package com.company;
import java.util.Scanner;

public class Main {

    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int year = sc.nextInt();
        if (((year % 100 != 0)&&(year % 4 == 0))||(year % 400 == 0)){
            System.out.println("Leap year");
        }
        else {
            System.out.println("Not leap year");
        }
    }
}