Определить период

...

How many working days in year 2099?

Here is the detail of the calculation:

Because 2099 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 11 public holidays that do not fall during a weekend and we obtain 250 working days in 2099.

Here is the list of these 11 public holidays:

1. Restoration Day of the Independent Czech State : четверг, 1 январь, 2099
2. Good Friday : пятница, 10 апрель, 2099
3. Easter Monday : понедельник, 13 апрель, 2099
4. Labour Day : пятница, 1 май, 2099
5. Liberation Day : пятница, 8 май, 2099
6. Jan Hus Day : понедельник, 6 июль, 2099
7. St Wenceslas Day : понедельник, 28 сентябрь, 2099
8. Independence Day : среда, 28 октябрь, 2099
9. Freedom and Democracy Day : вторник, 17 ноябрь, 2099
10. Christmas Eve : четверг, 24 декабрь, 2099
11. Christmas Day : пятница, 25 декабрь, 2099

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

1. St Cyril and Methodius' Day : воскресенье, 5 июль, 2099
2. St. Stephen's Day : суббота, 26 декабрь, 2099