0_0_28563770_12277.cpp: In function 'void edge(int, int, int)':
0_0_28563770_12277.cpp:16:2: error: reference to 'next' is ambiguous
next[e] = head[s]; //与e有相同起点的另外一条边 有点儿糊涂
^
0_0_28563770_12277.cpp:9:5: note: candidates are: int next [5005]
int next[maxn]; // i = next[i] 与第 i 边有相同起点的 另外一条边
^
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_28563770_12277.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_28563770_12277.cpp: In function 'double spfa(int, int)':
0_0_28563770_12277.cpp:27:37: error: reference to 'next' is ambiguous
for(int i = head[u]; i != -1; i = next[i]){ //循环是第i条边 这里的每条边都有相同的起点 u
^
0_0_28563770_12277.cpp:9:5: note: candidates are: int next [5005]
int next[maxn]; // i = next[i] 与第 i 边有相同起点的 另外一条边
^
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_28563770_12277.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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