using System.Collections.Generic;
public static void Main()
string format = "{0,6} {1,15}\n\n";
Console.WriteLine(format.Format(1, 2));
Console.WriteLine(format.Format(DateTime.Now, DateTime.Now));
Console.WriteLine(format.Format("Year", "Population"));
Console.WriteLine(format.Format(DateTime.Now.ToShortDateString(), DateTime.Now.ToShortDateString()));