Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:18:2: error: reference to ‘prev’ is ambiguous prev[0] = 1; ^ user.cpp:7:26: note: candidates are: int prev [100005] int k, x, n, curr[xmax], prev[xmax]; ^ In file included from /usr/local/include/c++/4.8.0/bits/stl_algobase.h:66:0, from /usr/local/include/c++/4.8.0/bits/char_traits.h:39, from /usr/local/include/c++/4.8.0/ios:40, from /usr/local/include/c++/4.8.0/ostream:38, from /usr/local/include/c++/4.8.0/iostream:39, from user.cpp:1: /usr/local/include/c++/4.8.0/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:20:38: error: reference to ‘prev’ is ambiguous for(int j=1; j<=x; j++) curr[j] = (prev[j]*j + prev[j-1]*(k-j+1)) % mod; ^ user.cpp:7:26: note: candidates are: int prev [100005] int k, x, n, curr[xmax], prev[xmax]; ^ In file included from /usr/local/include/c++/4.8.0/bits/stl_algobase.h:66:0, from /usr/local/include/c++/4.8.0/bits/char_traits.h:39, from /usr/local/include/c++/4.8.0/ios:40, from /usr/local/include/c++/4.8.0/ostream:38, from /usr/local/include/c++/4.8.0/iostream:39, from user.cpp:1: /usr/local/include/c++/4.8.0/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:20:50: error: reference to ‘prev’ is ambiguous for(int j=1; j<=x; j++) curr[j] = (prev[j]*j + prev[j-1]*(k-j+1)) % mod; ^ user.cpp:7:26: note: candidates are: int prev [100005] int k, x, n, curr[xmax], prev[xmax]; ^ In file included from /usr/local/include/c++/4.8.0/bits/stl_algobase.h:66:0, from /usr/local/include/c++/4.8.0/bits/char_traits.h:39, from /usr/local/include/c++/4.8.0/ios:40, from /usr/local/include/c++/4.8.0/ostream:38, from /usr/local/include/c++/4.8.0/iostream:39, from user.cpp:1: /usr/local/include/c++/4.8.0/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:21:27: error: reference to ‘prev’ is ambiguous for(int j=0; j<=x; j++) prev[j] = curr[j]; ^ user.cpp:7:26: note: candidates are: int prev [100005]