using System;
using System.IO;
using System.Text;
class Test
{
public static void Main()
{
using (StreamWriter output = new StreamWriter("practice.txt"))
{
// Create and write a string containing the symbol for Pi.
string srcString = "Area = \u03A0r^2";
// Write the UTF-16 encoded bytes of the source string.
byte[] utf16String = Encoding.Unicode.GetBytes(srcString);
output.WriteLine("UTF-16 Bytes: {0}", BitConverter.ToString(utf16String));
Console.WriteLine(BitConverter.ToString(utf16String));
}
}
}