Not sure how the fixes the leap year? The Egyptian calendar was also easier, but still drifted: https://en.m.wikipedia.org/wiki/Egyptian_calendar https://en.m.w

Not sure how the fixes the leap year? The Egyptian calendar was also easier, but still drifted: https://en.m.wikipedia.org/wiki/Egyptian_calendar https://en.m.wikipedia.org/wiki/Egyptian_calendar perhaps they could put all the extra days at the end if the year as a holiday. Some years 5 days other years 6 days.