using System;

​

namespace AgregatniTipove

​

{

​

    class AgregatniTipove1

​

    {

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        static void Main(string[] args)

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        {

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

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            if (year > 0)

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            {

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                if (DateTime.IsLeapYear(year)) Console.WriteLine("{0} is leap year", year);

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                else Console.WriteLine("{0} is not a leap year", year);

                }

                else Console.WriteLine("Incorrect year");

        }

    }

}