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How many working days in year 2112?

Here is the detail of the calculation:

Because 2112 is a leap year, it has 366 days.

Let's remove 53 saturdays and 52 sundays. It remains 261 days.

Now, let's remove 6 public holidays that do not fall during a weekend and we obtain 255 working days in 2112.

Here is the list of these 6 public holidays:

1. New Year's Day : пятница, 1 январь, 2112
2. Independence Movement Day : вторник, 1 март, 2112
3. Children's Day : четверг, 5 май, 2112
4. Memorial Day : понедельник, 6 июнь, 2112
5. Liberation Day : понедельник, 15 август, 2112
6. National Foundation Day : понедельник, 3 октябрь, 2112

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

1. Hangeul Day : воскресенье, 9 октябрь, 2112
2. Christmas Day : воскресенье, 25 декабрь, 2112