0_0_25171959_31907.cpp: In function 'void add_edge(int, int, int, int)':
0_0_25171959_31907.cpp:22:5: error: reference to 'next' is ambiguous
next[cc]=first[u];
^
0_0_25171959_31907.cpp:14:17: note: candidates are: int next [300000]
int first[MAXN],next[MAXM],cc;
^
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++/deque:60,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:60,
from 0_0_25171959_31907.cpp:3:
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_25171959_31907.cpp:30:5: error: reference to 'next' is ambiguous
next[cc]=first[v];
^
0_0_25171959_31907.cpp:14:17: note: candidates are: int next [300000]
int first[MAXN],next[MAXM],cc;
^
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++/deque:60,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:60,
from 0_0_25171959_31907.cpp:3:
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_25171959_31907.cpp: In function 'int SPFA(int, int)':
0_0_25171959_31907.cpp:49:32: error: reference to 'next' is ambiguous
for(i=first[u];i!=-1;i=next[i])
^
0_0_25171959_31907.cpp:14:17: note: candidates are: int next [300000]
int first[MAXN],next[MAXM],cc;
^
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++/deque:60,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:60,
from 0_0_25171959_31907.cpp:3:
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_25171959_31907.cpp: In function 'int main()':
0_0_25171959_31907.cpp:105:16: error: reference to 'next' is ambiguous
memset(next,-1,sizeof(next));
^
0_0_25171959_31907.cpp:14:17: note: candidates are: int next [300000]
int first[MAXN],next[MAXM],cc;
^
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++/deque:60,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:60,
from 0_0_25171959_31907.cpp:3:
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_25171959_31907.cpp:105:31: error: reference to 'next' is ambiguous
memset(next,-1,sizeof(next));
^
0_0_25171959_31907.cpp:14:17: note: candidates are: int next [300000]
int first[MAXN],next[MAXM],cc;
^
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++/deque:60,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/queue:60,
from 0_0_25171959_31907.cpp:3:
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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