Define a period

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How many working days in year 2007?

Here is the detail of the calculation:

Because 2007 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 12 public holidays that do not fall during a weekend and we obtain 249 working days in 2007.

Here is the list of these 12 public holidays:

1. Anul Nou : Monday, 1 January, 2007
2. A doua zi după Anul Nou : Tuesday, 2 January, 2007
3. Ziua Unirii Principatelor Române : Wednesday, 24 January, 2007
4. Vinerea Mare : Friday, 6 April, 2007
5. A doua zi de Paște : Monday, 9 April, 2007
6. Ziua Muncii : Tuesday, 1 May, 2007
7. A doua zi de Rusalii : Monday, 28 May, 2007
8. Ziua Copilului : Friday, 1 June, 2007
9. Adormirea Maicii Domnului : Wednesday, 15 August, 2007
10. Sfântul Andrei : Friday, 30 November, 2007
11. Crăciunul : Tuesday, 25 December, 2007
12. A doua zi de Crăciun : Wednesday, 26 December, 2007

And here are the 3 public holidays falling on a weekend:

1. Paște ortodox : Sunday, 8 April, 2007
2. Rusalii : Sunday, 27 May, 2007
3. Ziua Națională a României : Saturday, 1 December, 2007