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View Compilation Error

0_0_18474390_6683.cpp: In function 'void ade(int, int)':
0_0_18474390_6683.cpp:13:5: error: reference to 'next' is ambiguous
     next[++tot]=g[a]; g[a]=tot; mp[tot]=b;
     ^
0_0_18474390_6683.cpp:9:26: note: candidates are: int next [210000]
 int f[N],v[N],vv[N],g[N],next[N],mp[N],T,n,m,s,tot;
                          ^
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_18474390_6683.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_18474390_6683.cpp: In function 'int main()':
0_0_18474390_6683.cpp:37:34: error: reference to 'next' is ambiguous
             for(int j=g[now];j;j=next[j]) t[mp[j]]=0;
                                  ^
0_0_18474390_6683.cpp:9:26: note: candidates are: int next [210000]
 int f[N],v[N],vv[N],g[N],next[N],mp[N],T,n,m,s,tot;
                          ^
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_18474390_6683.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_18474390_6683.cpp:41:34: error: reference to 'next' is ambiguous
             for(int j=g[now];j;j=next[j])
                                  ^
0_0_18474390_6683.cpp:9:26: note: candidates are: int next [210000]
 int f[N],v[N],vv[N],g[N],next[N],mp[N],T,n,m,s,tot;
                          ^
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_18474390_6683.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_18474390_6683.cpp:43:34: error: reference to 'next' is ambiguous
             for(int j=g[now];j;j=next[j]) t[mp[j]]=1;
                                  ^
0_0_18474390_6683.cpp:9:26: note: candidates are: int next [210000]
 int f[N],v[N],vv[N],g[N],next[N],mp[N],T,n,m,s,tot;
                          ^
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_18474390_6683.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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