))
            {

                /*
                 Write a program that reads a text file and prints on the console its odd lines.
                 Line numbers start from 0. Use StreamReader.
                 */
                int counter = 0;
                string str = string.Empty;
                while ((str = stream.ReadLine()) != null)
                {
                    if (counter % 2 ==1)
                    {
                        Console.WriteLine(str);
                    }
                    counter++;
                }

            }
        }
    }
}