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  1. #include <vector>
  2. #include <cassert>
  3.  
  4. struct Card {
  5.   Card(int) {}
  6. };
  7.  
  8. template<class F>
  9. void repeat(unsigned times, F callback) {
  10.   while (times--) callback();
  11. }
  12.  
  13. int main() {
  14.   std::vector<Card> cards;
  15.   for (int i = 0; i < 42; i++) {
  16.     repeat(10, [&] { cards.push_back(Card(i)); });
  17.   }
  18.   assert(cards.size() == 420);
  19. }
Success #stdin #stdout 0s 2956KB
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https://ideone.com/lHjtP
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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