0_0_25015947_29466.cpp: In function 'void addedge(int, int)':
0_0_25015947_29466.cpp:31:5: error: reference to 'next' is ambiguous
next[tot]=head[u];
^
0_0_25015947_29466.cpp:12:5: note: candidates are: int next [100010]
int next[maxn<<1],to[maxn<<1],head[maxn],tot;//临界表
^
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_25015947_29466.cpp:2:
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_25015947_29466.cpp: In function 'void dfs(int)':
0_0_25015947_29466.cpp:39:33: error: reference to 'next' is ambiguous
for(int p =head[now]; p ; p=next[p])
^
0_0_25015947_29466.cpp:12:5: note: candidates are: int next [100010]
int next[maxn<<1],to[maxn<<1],head[maxn],tot;//临界表
^
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_25015947_29466.cpp:2:
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_25015947_29466.cpp: In function 'void getid(int, int)':
0_0_25015947_29466.cpp:57:35: error: reference to 'next' is ambiguous
for(int p = head[now] ; p ; p=next[p])
^
0_0_25015947_29466.cpp:12:5: note: candidates are: int next [100010]
int next[maxn<<1],to[maxn<<1],head[maxn],tot;//临界表
^
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_25015947_29466.cpp:2:
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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