Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:17:12: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] f>>sir + 1; ^ user.cpp:26:13: error: reference to ‘next’ is ambiguous next[nrI] = nrI; ^ user.cpp:10:11: note: candidates are: int next [1000000] int a, b, next[DIM2], viz[DIM2], x, mark, val, last, nr, nrI, s, i, t[DIM2]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/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:34:13: error: reference to ‘next’ is ambiguous next[last] = last + 1; ^ user.cpp:10:11: note: candidates are: int next [1000000] int a, b, next[DIM2], viz[DIM2], x, mark, val, last, nr, nrI, s, i, t[DIM2]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/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:41:36: error: reference to ‘next’ is ambiguous while(viz[val] == 0 && next[val] <= last) ^ user.cpp:10:11: note: candidates are: int next [1000000] int a, b, next[DIM2], viz[DIM2], x, mark, val, last, nr, nrI, s, i, t[DIM2]; ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:66:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/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:42:23: error: reference to ‘next’ is ambiguous