0_0_16730391_21313.cpp: In function 'void dfs(int, int, int, int)':
0_0_16730391_21313.cpp:27:33: error: reference to 'next' is ambiguous
for(int i=F[loc][now]; i; i= next[i]){
^
0_0_16730391_21313.cpp:11:5: note: candidates are: int next [400020]
int next[maxn*4],to[maxn*4],numofedg;
^
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_16730391_21313.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_16730391_21313.cpp: In function 'void fine(int, int, int, int)':
0_0_16730391_21313.cpp:42:39: error: reference to 'next' is ambiguous
for(int i=F[loc][now]; i; i = next[i]){
^
0_0_16730391_21313.cpp:11:5: note: candidates are: int next [400020]
int next[maxn*4],to[maxn*4],numofedg;
^
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_16730391_21313.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_16730391_21313.cpp: In function 'void addedg(int, int, int)':
0_0_16730391_21313.cpp:91:5: error: reference to 'next' is ambiguous
next[numofedg] = F[loc][a];
^
0_0_16730391_21313.cpp:11:5: note: candidates are: int next [400020]
int next[maxn*4],to[maxn*4],numofedg;
^
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_16730391_21313.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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