Eroare de compilare: main.cpp: In function 'int main()': main.cpp:35:5: error: reference to 'prev' is ambiguous prev[i] = pozmax; ^~~~ main.cpp:11:32: note: candidates are: int prev [100001] int v[NMAX + 1], dp[NMAX + 1], prev[NMAX + 1], vsol[NMAX + 1]; ^~~~ In file included from /usr/include/c++/6/bits/stl_algobase.h:66:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/ostream:38, from /usr/include/c++/6/iostream:39, from main.cpp:1: /usr/include/c++/6/bits/stl_iterator_base_funcs.h:217:5: note: template<class _BidirectionalIterator> _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type) prev(_BidirectionalIterator __x, typename ^~~~ main.cpp:50:11: error: reference to 'prev' is ambiguous poz = prev[poz]; ^~~~ main.cpp:11:32: note: candidates are: int prev [100001] int v[NMAX + 1], dp[NMAX + 1], prev[NMAX + 1], vsol[NMAX + 1]; ^~~~ In file included from /usr/include/c++/6/bits/stl_algobase.h:66:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/ostream:38, from /usr/include/c++/6/iostream:39, from main.cpp:1: /usr/include/c++/6/bits/stl_iterator_base_funcs.h:217:5: note: template<class _BidirectionalIterator> _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type) prev(_BidirectionalIterator __x, typename ^~~~ main.cpp:15:16: warning: unused variable 'max1' [-Wunused-variable] int n, i, j, max1, pozmax, scmax, pozscmax, poz, nsol; ^~~~ main.cpp:18:24: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &n); ^ main.cpp:20:29: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &v[i]); ^ Non zero exit status: 1