Eroare de compilare: user.cpp: In function ‘long long int query(long long int)’: user.cpp:10:8: error: reference to ‘next’ is ambiguous if(next[x]==x) ^ user.cpp:6:11: note: candidates are: long long int next [1000003] long long next[nmax+3],st[nmax+3],nr,nri,a,i,b,ans,sum,q,p; ^ 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/ostream:38, from /usr/include/c++/4.8/iostream:39, 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:13:9: error: reference to ‘next’ is ambiguous next[x]=query(next[x]); ^ user.cpp:6:11: note: candidates are: long long int next [1000003] long long next[nmax+3],st[nmax+3],nr,nri,a,i,b,ans,sum,q,p; ^ 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/ostream:38, from /usr/include/c++/4.8/iostream:39, 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:13:23: error: reference to ‘next’ is ambiguous next[x]=query(next[x]); ^ user.cpp:6:11: note: candidates are: long long int next [1000003] long long next[nmax+3],st[nmax+3],nr,nri,a,i,b,ans,sum,q,p; ^ 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/ostream:38, from /usr/include/c++/4.8/iostream:39, 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: In function ‘int main()’: user.cpp:25:9: error: reference to ‘next’ is ambiguous next[i]=i; ^