0_0_27452258_2993.cpp: In function 'void add(int, int, int)':
0_0_27452258_2993.cpp:14:30: error: reference to 'next' is ambiguous
{ ver[++tot]=y; edge[tot]=z; next[tot]=head[x]; head[x]=tot; }
^
0_0_27452258_2993.cpp:9:18: note: candidates are: int next [25005]
int ver[size>>1],next[size>>1],edge[size>>1],head[size];
^
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++/deque:60,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:60,
from 0_0_27452258_2993.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_27452258_2993.cpp: In function 'void bfs()':
0_0_27452258_2993.cpp:27:31: error: reference to 'next' is ambiguous
for (rr int i=head[x],y;i;i=next[i]){
^
0_0_27452258_2993.cpp:9:18: note: candidates are: int next [25005]
int ver[size>>1],next[size>>1],edge[size>>1],head[size];
^
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++/deque:60,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:60,
from 0_0_27452258_2993.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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