Answer by Nathan for Measuring the runtime of a C++ code?
If you wish to print the measured time with printf(), you can use this:auto start = std::chrono::system_clock::now();/* measured work */auto end = std::chrono::system_clock::now();auto elapsed =...
View ArticleAnswer by Timmmm for Measuring the runtime of a C++ code?
This is the code I use: const auto start = std::chrono::steady_clock::now(); // Your code here. const auto end = std::chrono::steady_clock::now(); std::chrono::duration<double> elapsed = end -...
View ArticleAnswer by rwp for Measuring the runtime of a C++ code?
You could also try some timer classes that start and stop automatically, and gather statistics on the average, maximum and minimum time spent in any block of code, as well as the number of calls. These...
View ArticleAnswer by vitaut for Measuring the runtime of a C++ code?
Use std::chrono::steady_clock and not std::chrono::system_clock for measuring run time in C++11. The reason is (quoting system_clock's documentation):on most systems, the system time can be adjusted at...
View ArticleAnswer by BЈовић for Measuring the runtime of a C++ code?
You can use time to start your program. When it ends, it print nice time statistics about program run. It is easy to configure what to print. By default, it print user and CPU times it took to execute...
View ArticleAnswer by betabandido for Measuring the runtime of a C++ code?
If you are using C++11 you can use system_clock::now():auto start = std::chrono::system_clock::now();/* do some work */auto end = std::chrono::system_clock::now();auto elapsed = end - start;std::cout...
View ArticleAnswer by Kjir for Measuring the runtime of a C++ code?
I used something like this in one of my projects:#include <sys/time.h>struct timeval start, end;gettimeofday(&start, NULL);//Computegettimeofday(&end, NULL);double elapsed = ((end.tv_sec...
View ArticleMeasuring the runtime of a C++ code?
I want to measure the runtime of my C++ code. Executing my code takes about 12 hours and I want to write this time at the end of execution of my code. How can I do it in my code?Operating system: Linux
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