using System;

using System.Security.Cryptography;

using System.Text;

​

namespace SHA256Check

{

    class Program

    {

        static void Main(string[] args)

        {

            using SHA256 sha = SHA256.Create();

            Console.WriteLine("Hello World!");

            byte[] b = Encoding.UTF8.GetBytes("Test String");

            byte[] o = sha.ComputeHash(b);

            Console.WriteLine(Encoding.Default.GetString(b));

            PrintByteArray(o);

        }

​

        public static void PrintByteArray(byte[] array)

        {

            for (int i = 0; i < array.Length; i++)

            {

                Console.Write($"{array[i]:X2}");

                if ((i % 4) == 3) Console.Write(" ");

            }

            Console.WriteLine();

        }

    }

​

}

​