using System;

using System.IO;

using System.Linq;

public class Program

{

    public static void Main()

    {

        var sqlFiles = new[] { @" C:\ByMe\SOLUTIONS\Dictation1\Database\Updates\2017\2017_04\20170405_TR\1_CREATE_TABLE_BMTApprovalGroupExam.sql",

                       @" C:\ByMe\SOLUTIONS\Dictation1\Database\Updates\2017\2017_04\2•0170405_TR\10_CREATE_PROC_BMSPInsertNewApprovalRequest2.sql",

                       @" C:\ByMe\SOLUTIONS\Dictation1\Database\Updates\2017\2017_04\2•0170405_TR\11_CREATE_PROC_BMSPUpdateApprovalRequest2.sql",

                       @" C:\ByMe\SOLUTIONS\Dictation1\Database\Updates\2017\2017_04\2•0170405_TR\2_CREATE_PROC_BMSPInsertNewApprovalGroupExam.sql" };

​

        foreach (string file in sqlFiles.OrderBy(file => Convert.ToInt32(Path.GetFileName(file).Split('_')[0])))

        {

            Console.WriteLine(file);

        }

    }

}