using System;

public class Program

{

    public static void Main()

    {

                int year;

            Console.WriteLine("enter the year");

        year = int.Parse(Console.ReadLine());

        int num3 = year%4;

        if (num3==0)

            Console.WriteLine("this years febuary has 29 days");

        else

            Console.WriteLine("this years febuary has 28 days");

    }

}