Определить период

...

How many working days in year 2124?

Here is the detail of the calculation:

Because 2124 is a leap year, it has 366 days.

Let's remove 53 saturdays and 53 sundays. It remains 260 days.

Now, let's remove 7 public holidays that do not fall during a weekend and we obtain 253 working days in 2124.

Here is the list of these 7 public holidays:

1. Vendredi Saint : пятница, 31 март, 2124
2. Lundi de Pâques : понедельник, 3 апрель, 2124
3. Jeudi de l'Ascension : четверг, 11 май, 2124
4. Lundi de la Pentecôte : понедельник, 22 май, 2124
5. Fête nationale suisse : вторник, 1 август, 2124
6. Jeûne genevois : четверг, 7 сентябрь, 2124
7. Noël : понедельник, 25 декабрь, 2124

And here are the 2 public holidays falling on a weekend:

1. Jour de l'An : суббота, 1 январь, 2124
2. Saint-Sylvestre : воскресенье, 31 декабрь, 2124