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How many working days in year 1945?

Here is the detail of the calculation:

Because 1945 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 14 public holidays that do not fall during a weekend and we obtain 247 working days in 1945.

Here is the list of these 14 public holidays:

1. New Year's Day : понедельник, 1 январь, 1945
2. Seollal / Korean New Year Holiday : понедельник, 12 февраль, 1945
3. Seollal / Korean New Year Holiday : вторник, 13 февраль, 1945
4. Seollal / Korean New Year Holiday : среда, 14 февраль, 1945
5. Independence Movement Day : четверг, 1 март, 1945
6. Children's Day : понедельник, 7 май, 1945
7. Memorial Day : среда, 6 июнь, 1945
8. Liberation Day : среда, 15 август, 1945
9. Chuseok / Midautumn Festival : среда, 19 сентябрь, 1945
10. Chuseok / Midautumn Festival : четверг, 20 сентябрь, 1945
11. Chuseok / Midautumn Festival : пятница, 21 сентябрь, 1945
12. National Foundation Day : среда, 3 октябрь, 1945
13. Hangeul Day : вторник, 9 октябрь, 1945
14. Christmas Day : вторник, 25 декабрь, 1945

And here are the 2 public holidays falling on a weekend:

1. Children's Day : суббота, 5 май, 1945
2. Buddha's Birthday : суббота, 19 май, 1945