Get Gregorian year from lunar cycle/year
Converts the cycle/year pair to a Gregorian year number using the calendar's epoch year.
Calendar configuration (provides epoch year)
60-year cycle number (1-based)
Year within the cycle (1-60)
Gregorian year number
Low-level pure functions for calendar conversion. Most users should prefer the ChineseDate value object API. These functions are useful when you need fine-grained control or want to build custom logic on top of the core algorithms.