#include "utils.h" double utils::get_time_windows() { LARGE_INTEGER timer; static LARGE_INTEGER fre; static int init = 0; double t; if (init != 1) { QueryPerformanceFrequency(&fre); init = 1; } QueryPerformanceCounter(&timer); t = timer.QuadPart * 1. / fre.QuadPart; return t; }