using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
 
namespace ReadLines
{
    class Program
    {
 
 
        static void Main(string[] args)
        {
 
            using (StreamWriter _SW = new StreamWriter("File.txt"))
            {
                for (int i = 0; i < 200; i++)
                    _SW.WriteLine("Pre-200 #: " + i);
                for (int i = 0; i < 50; i++)
                    _SW.WriteLine("Post-200 #: " + i);
            }
 
            using (StreamReader _SR = new StreamReader("File.txt", Encoding.UTF8))
            {
                for(int i = 0; i < 200; i++)
                    Console.WriteLine(_SR.ReadLine());
            }
 
            Console.WriteLine("\n\n\nPress any key to exit");
            Console.ReadLine();
        }
    }
}