Define a period

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How many working days in year 2000?

Here is the detail of the calculation:

Because 2000 is a leap year, it has 366 days.

Let's remove 53 saturdays and 53 sundays. It remains 260 days.

Now, let's remove 10 public holidays that do not fall during a weekend and we obtain 250 working days in 2000.

Here is the list of these 10 public holidays:

1. Ziua Unirii Principatelor Române : Monday, 24 January, 2000
2. Vinerea Mare : Friday, 28 April, 2000
3. A doua zi de Paște : Monday, 1 May, 2000
4. Ziua Copilului : Thursday, 1 June, 2000
5. A doua zi de Rusalii : Monday, 19 June, 2000
6. Adormirea Maicii Domnului : Tuesday, 15 August, 2000
7. Sfântul Andrei : Thursday, 30 November, 2000
8. Ziua Națională a României : Friday, 1 December, 2000
9. Crăciunul : Monday, 25 December, 2000
10. A doua zi de Crăciun : Tuesday, 26 December, 2000

And here are the 4 public holidays falling on a weekend:

1. Anul Nou : Saturday, 1 January, 2000
2. A doua zi după Anul Nou : Sunday, 2 January, 2000
3. Paște ortodox : Sunday, 30 April, 2000
4. Rusalii : Sunday, 18 June, 2000