0_0_23380455_24191.cpp: In function 'void add(int, int)':
0_0_23380455_24191.cpp:13:2: error: reference to 'next' is ambiguous
next[cnt]=head[x];
^
0_0_23380455_24191.cpp:4:26: note: candidates are: int next [81000]
int head[16100],p[81000],next[81000],nh[16100],dfn[16100],low[16100],d[16100],f[16100],fa[16100],sum[16100],di[16100],in[16100],st[16100],si[16100],nott[16100];
^
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_23380455_24191.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_23380455_24191.cpp: In function 'void ad(int, int)':
0_0_23380455_24191.cpp:19:2: error: reference to 'next' is ambiguous
next[cnt]=nh[x];
^
0_0_23380455_24191.cpp:4:26: note: candidates are: int next [81000]
int head[16100],p[81000],next[81000],nh[16100],dfn[16100],low[16100],d[16100],f[16100],fa[16100],sum[16100],di[16100],in[16100],st[16100],si[16100],nott[16100];
^
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_23380455_24191.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_23380455_24191.cpp: In function 'void tarjan(int)':
0_0_23380455_24191.cpp:28:24: error: reference to 'next' is ambiguous
for(int i=head[x];i;i=next[i])
^
0_0_23380455_24191.cpp:4:26: note: candidates are: int next [81000]
int head[16100],p[81000],next[81000],nh[16100],dfn[16100],low[16100],d[16100],f[16100],fa[16100],sum[16100],di[16100],in[16100],st[16100],si[16100],nott[16100];
^
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_23380455_24191.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_23380455_24191.cpp: In function 'int main()':
0_0_23380455_24191.cpp:63:25: error: reference to 'next' is ambiguous
for(int j=head[i];j;j=next[j])
^
0_0_23380455_24191.cpp:4:26: note: candidates are: int next [81000]
int head[16100],p[81000],next[81000],nh[16100],dfn[16100],low[16100],d[16100],f[16100],fa[16100],sum[16100],di[16100],in[16100],st[16100],si[16100],nott[16100];
^
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_23380455_24191.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_23380455_24191.cpp:81:27: error: reference to 'next' is ambiguous
for(int i=nh[st[k]];i;i=next[i]){
^
0_0_23380455_24191.cpp:4:26: note: candidates are: int next [81000]
int head[16100],p[81000],next[81000],nh[16100],dfn[16100],low[16100],d[16100],f[16100],fa[16100],sum[16100],di[16100],in[16100],st[16100],si[16100],nott[16100];
^
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_23380455_24191.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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