Define a period

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How many working days in year 1955?

Here is the detail of the calculation:

Because 1955 is not a leap year, it has 365 days.

Let's remove 53 saturdays and 52 sundays. It remains 260 days.

Now, let's remove 12 public holidays that do not fall during a weekend and we obtain 248 working days in 1955.

Here is the list of these 12 public holidays:

1. New Year's Day : Monday, 3 January, 1955
2. National day : Thursday, 3 March, 1955
3. Orthodox Easter Friday : Friday, 15 April, 1955
4. Orthodox Easter Monday : Monday, 18 April, 1955
5. Labour Day (observance) : Monday, 2 May, 1955
6. St. George's Day : Friday, 6 May, 1955
7. Culture and Literacy Day : Tuesday, 24 May, 1955
8. Unification Day : Tuesday, 6 September, 1955
9. Independence Day : Thursday, 22 September, 1955
10. Boxing day : Monday, 26 December, 1955
11. Christmas Day (observance) : Tuesday, 27 December, 1955
12. Christmas Day (observance) : Wednesday, 28 December, 1955

And here are the 6 public holidays falling on a weekend:

1. New Year's Day : Saturday, 1 January, 1955
2. Orthodox Easter Saturday : Saturday, 16 April, 1955
3. Orthodox Easter Sunday : Sunday, 17 April, 1955
4. Labour Day : Sunday, 1 May, 1955
5. Christmas Eve : Saturday, 24 December, 1955
6. Christmas Day : Sunday, 25 December, 1955