Question: For the programs below, which will be executed cuncurrentlty, use the empty rectangles to show where to add one of the two semaphore pperations semsignal

For the programs below, which will be executed cuncurrentlty, use the empty rectangles to show where to add one of the two semaphore
pperations semsignal(s) or semwait(s), or /* do nothing */ to insure that printf0is never executed
Note that in the plates where non of the two semaphore operrations is used, you must fill in the blanks with /* do nothing

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