0_0_18470093_3952.cpp: In function 'int edge(int, int, int)':
0_0_18470093_3952.cpp:10:2: error: reference to 'next' is ambiguous
next[i]=first[x];
^
0_0_18470093_3952.cpp:5:46: note: candidates are: int next [100000]
int n,m,q,i,x,y,z,ind,lowbit[50001],t[50001],next[100000],first[100000],end[100000],f[50001],siz[50001],dep[50001],top[50001],son[50001],w[50001],a[50001];
^
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_18470093_3952.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_18470093_3952.cpp:12:2: error: reference to 'end' is ambiguous
end[i]=y;
^
0_0_18470093_3952.cpp:5:73: note: candidates are: int end [100000]
int n,m,q,i,x,y,z,ind,lowbit[50001],t[50001],next[100000],first[100000],end[100000],f[50001],siz[50001],dep[50001],top[50001],son[50001],w[50001],a[50001];
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:42:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_classes.h:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
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_18470093_3952.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/initializer_list:99:5: note: template<class _Tp> constexpr const _Tp* std::end(std::initializer_list<_Tp>)
end(initializer_list<_Tp> __ils) noexcept
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:51:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_classes.h:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
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_18470093_3952.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:97:5: note: template<class _Tp, long long unsigned int _Nm> _Tp* std::end(_Tp (&)[_Nm])
end(_Tp (&__arr)[_Nm])
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:78:5: note: template<class _Container> decltype (__cont.end()) std::end(const _Container&)
end(const _Container& __cont) -> decltype(__cont.end())
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:68:5: note: template<class _Container> decltype (__cont.end()) std::end(_Container&)
end(_Container& __cont) -> decltype(__cont.end())
^
0_0_18470093_3952.cpp: In function 'void dfs1(int, int)':
0_0_18470093_3952.cpp:30:24: error: reference to 'next' is ambiguous
for(i=first[u];i!=0;i=next[i])
^
0_0_18470093_3952.cpp:5:46: note: candidates are: int next [100000]
int n,m,q,i,x,y,z,ind,lowbit[50001],t[50001],next[100000],first[100000],end[100000],f[50001],siz[50001],dep[50001],top[50001],son[50001],w[50001],a[50001];
^
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_18470093_3952.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_18470093_3952.cpp:32:5: error: reference to 'end' is ambiguous
v=end[i];
^
0_0_18470093_3952.cpp:5:73: note: candidates are: int end [100000]
int n,m,q,i,x,y,z,ind,lowbit[50001],t[50001],next[100000],first[100000],end[100000],f[50001],siz[50001],dep[50001],top[50001],son[50001],w[50001],a[50001];
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:42:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_classes.h:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
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_18470093_3952.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/initializer_list:99:5: note: template<class _Tp> constexpr const _Tp* std::end(std::initializer_list<_Tp>)
end(initializer_list<_Tp> __ils) noexcept
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:51:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_classes.h:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:42,
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_18470093_3952.cpp:2:
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:97:5: note: template<class _Tp, long long unsigned int _Nm> _Tp* std::end(_Tp (&)[_Nm])
end(_Tp (&__arr)[_Nm])
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:78:5: note: template<class _Container> decltype (__cont.end()) std::end(const _Container&)
end(const _Container& __cont) -> decltype(__cont.end())
^
GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/range_access.h:68:5: note: template<class _Container> decltype (__cont.end()) std::end(_Container&)
end(_Container& __cont) -> decltype(__cont.end())
^
0_0_18470093_3952.cpp: In function 'void dfs2(int)':
0_0_18470093_3952.cpp:55:24: error: reference to 'next' is ambiguous
for(i=first[u];i!=0;i=next[i])
^
0_0_18470093_3952.cpp:5:46: note: candidates are: int next [100000]
int n,m,q,i,x,y,z,ind,lowbit[50001],t[50001],next[100000],first[100000],end[100000],f[50001],siz[50001],dep[50001],top[50001],son[50001],w[50001],a[50001];
^
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_18470093_3952.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_18470093_3952.cpp:57:5: error: reference to 'end' is ambiguous
v=end[i];
^
0_0_18470093_3952.cpp:5:73: note: candidates are: int end [100000]
int n,m,q,i,x,y,z,ind,lowbit[50001],t[50001],next[100000],first[100000],end[100000],f[50001],siz[50001],dep[50001],top[50001],son[50001],w[50001],a[50001];
^
In file included from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/basic_string.h:42:0,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/string:52,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/locale_classes.h:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/bits/ios_base.h:41,
from
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