How to convert your file into binary form?

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.IO;

namespace string_to_binary

{

class Program

{

static void Main(string[] args)

{

FileStream fs = new FileStream(@"E:\output.txt", FileMode.Create);

BinaryWriter w = new BinaryWriter(fs);

for (int i = 0; i < 100; i++)

w.Write((int)i);

w.Close();

fs.Close();

fs = new FileStream(@"E:\output.txt", FileMode.Open, FileAccess.Read);

BinaryReader r = new BinaryReader(fs);

for (int i = 0; i < 100; i++)

Console.WriteLine(r.ReadInt32());

r.Close();

fs.Close();

Console.WriteLine(Console.Read());

}

}

}