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  1. #include <iostream>
  2. #include <functional>
  3.  
  4. struct execute {
  5.     const unsigned long long n;
  6.  
  7.     void operator() (std::function<void()> what) {
  8.         for (auto i = 0; i < n; i++)
  9.             what();
  10.     }
  11.  
  12.     void operator() (std::function<void(unsigned long long)> what) {
  13.         for (auto i = 0; i < n; i++)
  14.             what(i);
  15.     }
  16. };
  17.  
  18. execute operator"" _times(unsigned long long n) {
  19.     return execute{n};
  20. }
  21.  
  22. int main() {
  23.     3_times([]{
  24.         std::cout << "bla" << std::endl;
  25.     });
  26.  
  27.     auto twice = 2_times;
  28.  
  29.     twice([]{
  30.         std::cout << "blup" << std::endl;
  31.     });
  32.  
  33.     3_times([](auto i) {
  34.         std::cout << "counting: " << i << std::endl;
  35.     });
  36. }
  37.  
Success #stdin #stdout 0s 3472KB
comments (?)
stdin
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Standard input is empty
stdout
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bla
bla
bla
blup
blup
counting: 0
counting: 1
counting: 2
https://ideone.com/nH7K1v
cpp 14 42.times with counter
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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