program.cs

找出质数的功能

using System;
using System.Collections.Generic;
using System.Text;


namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            DateTime aa = DateTime.Now;
            string ss = Convert.ToString(aa).Substring(0,10); 
            Console.WriteLine("{0}", ss);
           


            Console.ReadKey();
        }
    }
}