Assistant: Hello! I handle your requests in natural language, such as:
“Analyze the period from November 1, 2025, to April 25, 2028.”
or
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or
“Next Thursday at 2:12 PM + 124 working hours”
or
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Assistant:
I understand all languages.
How many working days in year 1999?
Here is the detail of the calculation:
Because 1999 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 1999.
Here is the list of these 12 public holidays:
1. New Year's Day : п'ятниця, січень 1, 1999
2. Martin Luther King Day : понеділок, січень 18, 1999
3. Washington's Birthday : понеділок, лютий 15, 1999
4. Good Friday : п'ятниця, квітень 2, 1999
5. Memorial Day : понеділок, травень 31, 1999
6. Juneteenth (observance) : п'ятниця, червень 18, 1999
7. Independence Day (observance) : понеділок, липень 5, 1999
8. Labor Day : понеділок, вересень 6, 1999
9. Veterans Day : четвер, листопад 11, 1999
10. Thanksgiving : четвер, листопад 25, 1999
11. Christmas Eve : п'ятниця, грудень 24, 1999
12. New Year's Day (observance) : п'ятниця, грудень 31, 1999
And here are the 3 public holidays falling on a weekend:
1. Juneteenth National Independence Day : субота, червень 19, 1999
2. Independence Day : неділя, липень 4, 1999
3. Christmas : субота, грудень 25, 1999