Eroare de compilare: main.cpp: In function 'int get_next(int)': main.cpp:16:14: error: reference to 'next' is ambiguous if (x == next[x]) ^~~~ main.cpp:12:11: note: candidates are: int next [1000005] int a,b,x,next[dim],stiva[dim],vf = 0; ^~~~ 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:205:5: note: template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type) next(_ForwardIterator __x, typename ^~~~ main.cpp:20:12: error: reference to 'next' is ambiguous return next[x] = get_next(next[x]); ^~~~ main.cpp:12:11: note: candidates are: int next [1000005] int a,b,x,next[dim],stiva[dim],vf = 0; ^~~~ 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:205:5: note: template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type) next(_ForwardIterator __x, typename ^~~~ main.cpp:20:31: error: reference to 'next' is ambiguous return next[x] = get_next(next[x]); ^~~~ main.cpp:12:11: note: candidates are: int next [1000005] int a,b,x,next[dim],stiva[dim],vf = 0; ^~~~ 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:205:5: note: template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type) next(_ForwardIterator __x, typename ^~~~ main.cpp: In function 'int main()': main.cpp:28:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int j=0; j<s.length(); j++) ~^~~~~~~~~~~ Non zero exit status: 1