제출 #178018

실행 실패 (제출 코드 컴파일 에러)

Main.cpp: In function ‘int getCase()’:
Main.cpp:17:28: error: reference to ‘prev’ is ambiguous
   17 |                 dp[i] = 1; prev[i] = -1;
      |                            ^~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:66,
                 from /usr/include/c++/11/bits/char_traits.h:39,
                 from /usr/include/c++/11/ios:40,
                 from /usr/include/c++/11/ostream:38,
                 from /usr/include/c++/11/iostream:39,
                 from Main.cpp:2:
/usr/include/c++/11/bits/stl_iterator_base_funcs.h:224:5: note: candidates are: ‘template<class _BidirectionalIterator> constexpr _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)’
  224 |     prev(_BidirectionalIterator __x, typename
      |     ^~~~
Main.cpp:10:5: note:                 ‘int prev [1000]’
   10 | int prev[MAXN]; // prev[N]: dp[N]일때 마지막에서 두 번째 항목 인덱스
      |     ^~~~
Main.cpp:21:33: error: reference to ‘prev’ is ambiguous
   21 |                                 prev[i] = j;
      |                                 ^~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:66,
                 from /usr/include/c++/11/bits/char_traits.h:39,
                 from /usr/include/c++/11/ios:40,
                 from /usr/include/c++/11/ostream:38,
                 from /usr/include/c++/11/iostream:39,
                 from Main.cpp:2:
/usr/include/c++/11/bits/stl_iterator_base_funcs.h:224:5: note: candidates are: ‘template<class _BidirectionalIterator> constexpr _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)’
  224 |     prev(_BidirectionalIterator __x, typename
      |     ^~~~
Main.cpp:10:5: note:                 ‘int prev [1000]’
   10 | int prev[MAXN]; // prev[N]: dp[N]일때 마지막에서 두 번째 항목 인덱스
      |     ^~~~
Main.cpp: In function ‘int main()’:
Main.cpp:45:23: error: reference to ‘prev’ is ambiguous
   45 |                 idx = prev[idx];
      |                       ^~~~
In file included from /usr/include/c++/11/bits/stl_algobase.h:66,
                 from /usr/include/c++/11/bits/char_traits.h:39,
                 from /usr/include/c++/11/ios:40,
                 from /usr/include/c++/11/ostream:38,
                 from /usr/include/c++/11/iostream:39,
                 from Main.cpp:2:
/usr/include/c++/11/bits/stl_iterator_base_funcs.h:224:5: note: candidates are: ‘template<class _BidirectionalIterator> constexpr _BidirectionalIterator std::prev(_BidirectionalIterator, typename std::iterator_traits<_Iter>::difference_type)’
  224 |     prev(_BidirectionalIterator __x, typename
      |     ^~~~
Main.cpp:10:5: note:                 ‘int prev [1000]’
   10 | int prev[MAXN]; // prev[N]: dp[N]일때 마지막에서 두 번째 항목 인덱스
      |     ^~~~