0_0_30446156_19314.cpp: In function 'void add(int, int, int)':
0_0_30446156_19314.cpp:34:2: error: reference to 'next' is ambiguous
next[num] = head[u];
^
0_0_30446156_19314.cpp:22:20: note: candidates are: int next [500010]
int to[M], val[M], next[M];
^
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_30446156_19314.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_30446156_19314.cpp: In function 'void init()':
0_0_30446156_19314.cpp:44:9: error: reference to 'next' is ambiguous
memset(next, 0, sizeof next);
^
0_0_30446156_19314.cpp:22:20: note: candidates are: int next [500010]
int to[M], val[M], next[M];
^
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_30446156_19314.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_30446156_19314.cpp:44:25: error: reference to 'next' is ambiguous
memset(next, 0, sizeof next);
^
0_0_30446156_19314.cpp:22:20: note: candidates are: int next [500010]
int to[M], val[M], next[M];
^
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_30446156_19314.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_30446156_19314.cpp: In function 'void Dij()':
0_0_30446156_19314.cpp:59:34: error: reference to 'next' is ambiguous
for(int i = head[now]; ~i; i = next[i])
^
0_0_30446156_19314.cpp:22:20: note: candidates are: int next [500010]
int to[M], val[M], next[M];
^
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_30446156_19314.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_30446156_19314.cpp:64:35: error: reference to 'next' is ambiguous
for(int i = head[now]; ~i; i = next[i])
^
0_0_30446156_19314.cpp:22:20: note: candidates are: int next [500010]
int to[M], val[M], next[M];
^
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_30446156_19314.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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