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View Compilation Error

0_0_14643447_108.cpp: In function 'void dfs(int, int)':
0_0_14643447_108.cpp:17:13: error: reference to 'next' is ambiguous
         dfs(next[0][x][i],next[1][y][i]);
             ^
0_0_14643447_108.cpp:7:5: note: candidates are: int next [2][2010][30]
 int next[2][mmax][30];
     ^
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++/algorithm:61,
                 from 0_0_14643447_108.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_14643447_108.cpp:17:27: error: reference to 'next' is ambiguous
         dfs(next[0][x][i],next[1][y][i]);
                           ^
0_0_14643447_108.cpp:7:5: note: candidates are: int next [2][2010][30]
 int next[2][mmax][30];
     ^
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++/algorithm:61,
                 from 0_0_14643447_108.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_14643447_108.cpp: In function 'int main()':
0_0_14643447_108.cpp:32:33: error: reference to 'next' is ambiguous
                     scanf("%d",&next[k][i][j]);
                                 ^
0_0_14643447_108.cpp:7:5: note: candidates are: int next [2][2010][30]
 int next[2][mmax][30];
     ^
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++/algorithm:61,
                 from 0_0_14643447_108.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_14643447_108.cpp:33:24: error: reference to 'next' is ambiguous
                     if(next[k][i][j]==-1)
                        ^
0_0_14643447_108.cpp:7:5: note: candidates are: int next [2][2010][30]
 int next[2][mmax][30];
     ^
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++/algorithm:61,
                 from 0_0_14643447_108.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_14643447_108.cpp:34:25: error: reference to 'next' is ambiguous
                         next[k][i][j]=i;
                         ^
0_0_14643447_108.cpp:7:5: note: candidates are: int next [2][2010][30]
 int next[2][mmax][30];
     ^
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++/algorithm:61,
                 from 0_0_14643447_108.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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