Define a period

...

How many working days in year 2048?

Here is the detail of the calculation:

Because 2048 is a leap year, it has 366 days.

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

Now, let's remove 7 public holidays that do not fall during a weekend and we obtain 255 working days in 2048.

Here is the list of these 7 public holidays:

1. New Year's Day : Wednesday, 1 January, 2048
2. Easter Monday : Monday, 6 April, 2048
3. Labour Day : Friday, 1 May, 2048
4. Ascension Day : Thursday, 14 May, 2048
5. Whit Monday : Monday, 25 May, 2048
6. National Day : Tuesday, 23 June, 2048
7. Christmas Day : Friday, 25 December, 2048

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

1. Europe Day : Saturday, 9 May, 2048
2. Assumption of Mary : Saturday, 15 August, 2048
3. All Saints' Day : Sunday, 1 November, 2048
4. St. Stephen's Day : Saturday, 26 December, 2048