0_0_17672413_5785.cpp: In function 'void AddEdge(int, int, double)':
0_0_17672413_5785.cpp:24:2: error: reference to 'next' is ambiguous
next[e]=first[U];
^
0_0_17672413_5785.cpp:18:27: note: candidates are: int next [2001]
int v[2001],e,first[2001],next[2001],ans;
^
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++/bits/stl_tree.h:61,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/map:60,
from 0_0_17672413_5785.cpp:2:
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_17672413_5785.cpp: In function 'void spfa(int)':
0_0_17672413_5785.cpp:37:34: error: reference to 'next' is ambiguous
for(int i=first[U];i;i=next[i])
^
0_0_17672413_5785.cpp:18:27: note: candidates are: int next [2001]
int v[2001],e,first[2001],next[2001],ans;
^
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++/bits/stl_tree.h:61,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/map:60,
from 0_0_17672413_5785.cpp:2:
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_17672413_5785.cpp: In function 'void dfs(int)':
0_0_17672413_5785.cpp:55:25: error: reference to 'next' is ambiguous
for(int i=first[U];i;i=next[i])
^
0_0_17672413_5785.cpp:18:27: note: candidates are: int next [2001]
int v[2001],e,first[2001],next[2001],ans;
^
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++/bits/stl_tree.h:61,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/map:60,
from 0_0_17672413_5785.cpp:2:
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_17672413_5785.cpp: In function 'int main()':
0_0_17672413_5785.cpp:84:12: error: reference to 'next' is ambiguous
memset(next,0,sizeof(next));
^
0_0_17672413_5785.cpp:18:27: note: candidates are: int next [2001]
int v[2001],e,first[2001],next[2001],ans;
^
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++/bits/stl_tree.h:61,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/map:60,
from 0_0_17672413_5785.cpp:2:
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_17672413_5785.cpp:84:26: error: reference to 'next' is ambiguous
memset(next,0,sizeof(next));
^
0_0_17672413_5785.cpp:18:27: note: candidates are: int next [2001]
int v[2001],e,first[2001],next[2001],ans;
^
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++/bits/stl_tree.h:61,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/map:60,
from 0_0_17672413_5785.cpp:2:
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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