#ifndef TIMER_HH
#define TIMER_HH

#include <chrono>

inline double getDuration(std::chrono::time_point<std::chrono::system_clock> a,
        std::chrono::time_point<std::chrono::system_clock> b) {
    return  std::chrono::duration<double>(b - a).count();
}

#define timestamp(__var__) auto __var__ = std::chrono::system_clock::now();

#include <chrono>

#endif  // TIMER_HH