0_0_24884353_20007.cpp: In function 'void spfa()':
0_0_24884353_20007.cpp:49:6: error: reference to 'next' is ambiguous
k=next[k];
^
0_0_24884353_20007.cpp:11:5: note: candidates are: int next [200000]
int next[200000],head[2000];
^
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_24884353_20007.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_24884353_20007.cpp: In function 'void Add(int, int, int, int)':
0_0_24884353_20007.cpp:59:2: error: reference to 'next' is ambiguous
next[cnt]=head[edge[cnt].s];
^
0_0_24884353_20007.cpp:11:5: note: candidates are: int next [200000]
int next[200000],head[2000];
^
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_24884353_20007.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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