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  1. #include <iostream>
  2. #include <utility>
  3.  
  4. using namespace std;
  5.  
  6. pair<int, int> test() {
  7. 	return make_pair(13, 42);
  8. }
  9.  
  10. template<typename T, typename U>
  11. std::pair<T&,U&> tie_pair(T& l, U& r)
  12. {
  13. 	return std::pair<T&, U&>(l, r);
  14. }
  15.  
  16. int main() {
  17. 	int a = 1, b = 2;
  18.  
  19. 	//pair<int&, int&>(a, b) = test();
  20. 	// make_pair<int&, int&>(a, b) = test();
  21. 	tie_pair(a,b) = test();
  22.  
  23. 	cout << a << ' ' << b << endl;
  24. }
Success #stdin #stdout 0s 3468KB
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stdin
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Standard input is empty
stdout
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13 42
https://ideone.com/muAcaG
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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