Define a period

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How many working days in year 1934?

Here is the detail of the calculation:

Because 1934 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 1934.

Here is the list of these 12 public holidays:

1. New Year's Day : Monday, 1 January, 1934
2. Seollal / Korean New Year Holiday : Tuesday, 13 February, 1934
3. Seollal / Korean New Year Holiday : Wednesday, 14 February, 1934
4. Seollal / Korean New Year Holiday : Thursday, 15 February, 1934
5. Independence Movement Day : Thursday, 1 March, 1934
6. Children's Day : Monday, 7 May, 1934
7. Memorial Day : Wednesday, 6 June, 1934
8. Liberation Day : Wednesday, 15 August, 1934
9. Chuseok / Midautumn Festival : Monday, 24 September, 1934
10. National Foundation Day : Wednesday, 3 October, 1934
11. Hangeul Day : Tuesday, 9 October, 1934
12. Christmas Day : Tuesday, 25 December, 1934

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

1. Children's Day : Saturday, 5 May, 1934
2. Buddha's Birthday : Sunday, 20 May, 1934
3. Chuseok / Midautumn Festival : Saturday, 22 September, 1934
4. Chuseok / Midautumn Festival : Sunday, 23 September, 1934