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#include
   
     using namespace std;int main(){clock_t startTime,endTime; startTime = clock();//计时开始......endTime = clock(); //结束//cout << "Totle Time : " <<(double)(endTime - startTime) / CLOCKS_PER_SEC << "s" << endl;//此处是以秒为单位cout << "Totle Time : " <<(double)(endTime - startTime) << "ms" << endl;//此处计算ms为单位}方法2：double t0=getTickCount();//计时开始double t1=(getTickCount()-t0)/getTickFrequency();//计时结束cout<<"程序用时:"<
    
     <<"s"<