How many days does the front desk of Hanting Express Hotel rest a month?

I work at the front desk of Hanting Hotel in Wujiang, Suzhou, in three shifts, from 8 am to 3 pm on the first day, from 3 pm to 9: 30 pm on the second day, from 9: 30 pm to 8 pm on the third day, and rest after 8 am on the fourth day 1 day, and rest on the fifth day 1 day. Rotate in turn. This is a flight. I hope to adopt my answer.