text: #include "Timer.hpp"
  #include <iostream>
  #include <thread>
  
  int main() {
  
    using namespace std::chrono_literals;
  
    HighResolutionTimer timer;
  
    timer.restart();
  
    std::this_thread::sleep_for(3s);
  
    auto el = timer.elapsed();
  
    fprintf(stdout, "exec time: %.6f us\n", el);
  
    return 0;
  }