0_0_17807506_15513.cpp: In function 'void ins(int, int)':
0_0_17807506_15513.cpp:13:2: error: reference to 'next' is ambiguous
next[tot]=first[x];
^
0_0_17807506_15513.cpp:7:64: note: candidates are: int next [200200]
int n,root,cnt,tot,d[N],a[N],s[N],b[N],p[N],first[N],last[N*2],next[N*2];
^
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++/deque:60,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:60,
from 0_0_17807506_15513.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_17807506_15513.cpp: In function 'void dfs1(int, int)':
0_0_17807506_15513.cpp:20:26: error: reference to 'next' is ambiguous
for(int i = 1;i > 0;i = next[i])
^
0_0_17807506_15513.cpp:7:64: note: candidates are: int next [200200]
int n,root,cnt,tot,d[N],a[N],s[N],b[N],p[N],first[N],last[N*2],next[N*2];
^
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++/deque:60,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:60,
from 0_0_17807506_15513.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_17807506_15513.cpp: In function 'void dfs(int, int)':
0_0_17807506_15513.cpp:37:33: error: reference to 'next' is ambiguous
for(int i = first[x];i > 0;i = next[i])
^
0_0_17807506_15513.cpp:7:64: note: candidates are: int next [200200]
int n,root,cnt,tot,d[N],a[N],s[N],b[N],p[N],first[N],last[N*2],next[N*2];
^
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++/deque:60,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:60,
from 0_0_17807506_15513.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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