Question: Assume we have three process A , B and C , executing three operations opA, opB, opC respectively. We want opA executed only when both

Assume we have three process A, B and C, executing three operations opA, opB, opC respectively. We want opA executed only when both opB and opC are executed. How to achive this using semaphores?
Assume we have three process A , B and C ,

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