0_0_33477992_14398.cpp: In function 'void dfs(int, int, int)':
0_0_33477992_14398.cpp:26:12: error: reference to 'next' is ambiguous
tx = x + next[i][0];
^
0_0_33477992_14398.cpp:13:5: note: candidates are: int next [4][2]
int next[4][2] = {{0,1}, {1,0}, {0,-1}, {-1,0}}; //右下左上
^
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_33477992_14398.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_33477992_14398.cpp:27:12: error: reference to 'next' is ambiguous
ty = y + next[i][1]; //下一步的坐标
^
0_0_33477992_14398.cpp:13:5: note: candidates are: int next [4][2]
int next[4][2] = {{0,1}, {1,0}, {0,-1}, {-1,0}}; //右下左上
^
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_33477992_14398.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
^
|