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How many working days in year 1918?

Here is the detail of the calculation:

Because 1918 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 1918.

Here is the list of these 12 public holidays:

1. New Year's Day : вторник, 1 январь, 1918
2. New Year Holiday : среда, 2 январь, 1918
3. Preseren's Day : пятница, 8 февраль, 1918
4. Easter Monday : понедельник, 1 апрель, 1918
5. May Day : среда, 1 май, 1918
6. May Day Holiday : четверг, 2 май, 1918
7. Statehood Day : вторник, 25 июнь, 1918
8. Assumption Day : четверг, 15 август, 1918
9. Reformation Day : четверг, 31 октябрь, 1918
10. All Saints' Day : пятница, 1 ноябрь, 1918
11. Christmas Day : среда, 25 декабрь, 1918
12. Independence and Unity Day : четверг, 26 декабрь, 1918

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

1. Easter : воскресенье, 31 март, 1918
2. Resistance Day : суббота, 27 апрель, 1918
3. Whitsunday : воскресенье, 19 май, 1918