Who invented the Gregorian calendar?

If you are talking about the calendar, it is the heavenly prison system: Taishiling-Taishiling-Taishiling-Four-Day Prison-Qintian Prison. . If you are talking about choosing a date in this system, then this is a branch of ancient magic in China, that is, selection. This can be traced back to ancient times, such as silk calligraphy and so on .

Adopt it