Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:26:13: error: reference to ‘next’ is ambiguous next[S.top()]=i+1; ^ user.cpp:11:5: note: candidates are: int next [1000005] int next[NMAX]; ^ In file included from /usr/local/include/c++/4.8.0/bits/stl_algobase.h:66:0, from /usr/local/include/c++/4.8.0/deque:60, from /usr/local/include/c++/4.8.0/stack:60, from user.cpp:1: /usr/local/include/c++/4.8.0/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:30:12: error: reference to ‘next’ is ambiguous if(next[i]) ^ user.cpp:11:5: note: candidates are: int next [1000005] int next[NMAX]; ^ In file included from /usr/local/include/c++/4.8.0/bits/stl_algobase.h:66:0, from /usr/local/include/c++/4.8.0/deque:60, from /usr/local/include/c++/4.8.0/stack:60, from user.cpp:1: /usr/local/include/c++/4.8.0/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:32:26: error: reference to ‘next’ is ambiguous DP[i]=1LL+DP[next[i]]; ^ user.cpp:11:5: note: candidates are: int next [1000005] int next[NMAX]; ^ In file included from /usr/local/include/c++/4.8.0/bits/stl_algobase.h:66:0, from /usr/local/include/c++/4.8.0/deque:60, from /usr/local/include/c++/4.8.0/stack:60, from user.cpp:1: /usr/local/include/c++/4.8.0/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 ^