Определить период

...

How many working days in year 2080?

Here is the detail of the calculation:

Because 2080 is a leap year, it has 366 days.

Let's remove 52 saturdays and 52 sundays. It remains 262 days.

Now, let's remove 9 public holidays that do not fall during a weekend and we obtain 253 working days in 2080.

Here is the list of these 9 public holidays:

1. New Year's Day : понедельник, январь 1, 2080
2. Martin Luther King Day : понедельник, январь 15, 2080
3. Memorial Day : понедельник, май 27, 2080
4. Juneteenth National Independence Day : среда, июнь 19, 2080
5. Independence Day : четверг, июль 4, 2080
6. Labor Day : понедельник, сентябрь 2, 2080
7. Veterans Day : понедельник, ноябрь 11, 2080
8. Thanksgiving : четверг, ноябрь 28, 2080
9. Christmas : среда, декабрь 25, 2080