24 decltype(std::chrono::system_clock::now()) start_;
27 void Reset() { start_ = std::chrono::system_clock::now(); }
29 auto t = std::chrono::system_clock::now();
30 return std::chrono::duration_cast<std::chrono::milliseconds>(t - start_).count();
37 return os << timer.MilliSecs() <<
" milliseconds\n";
long long MilliSecs(void) const
long long CentiSecs() const
auto operator<<(S &os, const Timer &timer) -> decltype(os)