0_0_22067114_5589.cpp: In function 'void add(int, int)':
0_0_22067114_5589.cpp:33:12: error: reference to 'next' is ambiguous
tot+=1;next[tot]=point[i];point[i]=tot;
^
0_0_22067114_5589.cpp:9:30: note: candidates are: int next [500100]
int tot=1,num=0,n,m,point[N],next[N*10],pos[N]={0},siz[N]={0},v[N]={0};
^
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_22067114_5589.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_22067114_5589.cpp:35:12: error: reference to 'next' is ambiguous
tot+=1;next[tot]=point[j];point[j]=tot;
^
0_0_22067114_5589.cpp:9:30: note: candidates are: int next [500100]
int tot=1,num=0,n,m,point[N],next[N*10],pos[N]={0},siz[N]={0},v[N]={0};
^
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_22067114_5589.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_22067114_5589.cpp: In function 'void dfs1(int)':
0_0_22067114_5589.cpp:47:24: error: reference to 'next' is ambiguous
for(i=point[x];i;i=next[i])
^
0_0_22067114_5589.cpp:9:30: note: candidates are: int next [500100]
int tot=1,num=0,n,m,point[N],next[N*10],pos[N]={0},siz[N]={0},v[N]={0};
^
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_22067114_5589.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_22067114_5589.cpp: In function 'void dfs2(int, int)':
0_0_22067114_5589.cpp:62:24: error: reference to 'next' is ambiguous
for(i=point[x];i;i=next[i])
^
0_0_22067114_5589.cpp:9:30: note: candidates are: int next [500100]
int tot=1,num=0,n,m,point[N],next[N*10],pos[N]={0},siz[N]={0},v[N]={0};
^
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_22067114_5589.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_22067114_5589.cpp:67:24: error: reference to 'next' is ambiguous
for(i=point[x];i;i=next[i])
^
0_0_22067114_5589.cpp:9:30: note: candidates are: int next [500100]
int tot=1,num=0,n,m,point[N],next[N*10],pos[N]={0},siz[N]={0},v[N]={0};
^
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_22067114_5589.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_22067114_5589.cpp: In function 'int main()':
0_0_22067114_5589.cpp:137:16: error: reference to 'next' is ambiguous
memset(next,0,sizeof(next));
^
0_0_22067114_5589.cpp:9:30: note: candidates are: int next [500100]
int tot=1,num=0,n,m,point[N],next[N*10],pos[N]={0},siz[N]={0},v[N]={0};
^
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_22067114_5589.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_22067114_5589.cpp:137:30: error: reference to 'next' is ambiguous
memset(next,0,sizeof(next));
^
0_0_22067114_5589.cpp:9:30: note: candidates are: int next [500100]
int tot=1,num=0,n,m,point[N],next[N*10],pos[N]={0},siz[N]={0},v[N]={0};
^
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_22067114_5589.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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