using System;
using System.Globalization;
using System.Linq;
using System.Collections.Generic;

public class Test
{
    

	public static void Main()
	{
       DateTime dt = new DateTime(2013,4,28);
       string date = dt.ToString("ddd, MM/dd/yyyy", CultureInfo.InvariantCulture);
       Console.WriteLine(date);
	}
}