0_0_21722724_8726.cpp: In function 'void inser(int, int)':
0_0_21722724_8726.cpp:13:2: error: reference to 'next' is ambiguous
next[++ siz] = first[x];
^
0_0_21722724_8726.cpp:8:14: note: candidates are: int next [100005]
int first[N],next[N],to[N],fst[N],nxt[N],t[N];
^
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_21722724_8726.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_21722724_8726.cpp: In function 'void dfs(int, int)':
0_0_21722724_8726.cpp:44:30: error: reference to 'next' is ambiguous
for (int i = first[x];i;i = next[i])
^
0_0_21722724_8726.cpp:8:14: note: candidates are: int next [100005]
int first[N],next[N],to[N],fst[N],nxt[N],t[N];
^
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_21722724_8726.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_21722724_8726.cpp: In function 'void DP(int, int)':
0_0_21722724_8726.cpp:68:30: error: reference to 'next' is ambiguous
for (int i = first[x];i;i = next[i])
^
0_0_21722724_8726.cpp:8:14: note: candidates are: int next [100005]
int first[N],next[N],to[N],fst[N],nxt[N],t[N];
^
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_21722724_8726.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_21722724_8726.cpp: In function 'int main()':
0_0_21722724_8726.cpp:83:31: error: 'memset' was not declared in this scope
memset(first,0,sizeof(first));
^
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