Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:21:23: error: reference to ‘next’ is ambiguous for(i=0;i<=n;++i) next[i]=i+1; ^ user.cpp:10:5: note: candidates are: int next [1000005] int next[N],a[N],b[N],c[N],i,j,n,w[N]; ^ 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:2: /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:24:15: error: reference to ‘next’ is ambiguous for(j=next[a[i]-1];j<=b[i];j=next[j]) ^ user.cpp:10:5: note: candidates are: int next [1000005] int next[N],a[N],b[N],c[N],i,j,n,w[N]; ^ 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:2: /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:24:38: error: reference to ‘next’ is ambiguous for(j=next[a[i]-1];j<=b[i];j=next[j]) ^ user.cpp:10:5: note: candidates are: int next [1000005] int next[N],a[N],b[N],c[N],i,j,n,w[N]; ^ 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:2: /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:26:13: error: reference to ‘next’ is ambiguous next[j]=next[b[i]]; ^ user.cpp:10:5: note: candidates are: int next [1000005]