0_0_15973932_24979.cpp: In function 'void read_graph(int, int, int, int)':
0_0_15973932_24979.cpp:20:1: error: reference to 'next' is ambiguous
next[cnt] = first[u[cnt]];
^
0_0_15973932_24979.cpp:12:38: note: candidates are: int next [50050]
int u[5*SIZE], v[5*SIZE], w[5*SIZE], next[5*SIZE], h[5*SIZE];
^
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/char_traits.h:39,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
from 0_0_15973932_24979.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_15973932_24979.cpp: In function 'int spfa(int, int)':
0_0_15973932_24979.cpp:34:34: error: reference to 'next' is ambiguous
for(int e = first[x]; e!=-1; e = next[e]) if(d[v[e]] > d[x]+w[e] && mid <= h[e])
^
0_0_15973932_24979.cpp:12:38: note: candidates are: int next [50050]
int u[5*SIZE], v[5*SIZE], w[5*SIZE], next[5*SIZE], h[5*SIZE];
^
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/char_traits.h:39,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ios:40,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/ostream:38,
from GCC4.9.2/x86_64-w64-mingw32/include/c++/iostream:39,
from 0_0_15973932_24979.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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