1.Chrono库简介
#includeusing namespace std::chrono; auto st=system_clock::now(); //start time, In seconds ...code block... duration diff= system_clock::now()-st; cout<<"time= "<
- TicToc计时法
TicToc st; ...code block... cout<<"time= " <

1.Chrono库简介
#includeusing namespace std::chrono; auto st=system_clock::now(); //start time, In seconds ...code block... duration diff= system_clock::now()-st; cout<<"time= "<
- TicToc计时法
TicToc st; ...code block... cout<<"time= " <