Определить период

...

How many working days in year 2130?

Here is the detail of the calculation:

Because 2130 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 6 public holidays that do not fall during a weekend and we obtain 254 working days in 2130.

Here is the list of these 6 public holidays:

1. Republic Day : четверг, 26 январь, 2130
2. Good Friday : пятница, 24 март, 2130
3. Mesadi : пятница, 14 апрель, 2130
4. Independence Day : вторник, 15 август, 2130
5. Mahatma Gandhi's Birthday : понедельник, 2 октябрь, 2130
6. Christmas : понедельник, 25 декабрь, 2130

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

1. New Year's Day : воскресенье, 1 январь, 2130
2. Makar Sankranti : суббота, 14 январь, 2130
3. Maharaja Shivaji Jayanti : воскресенье, 19 февраль, 2130
4. Christmas Eve : воскресенье, 24 декабрь, 2130