include;
using System;
    public class LeapYearFinder
    {
            static void Main( )
            {
                    // tells every year from 1970 to 3000 leap years.
                    for(int i=1970; i <= 3000; i++)
                    {
                            if(DateTime.IsLeapYear(i) == true)
                                    Console.WriteLine("{0} is a leap year", i);
                    }
                    /* Dont close immediatly, so I may see
                    my work, and atually view it */
                    Console.Write("\n\n\n\nEnter to finish execution.");
                    Console.ReadLine();
            }
    }