0_0_29246418_5202.cpp: In function 'void adde(int, int)':
0_0_29246418_5202.cpp:53:5: error: reference to 'next' is ambiguous
next[++tot]=G[u];G[u]=tot;e[tot]=v;
^
0_0_29246418_5202.cpp:23:23: note: candidates are: int next [500005]
int n,m,G[N],tot,e[M],next[M],deg[N],top,stk[M],vis[M],fa[N],w;
^
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_29246418_5202.cpp:13:
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_29246418_5202.cpp: In function 'void dfs(int)':
0_0_29246418_5202.cpp:58:25: error: reference to 'next' is ambiguous
for(int &v=G[u];v;v=next[v])
^
0_0_29246418_5202.cpp:23:23: note: candidates are: int next [500005]
int n,m,G[N],tot,e[M],next[M],deg[N],top,stk[M],vis[M],fa[N],w;
^
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_29246418_5202.cpp:13:
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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