0_0_39749254_24067.cpp: In function 'int d_bfs()':
0_0_39749254_24067.cpp:33:33: error: reference to 'next' is ambiguous
33 | next=cur; //这时候的Next表示当前cur加一或减一后的状态
| ^~~~
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_construct.h:62,
from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/char_traits.h:57,
from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/ios:42,
from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/ostream:40,
from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/iostream:41,
from 0_0_39749254_24067.cpp:1:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_base_funcs.h:232:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename iterator_traits<_Iter>::difference_type)'
232 | next(_InputIterator __x, typename
| ^~~~
0_0_39749254_24067.cpp:14:10: note: 'node next'
14 | node cur,next;
| ^~~~
0_0_39749254_24067.cpp:36:41: error: reference to 'next' is ambiguous
36 | next.num[i]=1;
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_base_funcs.h:232:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename iterator_traits<_Iter>::difference_type)'
232 | next(_InputIterator __x, typename
| ^~~~
0_0_39749254_24067.cpp:14:10: note: 'node next'
14 | node cur,next;
| ^~~~
0_0_39749254_24067.cpp:38:41: error: reference to 'next' is ambiguous
38 | next.num[i] = cur.num[i]+1;
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_base_funcs.h:232:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename iterator_traits<_Iter>::difference_type)'
232 | next(_InputIterator __x, typename
| ^~~~
0_0_39749254_24067.cpp:14:10: note: 'node next'
14 | node cur,next;
| ^~~~
0_0_39749254_24067.cpp:39:44: error: reference to 'next' is ambiguous
39 | if((k=vis2[next.num[0]][next.num[1]][next.num[2]][next.num[3]])!=-1) //当前数字在从后往前的vis2中已经被访问
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_base_funcs.h:232:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename iterator_traits<_Iter>::difference_type)'
232 | next(_InputIterator __x, typename
| ^~~~
0_0_39749254_24067.cpp:14:10: note: 'node next'
14 | node cur,next;
| ^~~~
0_0_39749254_24067.cpp:39:57: error: reference to 'next' is ambiguous
39 | if((k=vis2[next.num[0]][next.num[1]][next.num[2]][next.num[3]])!=-1) //当前数字在从后往前的vis2中已经被访问
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_base_funcs.h:232:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename iterator_traits<_Iter>::difference_type)'
232 | next(_InputIterator __x, typename
| ^~~~
0_0_39749254_24067.cpp:14:10: note: 'node next'
14 | node cur,next;
| ^~~~
0_0_39749254_24067.cpp:39:70: error: reference to 'next' is ambiguous
39 | if((k=vis2[next.num[0]][next.num[1]][next.num[2]][next.num[3]])!=-1) //当前数字在从后往前的vis2中已经被访问
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_base_funcs.h:232:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename iterator_traits<_Iter>::difference_type)'
232 | next(_InputIterator __x, typename
| ^~~~
0_0_39749254_24067.cpp:14:10: note: 'node next'
14 | node cur,next;
| ^~~~
0_0_39749254_24067.cpp:39:83: error: reference to 'next' is ambiguous
39 | if((k=vis2[next.num[0]][next.num[1]][next.num[2]][next.num[3]])!=-1) //当前数字在从后往前的vis2中已经被访问
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_base_funcs.h:232:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename iterator_traits<_Iter>::difference_type)'
232 | next(_InputIterator __x, typename
| ^~~~
0_0_39749254_24067.cpp:14:10: note: 'node next'
14 | node cur,next;
| ^~~~
0_0_39749254_24067.cpp:40:48: error: reference to 'next' is ambiguous
40 | return next.step+k;
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_base_funcs.h:232:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename iterator_traits<_Iter>::difference_type)'
232 | next(_InputIterator __x, typename
| ^~~~
0_0_39749254_24067.cpp:14:10: note: 'node next'
14 | node cur,next;
| ^~~~
0_0_39749254_24067.cpp:41:41: error: reference to 'next' is ambiguous
41 | if(vis1[next.num[0]][next.num[1]][next.num[2]][next.num[3]]==-1){ // 在从前往后的vis1中还没有被访问
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_base_funcs.h:232:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename iterator_traits<_Iter>::difference_type)'
232 | next(_InputIterator __x, typename
| ^~~~
0_0_39749254_24067.cpp:14:10: note: 'node next'
14 | node cur,next;
| ^~~~
0_0_39749254_24067.cpp:41:54: error: reference to 'next' is ambiguous
41 | if(vis1[next.num[0]][next.num[1]][next.num[2]][next.num[3]]==-1){ // 在从前往后的vis1中还没有被访问
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_base_funcs.h:232:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename iterator_traits<_Iter>::difference_type)'
232 | next(_InputIterator __x, typename
| ^~~~
0_0_39749254_24067.cpp:14:10: note: 'node next'
14 | node cur,next;
| ^~~~
0_0_39749254_24067.cpp:41:67: error: reference to 'next' is ambiguous
41 | if(vis1[next.num[0]][next.num[1]][next.num[2]][next.num[3]]==-1){ // 在从前往后的vis1中还没有被访问
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_base_funcs.h:232:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename iterator_traits<_Iter>::difference_type)'
232 | next(_InputIterator __x, typename
| ^~~~
0_0_39749254_24067.cpp:14:10: note: 'node next'
14 | node cur,next;
| ^~~~
0_0_39749254_24067.cpp:41:80: error: reference to 'next' is ambiguous
41 | if(vis1[next.num[0]][next.num[1]][next.num[2]][next.num[3]]==-1){ // 在从前往后的vis1中还没有被访问
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_base_funcs.h:232:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename iterator_traits<_Iter>::difference_type)'
232 | next(_InputIterator __x, typename
| ^~~~
0_0_39749254_24067.cpp:14:10: note: 'node next'
14 | node cur,next;
| ^~~~
0_0_39749254_24067.cpp:42:49: error: reference to 'next' is ambiguous
42 | q1.push(next);
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_base_funcs.h:232:5: note: candidates are: 'template<class _InputIterator> constexpr _InputIterator std::next(_InputIterator, typename iterator_traits<_Iter>::difference_type)'
232 | next(_InputIterator __x, typename
| ^~~~
0_0_39749254_24067.cpp:14:10: note: 'node next'
14 | node cur,next;
| ^~~~
0_0_39749254_24067.cpp:43:46: error: reference to 'next' is ambiguous
43 | vis1[next.num[0]][next.num[1]][next.num[2]][next.num[3]]=next.step;
| ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/stl_iterator_b
|