using System;

using System.Text;

using System.Linq;

using System.Collections.Generic;

​

public class Program

{

    public static string CreateMd5FromStrings(List<StringHash> input)

    {

        //Order by order ascending

        var orderedList = input.OrderBy(s => s.Order);

        var x = string.Join("", orderedList.Select(y => y.Input.ToString()).ToArray()).ToString();

        return CreateMD5(x);

​

    }

​

    public static string CreateMD5(string input)

    {

        // Use input string to calculate MD5 hash

        using (System.Security.Cryptography.MD5 md5 = System.Security.Cryptography.MD5.Create())

        {

            byte[] inputBytes = System.Text.Encoding.ASCII.GetBytes(input);

            byte[] hashBytes = md5.ComputeHash(inputBytes);

            // Convert the byte array to hexadecimal string

            StringBuilder sb = new StringBuilder();

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

            {

                sb.Append(hashBytes[i].ToString("X2"));

            }

​

            return sb.ToString();

        }

    }

​

    public static void Main()

    {

        var test = new List<StringHash>();

        test.Add(new StringHash() { Order = 1, Input = "test2" });

        test.Add(new StringHash() { Order = 2, Input = "test1" });

        Console.WriteLine(CreateMd5FromStrings(test));

    }

}

​

public class StringHash

{

    public int Order

    {

        get;

        set;

    }

​

    public String Input

    {

        get;

        set;

    }

}