using System;

​

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Enter Year");

        string name = Console.ReadLine();

        int parsedValue;

        bool success = int.TryParse(name, out parsedValue);

        if (success == true)

        {

            if (parsedValue % 400 == 0)

            {

                Console.WriteLine("Leap Year");

            }

            else if (parsedValue % 100 == 0)

            {

                Console.WriteLine("Leap Year");

            }

            else

            {

                Console.WriteLine("Not Leap Year");

            }

        }

    }

}