Define a period

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How many working days in year 1976?

Here is the detail of the calculation:

Because 1976 is a leap year, it has 366 days.

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

Now, let's remove 8 public holidays that do not fall during a weekend and we obtain 254 working days in 1976.

Here is the list of these 8 public holidays:

1. Нова Година : Thursday, 1 January, 1976
2. Празник после Нове Године : Friday, 2 January, 1976
3. Божић : Wednesday, 7 January, 1976
4. Дан после Дана државности Србије : Monday, 16 February, 1976
5. Дан после Дана државности Србије : Tuesday, 17 February, 1976
6. Велики петак : Friday, 23 April, 1976
7. Васкршњи понедељак : Monday, 26 April, 1976
8. Дан примирја : Thursday, 11 November, 1976

And here are the 5 public holidays falling on a weekend:

1. Дан државности Србије : Sunday, 15 February, 1976
2. Васкршња субота : Saturday, 24 April, 1976
3. Васкрс : Sunday, 25 April, 1976
4. Празник рада : Saturday, 1 May, 1976
5. Празник после Празника рада : Sunday, 2 May, 1976