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Semaphores can be used for synchronization. For instance, consider two processes, P1 and P2. P1 has to wait until P2 finishes statement S2 before P1

Semaphores can be used for synchronization. For instance, consider two processes, P1 and P2. P1 has to wait until P2 finishes statement S2 before P1 can execute statement S1. Implement the example using the system semaphore functions.

S1 and S2 can be just printf() statements

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