HAL Corp is a major IT support company that maintains a minimum critical staff for one of it's customers (a financial institution) on the overnight shift every week. The manager Olga estimates the following requirements for Windows subject matter experts (SME's) for the late night shift each week. SME's work four consecutive days, then have off three consecutive days off. Perform cyclical scheduling on the data. (Note that you must identify three-day patterns of minimum requirements). How many SME's are required? How much extra capacity is required