using System;
using System.Globalization;

public class Test
{
	public static void Main()
	{
		string one = "13/02/09";
                string two = "2:35:10 PM";
                
                DateTime dt = Convert.ToDateTime(one + " " + two);
                DateTime dt1 = DateTime.ParseExact(one + " " + two, "dd/MM/yy h:mm:ss tt", CultureInfo.InvariantCulture);
                
                Console.WriteLine(dt1);
	}
}