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  1. #include <iostream>
  2. #include <regex>
  3. #include <ctime>
  4. using namespace std;
  5.  
  6. int main() {
  7.     clock_t t = clock();
  8.     regex_match("", regex(".{40000}"));
  9.     cout << double(clock() - t) / CLOCKS_PER_SEC << endl;
  10. }
Success #stdin #stdout 0.02s 3552KB
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Standard input is empty
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0.02222
https://ideone.com/MZT017
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
secret

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