Question: Assume that your computer has 4 CPUs. Write a multithreaded program in C++ that runs 4 different threads simultaneously. The entire process will add the

Assume that your computer has 4 CPUs. Write a multithreaded program in C++ that runs 4 different threads simultaneously. The entire process will add the first 1,000,000 numbers (from 1 to 1,000,000) to a shared variable sum. You need to use a pthread_mutex_t to provide mutual exclusion so that the final result of sum is 500,000,500,000.

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