Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:26:22: error: no matching function for call to ‘sort(std::vector<std::pair<int, int> >&, bool (&)(std::pair<int, int>, std::pair<int, int>))’ sort(temp, pair_sort); ^ user.cpp:26:22: note: candidates are: In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from user.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:5461:5: note: template<class _RAIter> void std::sort(_RAIter, _RAIter) sort(_RandomAccessIterator __first, _RandomAccessIterator __last) ^ /usr/include/c++/4.8/bits/stl_algo.h:5461:5: note: template argument deduction/substitution failed: user.cpp:26:22: note: deduced conflicting types for parameter ‘_RAIter’ (‘std::vector<std::pair<int, int> >’ and ‘bool (*)(std::pair<int, int>, std::pair<int, int>)’) sort(temp, pair_sort); ^ In file included from /usr/include/c++/4.8/algorithm:62:0, from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:64, from user.cpp:1: /usr/include/c++/4.8/bits/stl_algo.h:5497:5: note: template<class _RAIter, class _Compare> void std::sort(_RAIter, _RAIter, _Compare) sort(_RandomAccessIterator __first, _RandomAccessIterator __last, ^ /usr/include/c++/4.8/bits/stl_algo.h:5497:5: note: template argument deduction/substitution failed: user.cpp:26:22: note: deduced conflicting types for parameter ‘_RAIter’ (‘std::vector<std::pair<int, int> >’ and ‘bool (*)(std::pair<int, int>, std::pair<int, int>)’) sort(temp, pair_sort); ^