private PublicHoliday ApplyShiftingRules(PublicHoliday holiday)
{
return(holiday
.Shift(saturday => saturday.AddDays(2), sunday => sunday.AddDays(1))
.ShiftWeekdays(tuesday: tuesday => tuesday.AddDays(-1), wednesday: wednesday => wednesday.AddDays(2), thursday: thursday => thursday.AddDays(1)));
}
