Lesson10: Valuating Absences 04

4、Define Counting Classes and Day RulesITPUB个人空间x~@gxf;_
T#{P6}
each counting class 可以分为：ITPUB个人空间0Y J5]*b`k|r.w![
AP = absences paid ：queried in operations with the ID xAPnn
\!qo{I!F!QGX(\.H0 AU = absences unpaid ：queried with the ID xAUnnITPUB个人空间0K/QAE-_%T
可以用operation NUM 来访问counting classes，x = K for the value in calendar days, A in workdays, and S in hoursITPUB个人空间D2R/wY$R