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View Compilation Error

0_0_38613670_734.cpp: In function 'int main()':
0_0_38613670_734.cpp:24:3: error: reference to 'next' is ambiguous
   next[0]=-1;
   ^~~~
In file included from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/stl_algobase.h:66,
                 from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/specfun.h:45,
                 from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/cmath:1892,
                 from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/x86_64-w64-mingw32/bits/stdc++.h:41,
                 from 0_0_38613670_734.cpp:1:
gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/stl_iterator_base_funcs.h:213:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename std::iterator_traits<_Iter>::difference_type)'
     next(_InputIterator __x, typename
     ^~~~
0_0_38613670_734.cpp:5:15: note:                 'int next [1000005]'
 int a[N],b[N],next[N];
               ^~~~
0_0_38613670_734.cpp:33:5: error: reference to 'next' is ambiguous
     next[i]=j;
     ^~~~
In file included from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/stl_algobase.h:66,
                 from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/specfun.h:45,
                 from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/cmath:1892,
                 from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/x86_64-w64-mingw32/bits/stdc++.h:41,
                 from 0_0_38613670_734.cpp:1:
gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/stl_iterator_base_funcs.h:213:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename std::iterator_traits<_Iter>::difference_type)'
     next(_InputIterator __x, typename
     ^~~~
0_0_38613670_734.cpp:5:15: note:                 'int next [1000005]'
 int a[N],b[N],next[N];
               ^~~~
0_0_38613670_734.cpp:37:7: error: reference to 'next' is ambiguous
     j=next[j];
       ^~~~
In file included from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/stl_algobase.h:66,
                 from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/specfun.h:45,
                 from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/cmath:1892,
                 from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/x86_64-w64-mingw32/bits/stdc++.h:41,
                 from 0_0_38613670_734.cpp:1:
gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/stl_iterator_base_funcs.h:213:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename std::iterator_traits<_Iter>::difference_type)'
     next(_InputIterator __x, typename
     ^~~~
0_0_38613670_734.cpp:5:15: note:                 'int next [1000005]'
 int a[N],b[N],next[N];
               ^~~~
0_0_38613670_734.cpp:53:7: error: reference to 'next' is ambiguous
     j=next[j];
       ^~~~
In file included from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/stl_algobase.h:66,
                 from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/specfun.h:45,
                 from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/cmath:1892,
                 from gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/x86_64-w64-mingw32/bits/stdc++.h:41,
                 from 0_0_38613670_734.cpp:1:
gcc-8.5.0/lib/gcc/x86_64-w64-mingw32/8.5.0/include/c++/bits/stl_iterator_base_funcs.h:213:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename std::iterator_traits<_Iter>::difference_type)'
     next(_InputIterator __x, typename
     ^~~~
0_0_38613670_734.cpp:5:15: note:                 'int next [1000005]'
 int a[N],b[N],next[N];
               ^~~~


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