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How many working days in year 1958?

Here is the detail of the calculation:

Because 1958 is not a leap year, it has 365 days.

Let's remove 52 saturdays and 52 sundays. It remains 261 days.

Now, let's remove 9 public holidays that do not fall during a weekend and we obtain 252 working days in 1958.

Here is the list of these 9 public holidays:

1. Jour de l'An : среда, 1 январь, 1958
2. Lundi de Pâques : понедельник, 7 апрель, 1958
3. Fête du Travail : четверг, 1 май, 1958
4. Jeudi de l'Ascension : четверг, 15 май, 1958
5. Lundi de la Pentecôte : понедельник, 26 май, 1958
6. Fête Nationale : понедельник, 21 июль, 1958
7. Assomption : пятница, 15 август, 1958
8. Fête de l'Armistice : вторник, 11 ноябрь, 1958
9. Noël : четверг, 25 декабрь, 1958

And here is the public holiday falling on a weekend:

1. Toussaint : суббота, 1 ноябрь, 1958