::measure_time

#include <chrono>
#include <functional>
#include <utility>

template<typename Duration = std::chrono::seconds, typename Callable, typename... Args>
Duration measure_time(Callable&& callable, Args&&... args) {

    using namespace std::chrono;

    auto start = high_resolution_clock::now();
    std::invoke(std::forward<Callable>(callable), std::forward<Args>(args)...);
    auto stop = high_resolution_clock::now();

    return duration_cast<Duration>(stop - start);

}