Определить период

...

How many working days in year 2041?

Here is the detail of the calculation:

Because 2041 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 8 public holidays that do not fall during a weekend and we obtain 253 working days in 2041.

Here is the list of these 8 public holidays:

1. Confraternização Universal : вторник, 1 январь, 2041
2. Terça-feira de Carnaval : вторник, 5 март, 2041
3. Sexta Feira Santa ou Paixão de Cristo : пятница, 19 апрель, 2041
4. Dia do Trabalho : среда, 1 май, 2041
5. Corpus Christi : четверг, 20 июнь, 2041
6. Proclamação da República Brasileira : пятница, 15 ноябрь, 2041
7. Dia Nacional de Zumbi e da Consciência Negra : среда, 20 ноябрь, 2041
8. Natal : среда, 25 декабрь, 2041

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

1. Tiradentes : воскресенье, 21 апрель, 2041
2. Independência do Brasil : суббота, 7 сентябрь, 2041
3. Nossa Senhora Aparecida : суббота, 12 октябрь, 2041
4. Dia do Piauí : суббота, 19 октябрь, 2041
5. Finados : суббота, 2 ноябрь, 2041
6. Dia de Nossa Senhora da Conceição : воскресенье, 8 декабрь, 2041