0_0_14587748_25115.cpp: In function 'void addnote(int, int)':
0_0_14587748_25115.cpp:23:2: error: reference to 'next' is ambiguous
next[e]=head[u];
^
0_0_14587748_25115.cpp:12:48: note: candidates are: int next [200010]
int dfn[MAXN],low[MAXN],iscut[MAXN],head[MAXN],next[MAXN*2],vis[MAXN],stack[MAXN],S[MAXN],L[MAXN],belong[MAXN];
^
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++/algorithm:61,
from 0_0_14587748_25115.cpp:3:
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_14587748_25115.cpp: In function 'void tarjan(int, int)':
0_0_14587748_25115.cpp:31:27: error: reference to 'next' is ambiguous
for (int i=head[x];i+1;i=next[i])
^
0_0_14587748_25115.cpp:12:48: note: candidates are: int next [200010]
int dfn[MAXN],low[MAXN],iscut[MAXN],head[MAXN],next[MAXN*2],vis[MAXN],stack[MAXN],S[MAXN],L[MAXN],belong[MAXN];
^
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++/algorithm:61,
from 0_0_14587748_25115.cpp:3:
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_14587748_25115.cpp: In function 'void dfs(int, int)':
0_0_14587748_25115.cpp:56:27: error: reference to 'next' is ambiguous
for (int i=head[x];i+1;i=next[i])
^
0_0_14587748_25115.cpp:12:48: note: candidates are: int next [200010]
int dfn[MAXN],low[MAXN],iscut[MAXN],head[MAXN],next[MAXN*2],vis[MAXN],stack[MAXN],S[MAXN],L[MAXN],belong[MAXN];
^
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++/algorithm:61,
from 0_0_14587748_25115.cpp:3:
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_14587748_25115.cpp: In function 'int main(int, const char**)':
0_0_14587748_25115.cpp:85:4: error: reference to 'next' is ambiguous
next[i]=head[p[i].u];
^
0_0_14587748_25115.cpp:12:48: note: candidates are: int next [200010]
int dfn[MAXN],low[MAXN],iscut[MAXN],head[MAXN],next[MAXN*2],vis[MAXN],stack[MAXN],S[MAXN],L[MAXN],belong[MAXN];
^
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++/algorithm:61,
from 0_0_14587748_25115.cpp:3:
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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