0_0_27526689_6803.cpp: In function 'void add(int, int, int)':
0_0_27526689_6803.cpp:10:29: error: reference to 'next' is ambiguous
ver[++tot]=y; edge[tot]=z; next[tot]=head[x]; head[x]=tot;
^
0_0_27526689_6803.cpp:5:17: note: candidates are: int next [100020]
int ver[Size*2],next[Size*2],edge[Size*2],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++/vector:60,
from 0_0_27526689_6803.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_27526689_6803.cpp: In function 'void tarjan(int)':
0_0_27526689_6803.cpp:19:25: error: reference to 'next' is ambiguous
for (int i=head[x];i;i=next[i]){
^
0_0_27526689_6803.cpp:5:17: note: candidates are: int next [100020]
int ver[Size*2],next[Size*2],edge[Size*2],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++/vector:60,
from 0_0_27526689_6803.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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