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  1. #include <chrono>
  2. #include <stdio.h>
  3.  
  4. int main()
  5. {
  6.   using namespace std::chrono;
  7.   using clock = steady_clock;
  8.  
  9.   clock::time_point start = clock::now();
  10.   long long s = 0;
  11.   for (long long i = 1; i <= 1000000000; ++i) s += i;
  12.   clock::time_point stop = clock::now();
  13.   auto diff = duration_cast<duration<double>>(stop - start).count();
  14.   printf("%lld \n", s);
  15.   printf("%f seconds", diff);
  16.  
  17.   return 0;
  18. }
  19.  
Success #stdin #stdout 1.32s 3340KB
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stdin
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Standard input is empty
stdout
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500000000500000000 
1.319095 seconds
https://ideone.com/I8mEe4
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
secret

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