0_0_21451053_32151.cpp: In function 'long long int fun(int)':
0_0_21451053_32151.cpp:30:41: error: reference to 'next' is ambiguous
for(int i = p;i <= n && c2 <= k;i = next[i]) {
^
0_0_21451053_32151.cpp:19:31: note: candidates are: int next [500010]
int a[maxn+10], pre[maxn+10], next[maxn+10], pos[maxn+10];
^
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_21451053_32151.cpp:4:
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_21451053_32151.cpp:31:19: error: reference to 'next' is ambiguous
r[++c2] = next[i] - i;
^
0_0_21451053_32151.cpp:19:31: note: candidates are: int next [500010]
int a[maxn+10], pre[maxn+10], next[maxn+10], pos[maxn+10];
^
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_21451053_32151.cpp:4:
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_21451053_32151.cpp: In function 'void del(int)':
0_0_21451053_32151.cpp:43:5: error: reference to 'next' is ambiguous
next[pre[p] ] = next[p];
^
0_0_21451053_32151.cpp:19:31: note: candidates are: int next [500010]
int a[maxn+10], pre[maxn+10], next[maxn+10], pos[maxn+10];
^
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_21451053_32151.cpp:4:
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_21451053_32151.cpp:43:21: error: reference to 'next' is ambiguous
next[pre[p] ] = next[p];
^
0_0_21451053_32151.cpp:19:31: note: candidates are: int next [500010]
int a[maxn+10], pre[maxn+10], next[maxn+10], pos[maxn+10];
^
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_21451053_32151.cpp:4:
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_21451053_32151.cpp:44:9: error: reference to 'next' is ambiguous
pre[next[p] ] = pre[p];
^
0_0_21451053_32151.cpp:19:31: note: candidates are: int next [500010]
int a[maxn+10], pre[maxn+10], next[maxn+10], pos[maxn+10];
^
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_21451053_32151.cpp:4:
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_21451053_32151.cpp: In function 'int main()':
0_0_21451053_32151.cpp:57:13: error: reference to 'next' is ambiguous
next[i] = i+1;
^
0_0_21451053_32151.cpp:19:31: note: candidates are: int next [500010]
int a[maxn+10], pre[maxn+10], next[maxn+10], pos[maxn+10];
^
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_21451053_32151.cpp:4:
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_21451053_32151.cpp:60:20: error: reference to 'next' is ambiguous
pre[0] = 0;next[n+1] = n+1;
^
0_0_21451053_32151.cpp:19:31: note: candidates are: int next [500010]
int a[maxn+10], pre[maxn+10], next[maxn+10], pos[maxn+10];
^
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_21451053_32151.cpp:4:
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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