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View Compilation Error

0_0_24942666_30644.cpp: In function 'void init()':
0_0_24942666_30644.cpp:42:9: error: reference to 'next' is ambiguous
         next[i].clear();
         ^
0_0_24942666_30644.cpp:17:13: note: candidates are: std::vector<int> next [100010]
 vector<int> next[MAX_NUM];
             ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:66:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:60,
                 from 0_0_24942666_30644.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/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
     ^
0_0_24942666_30644.cpp: In function 'void top_order()':
0_0_24942666_30644.cpp:63:23: error: reference to 'next' is ambiguous
         for(int i=0;i<next[cur].size();i++)
                       ^
0_0_24942666_30644.cpp:17:13: note: candidates are: std::vector<int> next [100010]
 vector<int> next[MAX_NUM];
             ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:66:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:60,
                 from 0_0_24942666_30644.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/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
     ^
0_0_24942666_30644.cpp:65:22: error: reference to 'next' is ambiguous
             if(--pre[next[cur][i]]==0)
                      ^
0_0_24942666_30644.cpp:17:13: note: candidates are: std::vector<int> next [100010]
 vector<int> next[MAX_NUM];
             ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:66:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:60,
                 from 0_0_24942666_30644.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/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
     ^
0_0_24942666_30644.cpp:66:20: error: reference to 'next' is ambiguous
             q.push(next[cur][i]);
                    ^
0_0_24942666_30644.cpp:17:13: note: candidates are: std::vector<int> next [100010]
 vector<int> next[MAX_NUM];
             ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:66:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:60,
                 from 0_0_24942666_30644.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/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
     ^
0_0_24942666_30644.cpp: In function 'int main()':
0_0_24942666_30644.cpp:97:17: error: reference to 'next' is ambiguous
                 next[a].push_back(b);
                 ^
0_0_24942666_30644.cpp:17:13: note: candidates are: std::vector<int> next [100010]
 vector<int> next[MAX_NUM];
             ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:66:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:60,
                 from 0_0_24942666_30644.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/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
     ^
0_0_24942666_30644.cpp:100:17: error: reference to 'next' is ambiguous
                 next[b].push_back(a);
                 ^
0_0_24942666_30644.cpp:17:13: note: candidates are: std::vector<int> next [100010]
 vector<int> next[MAX_NUM];
             ^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/stl_algobase.h:66:0,
                 from GCC4.9.2/x86_64-w64-mingw32/include/c++/vector:60,
                 from 0_0_24942666_30644.cpp:3:
GCC4.9.2/x86_64-w64-mingw32/include/c++/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
     ^


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