Vector of threads thread pool c++

namespace {
  std::vector<std::thread> workers;

  int total = 4;
  int arr[4] = {0};

  void each_thread_does(int i) {
    arr[i] += 2;
  }
}

int main(int argc, char *argv[]) {
  for (int i = 0; i < 8; ++i) { // for 8 iterations,
    for (int j = 0; j < 4; ++j) {
      workers.push_back(std::thread(each_thread_does, j));
    }
    for (std::thread &t: workers) {
      if (t.joinable()) {
        t.join();
      }
    }
    arr[4] = std::min_element(arr, arr+4);
  }
  return 0;
}

Source: stackoverflow.com

Similar codes

1 vote127 views1 answer
Use of undeclared identifier 'unique_ptr'
C++
1 vote133 views1 answer
Get current date in c++
C++
0 vote121 views1 answer
Ask a question and answer it in code c++
C++
2 votes127 views2 answers
Back() in c++
C++
8 votes120 views6 answers
Char to int in c++
C++
0 vote129 views1 answer
Tutti i tipi di equazioni trigonometriche
C++
1 vote125 views1 answer
Print std map
C++
3 votes123 views1 answer
C++ generate random char
C++
7 votes86 views1 answer
C++ create class from class name
C++
0 vote123 views1 answer
How to get steam id c++
C++