Eroare de compilare: user.cpp: In function ‘void edge(int, int, int)’: user.cpp:55:2: error: reference to ‘next’ is ambiguous next[new_edge] = last[a], to[new_edge] = b, dist[new_edge] = c, last[a] = new_edge++; ^ user.cpp:49:20: note: candidates are: int next [200010] int n, last[MAXN], next[MAXN * 2], to[MAXN * 2], dist[MAXN * 2], new_edge; ^ 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/bits/char_traits.h:39, from /usr/local/include/c++/4.8.0/ios:40, from /usr/local/include/c++/4.8.0/ostream:38, from /usr/local/include/c++/4.8.0/iostream:39, from user.cpp:4: /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: In function ‘void go(int)’: user.cpp:71:37: error: reference to ‘next’ is ambiguous for (int e = last[x]; e != -1; e = next[e]) if (to[e] != prev[x]) { ^ user.cpp:49:20: note: candidates are: int next [200010] int n, last[MAXN], next[MAXN * 2], to[MAXN * 2], dist[MAXN * 2], new_edge; ^ 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/bits/char_traits.h:39, from /usr/local/include/c++/4.8.0/ios:40, from /usr/local/include/c++/4.8.0/ostream:38, from /usr/local/include/c++/4.8.0/iostream:39, from user.cpp:4: /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:71:59: error: reference to ‘prev’ is ambiguous for (int e = last[x]; e != -1; e = next[e]) if (to[e] != prev[x]) { ^ user.cpp:58:19: note: candidates are: int prev [100005] int prev_h[MAXN], prev[MAXN]; ^ 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/bits/char_traits.h:39, from /usr/local/include/c++/4.8.0/ios:40, from /usr/local/include/c++/4.8.0/ostream:38, from /usr/local/include/c++/4.8.0/iostream:39, from user.cpp:4: /usr/local/include/c++/4.8.0/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:72:3: error: reference to ‘prev’ is ambiguous prev[to[e]] = x; ^