using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine($"Is 1 a weekend? {IsWeekend(1)}");

        Console.WriteLine($"Is 2 a weekend? {IsWeekend(2)}");

        Console.WriteLine($"Is 3 a weekend? {IsWeekend(3)}");

        Console.WriteLine($"Is 4 a weekend? {IsWeekend(4)}");

        Console.WriteLine($"Is 5 a weekend? {IsWeekend(5)}");

        Console.WriteLine($"Is 6 a weekend? {IsWeekend(6)}");

        Console.WriteLine($"Is 7 a weekend? {IsWeekend(7)}");

    }

    private static bool IsWeekend(int day) {

        if (day % 7 == 0 || day % 6 == 0) {

          return true;

        }

        return false;

    }

}