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View Compilation Error

0_0_39822470_19426.cpp: In function 'int BFS()':
0_0_39822470_19426.cpp:39:28: error: reference to 'end' is ambiguous
   39 |        if(OpenLock(current,end))//如果temp和解锁密码相同,则返回操作步数
      |                            ^~~
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/string:53,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/locale_classes.h:40,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/ios_base.h:41,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/ios:44,
                 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_39822470_19426.cpp:1:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:116:37: note: candidates are: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
  116 |   template<typename _Tp> const _Tp* end(const valarray<_Tp>&) noexcept;
      |                                     ^~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:115:31: note:                 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
  115 |   template<typename _Tp> _Tp* end(valarray<_Tp>&) noexcept;
      |                               ^~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:106:5: note:                 'template<class _Tp, long long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
  106 |     end(_Tp (&__arr)[_Nm]) noexcept
      |     ^~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:85:5: note:                 'template<class _Container> constexpr decltype (__cont.end()) std::end(const _Container&)'
   85 |     end(const _Container& __cont) -> decltype(__cont.end())
      |     ^~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:74:5: note:                 'template<class _Container> constexpr decltype (__cont.end()) std::end(_Container&)'
   74 |     end(_Container& __cont) -> decltype(__cont.end())
      |     ^~~
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:36:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/initializer_list:99:5: note:                 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
   99 |     end(initializer_list<_Tp> __ils) noexcept
      |     ^~~
0_0_39822470_19426.cpp:13:8: note:                 'node end'
   13 | }start,end,current,next;
      |        ^~~
0_0_39822470_19426.cpp:47:11: error: reference to 'next' is ambiguous
   47 |           next=current;//这一步必不可少啊,只有先赋值了才有元素加减交换操作
      |           ^~~~
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:
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_39822470_19426.cpp:13:20: note:                 'node next'
   13 | }start,end,current,next;
      |                    ^~~~
0_0_39822470_19426.cpp:50:14: error: reference to 'next' is ambiguous
   50 |              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_39822470_19426.cpp:13:20: note:                 'node next'
   13 | }start,end,current,next;
      |                    ^~~~
0_0_39822470_19426.cpp:52:14: error: reference to 'next' is ambiguous
   52 |              next.num[i]=current.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_39822470_19426.cpp:13:20: note:                 'node next'
   13 | }start,end,current,next;
      |                    ^~~~
0_0_39822470_19426.cpp:54:23: error: reference to 'next' is ambiguous
   54 |           if(!visited[next.num[0]][next.num[1]][next.num[2]][next.num[3]])
      |                       ^~~~
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_39822470_19426.cpp:13:20: note:                 'node next'
   13 | }start,end,current,next;
      |                    ^~~~
0_0_39822470_19426.cpp:54:36: error: reference to 'next' is ambiguous
   54 |           if(!visited[next.num[0]][next.num[1]][next.num[2]][next.num[3]])
      |                                    ^~~~
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_39822470_19426.cpp:13:20: note:                 'node next'
   13 | }start,end,current,next;
      |                    ^~~~
0_0_39822470_19426.cpp:54:49: error: reference to 'next' is ambiguous
   54 |           if(!visited[next.num[0]][next.num[1]][next.num[2]][next.num[3]])
      |                                                 ^~~~
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_39822470_19426.cpp:13:20: note:                 'node next'
   13 | }start,end,current,next;
      |                    ^~~~
0_0_39822470_19426.cpp:54:62: error: reference to 'next' is ambiguous
   54 |           if(!visited[next.num[0]][next.num[1]][next.num[2]][next.num[3]])
      |                                                              ^~~~
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_39822470_19426.cpp:13:20: note:                 'node next'
   13 | }start,end,current,next;
      |                    ^~~~
0_0_39822470_19426.cpp:56:22: error: reference to 'next' is ambiguous
   56 |              visited[next.num[0]][next.num[1]][next.num[2]][next.num[3]]=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_39822470_19426.cpp:13:20: note:                 'node next'
   13 | }start,end,current,next;
      |                    ^~~~
0_0_39822470_19426.cpp:56:35: error: reference to 'next' is ambiguous
   56 |              visited[next.num[0]][next.num[1]][next.num[2]][next.num[3]]=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_39822470_19426.cpp:13:20: note:                 'node next'
   13 | }start,end,current,next;
      |                    ^~~~
0_0_39822470_19426.cpp:56:48: error: reference to 'next' is ambiguous
   56 |              visited[next.num[0]][next.num[1]][next.num[2]][next.num[3]]=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_39822470_19426.cpp:13:20: note:                 'node next'
   13 | }start,end,current,next;
      |                    ^~~~
0_0_39822470_19426.cpp:56:61: error: reference to 'next' is ambiguous
   56 |              visited[next.num[0]][next.num[1]][next.num[2]][next.num[3]]=1;
      |                                                             ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/b


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