0_0_13277939_15790.cpp: In function 'void add(int, int)':
0_0_13277939_15790.cpp:17:2: error: reference to 'next' is ambiguous
next[t]=point[x];
^
0_0_13277939_15790.cpp:13:36: note: candidates are: int next [100010]
int t,ru[maxn],v[maxn],point[maxn],next[maxn],a[maxn*4];
^
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++/algorithm:61,
from 0_0_13277939_15790.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_13277939_15790.cpp: In function 'int main()':
0_0_13277939_15790.cpp:73:31: error: reference to 'next' is ambiguous
for (j=point[ans.x]; j; j=next[j])
^
0_0_13277939_15790.cpp:13:36: note: candidates are: int next [100010]
int t,ru[maxn],v[maxn],point[maxn],next[maxn],a[maxn*4];
^
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++/algorithm:61,
from 0_0_13277939_15790.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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