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How many working days in year 2105?

Here is the detail of the calculation:

Because 2105 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 7 public holidays that do not fall during a weekend and we obtain 254 working days in 2105.

Here is the list of these 7 public holidays:

1. New Year's Day : четверг, 1 январь, 2105
2. Epiphany : вторник, 6 январь, 2105
3. Good Friday : пятница, 3 апрель, 2105
4. Easter Monday : понедельник, 6 апрель, 2105
5. May Day : пятница, 1 май, 2105
6. Ascension Day : четверг, 14 май, 2105
7. Christmas Day : пятница, 25 декабрь, 2105

And here are the 6 public holidays falling on a weekend:

1. Easter Sunday : воскресенье, 5 апрель, 2105
2. Whit Sunday : воскресенье, 24 май, 2105
3. Midsummer Day : суббота, 20 июнь, 2105
4. All Saints' Day : суббота, 31 октябрь, 2105
5. Independence Day : воскресенье, 6 декабрь, 2105
6. St Stephen's Day : суббота, 26 декабрь, 2105