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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. Good Friday : пятница, 3 апрель, 2105
3. Easter Monday : понедельник, 6 апрель, 2105
4. Labour Day : пятница, 1 май, 2105
5. Establishment Day : среда, 1 июль, 2105
6. National Day : четверг, 1 октябрь, 2105
7. Christmas Day : пятница, 25 декабрь, 2105

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

1. Holy Saturday : суббота, 4 апрель, 2105
2. Boxing Day : суббота, 26 декабрь, 2105