// This example shows how to create task using either 'emplace'
// or 'silent_emplace'.

#include 
#include 

int main(){

  tf::Taskflow tf;
  
  // The method emplace gives you a future to retrieve the result.
  // You may pass this future to another thread or program context
  // to enable more asynchronous control flows.
  auto [A, fuA] = tf.emplace([] () {
    std::cout