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

0 vote159 views2 answers
Iostream c++
C++
0 vote177 views1 answer
Check if equal to \ char or not c++
C++
0 vote176 views1 answer
Tabeau dynamique c++
C++
-2 votes143 views1 answer
X += c++
C++
0 vote148 views2 answers
C++ how to read from a file
C++
92 votes310 views6 answers
String reverse
C++
0 vote153 views2 answers
Ue4 c++ switch enum
C++
0 vote163 views1 answer
Days in a year c++
C++
4 votes142 views1 answer
C++ get nth character in string
C++
8 votes177 views5 answers
Resize vector c++
C++