0_0_30449126_74.cpp: In function 'void Add(int, int, int)':
0_0_30449126_74.cpp:24:5: error: reference to 'next' is ambiguous
next[cnt]=head[u];
^
0_0_30449126_74.cpp:21:23: note: candidates are: int next [50010]
int cnt,head[N],to[M],next[M],deep[N],amount[M],in[N],out[N],cur[N],n,m;
^
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++/bits/char_traits.h:39,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
from 0_0_30449126_74.cpp:1:
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_30449126_74.cpp: In function 'int bfs(int, int)':
0_0_30449126_74.cpp:46:37: error: reference to 'next' is ambiguous
for(int i=head[u]; i!=-1; i=next[i])
^
0_0_30449126_74.cpp:21:23: note: candidates are: int next [50010]
int cnt,head[N],to[M],next[M],deep[N],amount[M],in[N],out[N],cur[N],n,m;
^
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++/bits/char_traits.h:39,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
from 0_0_30449126_74.cpp:1:
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_30449126_74.cpp: In function 'int dfs(int, int, int)':
0_0_30449126_74.cpp:63:32: error: reference to 'next' is ambiguous
for(int i=cur[s]; i!=-1; i=next[i])
^
0_0_30449126_74.cpp:21:23: note: candidates are: int next [50010]
int cnt,head[N],to[M],next[M],deep[N],amount[M],in[N],out[N],cur[N],n,m;
^
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++/bits/char_traits.h:39,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
from 0_0_30449126_74.cpp:1:
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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