using System;
using System.Globalization;

namespace ProgramConsole
{
    public class Program
    {
        public static void Main(string[] args)
        {
            string s = "18-10-2013-20-27-54";
            DateTime dt = DateTime.ParseExact(s, "dd-MM-yyyy-HH-mm-ss", CultureInfo.InvariantCulture);
            Console.WriteLine(dt);
        }
    }
}