0_0_17856825_19928.cpp: In function 'void add_edge(int, int, int, int)':
0_0_17856825_19928.cpp:31:5: error: reference to 'next' is ambiguous
next[NE]=head[u],head[u]=NE;
^
0_0_17856825_19928.cpp:14:16: note: candidates are: int next [6010]
int head[MAXN],next[MAXM],dis[MAXN],vis[MAXN],pre[MAXM],mp[MAXN][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++/algorithm:61,
from 0_0_17856825_19928.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_17856825_19928.cpp:35:5: error: reference to 'next' is ambiguous
next[NE]=head[v],head[v]=NE;
^
0_0_17856825_19928.cpp:14:16: note: candidates are: int next [6010]
int head[MAXN],next[MAXM],dis[MAXN],vis[MAXN],pre[MAXM],mp[MAXN][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++/algorithm:61,
from 0_0_17856825_19928.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_17856825_19928.cpp: In function 'void Construct()':
0_0_17856825_19928.cpp:42:12: error: reference to 'next' is ambiguous
memset(next,-1,sizeof(next));
^
0_0_17856825_19928.cpp:14:16: note: candidates are: int next [6010]
int head[MAXN],next[MAXM],dis[MAXN],vis[MAXN],pre[MAXM],mp[MAXN][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++/algorithm:61,
from 0_0_17856825_19928.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_17856825_19928.cpp:42:27: error: reference to 'next' is ambiguous
memset(next,-1,sizeof(next));
^
0_0_17856825_19928.cpp:14:16: note: candidates are: int next [6010]
int head[MAXN],next[MAXM],dis[MAXN],vis[MAXN],pre[MAXM],mp[MAXN][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++/algorithm:61,
from 0_0_17856825_19928.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_17856825_19928.cpp: In function 'bool spfa(int, int)':
0_0_17856825_19928.cpp:73:35: error: reference to 'next' is ambiguous
for(int i=head[u];i!=-1;i=next[i]){
^
0_0_17856825_19928.cpp:14:16: note: candidates are: int next [6010]
int head[MAXN],next[MAXM],dis[MAXN],vis[MAXN],pre[MAXM],mp[MAXN][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++/algorithm:61,
from 0_0_17856825_19928.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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