Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:28:12: error: reference to ‘prev’ is ambiguous strcpy(prev, s); ^ user.cpp:11:17: note: candidates are: char prev [100005] char s[100005], prev[100005], next[100005]; ^ In file included from /usr/include/c++/5/bits/stl_algobase.h:66:0, from /usr/include/c++/5/bits/char_traits.h:39, from /usr/include/c++/5/ios:40, from /usr/include/c++/5/istream:38, from /usr/include/c++/5/fstream:38, from user.cpp:1: /usr/include/c++/5/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:29:12: error: reference to ‘next’ is ambiguous strcpy(next, s); ^ user.cpp:11:31: note: candidates are: char next [100005] char s[100005], prev[100005], next[100005]; ^ In file included from /usr/include/c++/5/bits/stl_algobase.h:66:0, from /usr/include/c++/5/bits/char_traits.h:39, from /usr/include/c++/5/ios:40, from /usr/include/c++/5/istream:38, from /usr/include/c++/5/fstream:38, from user.cpp:1: /usr/include/c++/5/bits/stl_iterator_base_funcs.h:184:5: note: template<class _ForwardIterator> _ForwardIterator std::next(_ForwardIterator, typename std::iterator_traits<_Iter>::difference_type) next(_ForwardIterator __x, typename ^ user.cpp:35:20: error: reference to ‘prev’ is ambiguous strcpy(prev, "-1"); ^ user.cpp:11:17: note: candidates are: char prev [100005] char s[100005], prev[100005], next[100005]; ^ In file included from /usr/include/c++/5/bits/stl_algobase.h:66:0, from /usr/include/c++/5/bits/char_traits.h:39, from /usr/include/c++/5/ios:40, from /usr/include/c++/5/istream:38, from /usr/include/c++/5/fstream:38, from user.cpp:1: /usr/include/c++/5/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:38:17: error: reference to ‘prev’ is ambiguous prev[n-1]=prev[n-2]='0'; ^ user.cpp:11:17: note: candidates are: char prev [100005]