Eroare de compilare: user.cpp: In function ‘void afiseaza(int, int)’: user.cpp:17:8: error: reference to ‘prev’ is ambiguous if(prev[X][Y].first != 0 && prev[X][Y].second != 0) ^ user.cpp:10:15: note: candidates are: std::pair<int, int> prev [2000][2000] pair<int,int> prev[2000][2000]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/ostream:38, from /usr/include/c++/4.8/iostream:39, from user.cpp:1: /usr/include/c++/4.8/bits/stl_iterator_base_funcs.h:193:5: note: template<class _BidirectionalIterator> _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type) prev(_BidirectionalIterator __x, typename ^ user.cpp:17:33: error: reference to ‘prev’ is ambiguous if(prev[X][Y].first != 0 && prev[X][Y].second != 0) ^ user.cpp:10:15: note: candidates are: std::pair<int, int> prev [2000][2000] pair<int,int> prev[2000][2000]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/ostream:38, from /usr/include/c++/4.8/iostream:39, from user.cpp:1: /usr/include/c++/4.8/bits/stl_iterator_base_funcs.h:193:5: note: template<class _BidirectionalIterator> _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type) prev(_BidirectionalIterator __x, typename ^ user.cpp:18:18: error: reference to ‘prev’ is ambiguous afiseaza(prev[X][Y].first, prev[X][Y].second); ^ user.cpp:10:15: note: candidates are: std::pair<int, int> prev [2000][2000] pair<int,int> prev[2000][2000]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/ostream:38, from /usr/include/c++/4.8/iostream:39, from user.cpp:1: /usr/include/c++/4.8/bits/stl_iterator_base_funcs.h:193:5: note: template<class _BidirectionalIterator> _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type) prev(_BidirectionalIterator __x, typename ^ user.cpp:18:36: error: reference to ‘prev’ is ambiguous afiseaza(prev[X][Y].first, prev[X][Y].second); ^ user.cpp:10:15: note: candidates are: std::pair<int, int> prev [2000][2000]