Question: (10 points) Solve the critical section problem using the atomic decrement instruction. Its definition is: 4. int Dec(int &x): x=x-1; return x This instruction executes

(10 points) Solve the critical section problem using the atomic decrement

(10 points) Solve the critical section problem using the atomic decrement instruction. Its definition is: 4. int Dec(int &x): x=x-1; return x This instruction executes atomically. Note also that x is a reference parameter. You are to provide the entry0 and exit0 routines, as in the Test-and-Set example in class

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