Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:100:3: error: reference to ‘prev’ is ambiguous prev[i] = query(A[i]-1); ^ user.cpp:54:5: note: candidates are: int prev [100005] int prev[NMAX]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/vector:60, from user.cpp:20: /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:101:12: error: reference to ‘prev’ is ambiguous b[i] = b[prev[i]]+1; ^ user.cpp:54:5: note: candidates are: int prev [100005] int prev[NMAX]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/vector:60, from user.cpp:20: /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:111:21: error: reference to ‘prev’ is ambiguous for(int i=rs; i; i=prev[i]) ^ user.cpp:54:5: note: candidates are: int prev [100005] int prev[NMAX]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/vector:60, from user.cpp:20: /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 ^