0_0_15881575_18785.cpp: In function 'void add(int, int)':
0_0_15881575_18785.cpp:53:5: error: reference to 'next' is ambiguous
next[e] = first[x], first[x] = e ++;
^
0_0_15881575_18785.cpp:27:61: note: candidates are: int next [1030]
int N, M, D, d[MAXN][MAXM][8], g[MAXN][MAXM], first[ST], e, next[ST], v[ST];
^
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_15881575_18785.cpp:1:
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_15881575_18785.cpp: In function 'void solve()':
0_0_15881575_18785.cpp:117:46: error: reference to 'next' is ambiguous
for(k = first[ust]; k != -1; k = next[k])
^
0_0_15881575_18785.cpp:27:61: note: candidates are: int next [1030]
int N, M, D, d[MAXN][MAXM][8], g[MAXN][MAXM], first[ST], e, next[ST], v[ST];
^
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_15881575_18785.cpp:1:
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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