It roughly corresponds to the Gregorian calendar year, such as 1839, 1899, 1959, 20 19, 2079, etc. (60 year cycle). The specific algorithm is to divide the number of years by more than 60 and 39, or the number of years by 3, divide by 10 and the remainder by 12, and the years from beginning of spring to beginning of spring in the following year are all "years of self-sacrifice". For example, 1839, 1899, 1959, 20 19 and 2079 are all years of the sea.
What years are there in Jihai?
The years in 1 and 1 millennium are: 39, 99, 159, 2 19, 279, 339, 399, 459, 5 19 and 579 respectively.
2. The years of the second millennium are: 1059,119, 1 179, 1239, 1299. 1599, 1659, 17 19, 1779, 1839, 1899, 1959.
3. The years of the third millennium are: 20 19, 2079, 2 139, 2 199, 2259, 23 19, 2379, 2439, 2599.