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How many working days in year 2051?

Here is the detail of the calculation:

Because 2051 is not a leap year, it has 365 days.

Let's remove 52 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 2051.

Here is the list of these 7 public holidays:

1. New Year's Holiday : понедельник, 2 январь, 2051
2. National Day : среда, 15 февраль, 2051
3. National Day Holiday : четверг, 16 февраль, 2051
4. May Day : понедельник, 1 май, 2051
5. May Day Holiday : вторник, 2 май, 2051
6. Great Friday : пятница, 5 май, 2051
7. Easter Monday : понедельник, 8 май, 2051

And here are the 5 public holidays falling on a weekend:

1. New Year's Day : воскресенье, 1 январь, 2051
2. Orthodox Christmas Day : суббота, 7 январь, 2051
3. Orthodox Easter Saturday : суббота, 6 май, 2051
4. Easter : воскресенье, 7 май, 2051
5. Armistice Day : суббота, 11 ноябрь, 2051