using System;

using System.Collections.Generic;

using System.Linq;

public class Program

{

    public static void Main()

    {

        foreach(var item in GetWorkDays(DateTime.Today, 7))

            Console.WriteLine(item);

​

    }

    public static IEnumerable<DateTime> GetWorkDays(DateTime startDay, int daysCount)

        {

            //    Where(day => day.DayOfWeek != DayOfWeek.Sunday && day.DayOfWeek != DayOfWeek.Saturday))

​

            DateTime date = startDay;

            while (date.AddDays(1) != startDay.AddDays(daysCount))

            {

                date = date.AddDays(1);

​

                if(date.DayOfWeek != DayOfWeek.Sunday && date.DayOfWeek != DayOfWeek.Saturday)

                {

                    yield return date;

                }

            }

        }

}

​

​