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Mar 21st, 2018
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  1. template <int i, int j, class T>
  2. auto to_pair(T tuple) -> decltype(std::make_pair(std::get<i>(tuple), std::get<j>(tuple)))
  3. {
  4. return std::make_pair(std::get<i>(tuple), std::get<j>(tuple));
  5. }
  6.  
  7. template <class T>
  8. auto to_pair(int i, int j, T tuple) -> decltype(std::make_pair(std::get<i>(tuple), std::get<j>(tuple)))
  9. {
  10. return std::make_pair(std::get<i>(tuple), std::get<j>(tuple));
  11. }
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