Eroare de compilare: main.cpp: In function 'void reconst(int)': main.cpp:18:17: error: reference to 'prev' is ambiguous 18 | reconst(prev[poz]); | ^~~~ In file included from /usr/include/c++/10/bits/stl_algobase.h:66, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/ostream:38, from /usr/include/c++/10/iostream:39, from main.cpp:1: /usr/include/c++/10/bits/stl_iterator_base_funcs.h:224:5: note: candidates are: 'template<class _BidirectionalIterator> _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)' 224 | prev(_BidirectionalIterator __x, typename | ^~~~ main.cpp:11:15: note: 'int prev [50002]' 11 | int dp[MAXN], prev[MAXN], bestpoz[MAXK], v[MAXK]; | ^~~~ main.cpp: In function 'int main()': main.cpp:36:100: error: reference to 'prev' is ambiguous 36 | if(dp[bestpoz[v[j]]] + 1 > dp[i] || (dp[i] == dp[bestpoz[v[j]]] + 1 && bestpoz[v[j]] < prev[i])) | ^~~~ In file included from /usr/include/c++/10/bits/stl_algobase.h:66, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/ostream:38, from /usr/include/c++/10/iostream:39, from main.cpp:1: /usr/include/c++/10/bits/stl_iterator_base_funcs.h:224:5: note: candidates are: 'template<class _BidirectionalIterator> _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)' 224 | prev(_BidirectionalIterator __x, typename | ^~~~ main.cpp:11:15: note: 'int prev [50002]' 11 | int dp[MAXN], prev[MAXN], bestpoz[MAXK], v[MAXK]; | ^~~~ main.cpp:39:17: error: reference to 'prev' is ambiguous 39 | prev[i] = bestpoz[v[j]]; | ^~~~ In file included from /usr/include/c++/10/bits/stl_algobase.h:66, from /usr/include/c++/10/bits/char_traits.h:39, from /usr/include/c++/10/ios:40, from /usr/include/c++/10/ostream:38, from /usr/include/c++/10/iostream:39, from main.cpp:1: /usr/include/c++/10/bits/stl_iterator_base_funcs.h:224:5: note: candidates are: 'template<class _BidirectionalIterator> _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)' 224 | prev(_BidirectionalIterator __x, typename | ^~~~ main.cpp:11:15: note: 'int prev [50002]' 11 | int dp[MAXN], prev[MAXN], bestpoz[MAXK], v[MAXK]; | ^~~~ main.cpp:27:21: warning: unused variable 'nr' [-Wunused-variable] 27 | int n, k, i, j, nr, maxxsir = 0, poz = 0; | ^~ Non zero exit status: 1