getGanIndex method
Implementation
int getGanIndex() {
int offset = (LunarYear.fromYear(_year).getGanIndex() + 1) % 5 * 2;
return (_index - 1 + offset) % 10;
}
int getGanIndex() {
int offset = (LunarYear.fromYear(_year).getGanIndex() + 1) % 5 * 2;
return (_index - 1 + offset) % 10;
}