0_0_18671308_12428.cpp: In function 'void addedge(int, int, int)':
0_0_18671308_12428.cpp:45:2: error: reference to 'next' is ambiguous
next[++t]=first[s];
^
0_0_18671308_12428.cpp:37:14: note: candidates are: int next [80010]
int first[M],next[M<<1],to[M<<1],d[M<<1],t;
^
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_18671308_12428.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_18671308_12428.cpp: In function 'void tarjan(int, int)':
0_0_18671308_12428.cpp:61:25: error: reference to 'next' is ambiguous
for(int i=first[x];i;i=next[i])
^
0_0_18671308_12428.cpp:37:14: note: candidates are: int next [80010]
int first[M],next[M<<1],to[M<<1],d[M<<1],t;
^
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_18671308_12428.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_18671308_12428.cpp: In function 'int main()':
0_0_18671308_12428.cpp:86:26: error: reference to 'next' is ambiguous
clr(to);clr(first);clr(next);clr(d);
^
0_0_18671308_12428.cpp:16:24: note: in definition of macro 'clr'
#define clr(x) memset(x,0,sizeof(x))
^
0_0_18671308_12428.cpp:37:14: note: candidates are: int next [80010]
int first[M],next[M<<1],to[M<<1],d[M<<1],t;
^
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_18671308_12428.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_18671308_12428.cpp:86:26: error: reference to 'next' is ambiguous
clr(to);clr(first);clr(next);clr(d);
^
0_0_18671308_12428.cpp:16:35: note: in definition of macro 'clr'
#define clr(x) memset(x,0,sizeof(x))
^
0_0_18671308_12428.cpp:37:14: note: candidates are: int next [80010]
int first[M],next[M<<1],to[M<<1],d[M<<1],t;
^
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_18671308_12428.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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