Define a period

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How many working days in year 2034?

Here is the detail of the calculation:

Because 2034 is not a leap year, it has 365 days.

Let's remove 52 saturdays and 53 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 2034.

Here is the list of these 12 public holidays:

1. Seollal / Korean New Year Holiday : Monday, 20 February, 2034
2. 삼일절 : Wednesday, 1 March, 2034
3. 어린이날 : Friday, 5 May, 2034
4. 석가탄신일 : Thursday, 25 May, 2034
5. 현충일 : Tuesday, 6 June, 2034
6. 광복절 : Tuesday, 15 August, 2034
7. 추석 : Tuesday, 26 September, 2034
8. 추석 : Wednesday, 27 September, 2034
9. 추석 : Thursday, 28 September, 2034
10. 개천절 : Tuesday, 3 October, 2034
11. 한글날 : Monday, 9 October, 2034
12. 성탄절 : Monday, 25 December, 2034

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

1. 신정 : Sunday, 1 January, 2034
2. Seollal / Korean New Year Holiday : Saturday, 18 February, 2034
3. Seollal / Korean New Year Holiday : Sunday, 19 February, 2034