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View Compilation Error

0_0_18027648_9556.cpp: In constructor 'Dinic::Dinic()':
0_0_18027648_9556.cpp:40:17: error: reference to 'next' is ambiguous
         memset( next, -1, sizeof(next) );   
                 ^
0_0_18027648_9556.cpp:34:38: note: candidates are: int next [6000]
 int level[maxn], Qu[maxn], out[maxn],next[maxn];  
                                      ^
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++/vector:60,
                 from 0_0_18027648_9556.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_18027648_9556.cpp:40:34: error: reference to 'next' is ambiguous
         memset( next, -1, sizeof(next) );   
                                  ^
0_0_18027648_9556.cpp:34:38: note: candidates are: int next [6000]
 int level[maxn], Qu[maxn], out[maxn],next[maxn];  
                                      ^
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++/vector:60,
                 from 0_0_18027648_9556.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_18027648_9556.cpp: In member function 'void Dinic::insert(int, int, int)':
0_0_18027648_9556.cpp:44:25: error: reference to 'next' is ambiguous
         net[end].next = next[x],   
                         ^
0_0_18027648_9556.cpp:34:38: note: candidates are: int next [6000]
 int level[maxn], Qu[maxn], out[maxn],next[maxn];  
                                      ^
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++/vector:60,
                 from 0_0_18027648_9556.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_18027648_9556.cpp:45:9: error: reference to 'next' is ambiguous
         next[x] = end ++;   
         ^
0_0_18027648_9556.cpp:34:38: note: candidates are: int next [6000]
 int level[maxn], Qu[maxn], out[maxn],next[maxn];  
                                      ^
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++/vector:60,
                 from 0_0_18027648_9556.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_18027648_9556.cpp:47:25: error: reference to 'next' is ambiguous
         net[end].next = next[y],   
                         ^
0_0_18027648_9556.cpp:34:38: note: candidates are: int next [6000]
 int level[maxn], Qu[maxn], out[maxn],next[maxn];  
                                      ^
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++/vector:60,
                 from 0_0_18027648_9556.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_18027648_9556.cpp:48:9: error: reference to 'next' is ambiguous
         next[y] = end ++;   
         ^
0_0_18027648_9556.cpp:34:38: note: candidates are: int next [6000]
 int level[maxn], Qu[maxn], out[maxn],next[maxn];  
                                      ^
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++/vector:60,
                 from 0_0_18027648_9556.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_18027648_9556.cpp: In member function 'bool Dinic::BFS(int, int)':
0_0_18027648_9556.cpp:56:26: error: reference to 'next' is ambiguous
             for( int i = next[x]; i != -1; i = net[i].next ) {   
                          ^
0_0_18027648_9556.cpp:34:38: note: candidates are: int next [6000]
 int level[maxn], Qu[maxn], out[maxn],next[maxn];  
                                      ^
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++/vector:60,
                 from 0_0_18027648_9556.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_18027648_9556.cpp: In member function 'int Dinic::MaxFlow(int, int)':
0_0_18027648_9556.cpp:72:26: error: reference to 'next' is ambiguous
             memcpy( out, next, sizeof(out) );   
                          ^
0_0_18027648_9556.cpp:34:38: note: candidates are: int next [6000]
 int level[maxn], Qu[maxn], out[maxn],next[maxn];  
                                      ^
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++/vector:60,
                 from 0_0_18027648_9556.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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