import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner (System.in);
        int a = scanner.nextInt();
        if (a == 1)
        System.out.println("Luni");
        else if (a == 2)
        System.out.println("Marti");
        else if (a == 3)
        System.out.println("Miercuri");
        else if (a == 4)
        System.out.println("Joi");
        else if (a == 5)
        System.out.println("Vineri");
        else if (a == 6)
        System.out.println("Sambata");
        else if (a == 7)
        System.out.println("Duminica");
        else
        System.out.println("Error");
    }
}