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How many working days in year 2120?

Here is the detail of the calculation:

Because 2120 is a leap year, it has 366 days.

Let's remove 52 saturdays and 52 sundays. It remains 262 days.

Now, let's remove 8 public holidays that do not fall during a weekend and we obtain 254 working days in 2120.

Here is the list of these 8 public holidays:

1. New Year's Day : понедельник, 1 январь, 2120
2. New Year's Holiday : вторник, 2 январь, 2120
3. Orthodox Christmas Holiday : понедельник, 8 январь, 2120
4. National Day : четверг, 15 февраль, 2120
5. National Day Holiday : пятница, 16 февраль, 2120
6. May Day : среда, 1 май, 2120
7. May Day Holiday : четверг, 2 май, 2120
8. Armistice Day : понедельник, 11 ноябрь, 2120

And here is the public holiday falling on a weekend:

1. Orthodox Christmas Day : воскресенье, 7 январь, 2120