Sleeping Barber Problem. Fill out the 7 tables on the right after each semaphore and then answer the questions as the bottom. AZWRS BR CR AZWRS Queue BR Queue CR Queue NFWRS Barber 1 Barber 2 Customer1 Customer 2 Customer 3 ICustomer 4 semwait(A2WRS) sem Wait(A2WRS) sem Wait(CR) if(NFWRS>0) NFWRS -= 1; semSignal(CR) sem Wait(AZWRS) semwait(A2WRS) semSignal(AZWRS) if(NFWRS>0) NFWRS -= 1; sem Signal(CR) sem Signal(A2WRS) if(NFWRS>) NFWRS -= 1; semSignal(AZWRS) NFWRStal semSignal(BR) 16 semSignal(A2WRS) 17 semwait(AZWRS) if(NFWRS>) NEWRS -= 1; semSignal(CR) 20 semSignal( A2WRS) 21 semWait(CR) 22 semWait(A2WRS) 23 NFWRS+=1 24 semSignal (BR) 25 semSignal(AZWRS) 261 27 semwait(BR) sem Wait(BR) 1. How many people/processes were involved with the barbershop? 2. How many people were completely done getting a haircut at the end of the code stepthrough? 3. How many people were still waiting to get their hair cut? 4. How many people walked out? (Why?) Sleeping Barber Problem. Fill out the 7 tables on the right after each semaphore and then answer the questions as the bottom. AZWRS BR CR AZWRS Queue BR Queue CR Queue NFWRS Barber 1 Barber 2 Customer1 Customer 2 Customer 3 ICustomer 4 semwait(A2WRS) sem Wait(A2WRS) sem Wait(CR) if(NFWRS>0) NFWRS -= 1; semSignal(CR) sem Wait(AZWRS) semwait(A2WRS) semSignal(AZWRS) if(NFWRS>0) NFWRS -= 1; sem Signal(CR) sem Signal(A2WRS) if(NFWRS>) NFWRS -= 1; semSignal(AZWRS) NFWRStal semSignal(BR) 16 semSignal(A2WRS) 17 semwait(AZWRS) if(NFWRS>) NEWRS -= 1; semSignal(CR) 20 semSignal( A2WRS) 21 semWait(CR) 22 semWait(A2WRS) 23 NFWRS+=1 24 semSignal (BR) 25 semSignal(AZWRS) 261 27 semwait(BR) sem Wait(BR) 1. How many people/processes were involved with the barbershop? 2. How many people were completely done getting a haircut at the end of the code stepthrough? 3. How many people were still waiting to get their hair cut? 4. How many people walked out? (Why?)