Open the program.cs file to add code to your application.
notepad .\Program.cs

Edit the code to ourput the current datetime. Then save the file.
using System;
namespace myApp
{
class Program
{
static void Main(string[] args)
{
Console.WriteLine("Hello World!");
Console.WriteLine("The current time is " + DateTime.Now);
}
}
}

Time to run your application once again!

Great work! Now go and build some .NET apps!