0_0_33209807_4826.cpp: In function 'int addedge(int, int)':
0_0_33209807_4826.cpp:10:19: error: reference to 'next' is ambiguous
vec[edge_m]=e;next[edge_m]=head[s];head[s]=edge_m++;
^
0_0_33209807_4826.cpp:8:20: note: candidates are: int next [100500]
int head[M],vec[E],next[E],edge_m,dp[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_33209807_4826.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_33209807_4826.cpp: In function 'int getsg(int)':
0_0_33209807_4826.cpp:17:27: error: reference to 'next' is ambiguous
for(i=head[x];i!=-1;i=next[i]){
^
0_0_33209807_4826.cpp:8:20: note: candidates are: int next [100500]
int head[M],vec[E],next[E],edge_m,dp[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_33209807_4826.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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