answer.code: In function ‘std::vector<int> longest_trip(int, int)’:
answer.code:60:25: error: no match for ‘operator>’ (operand types are ‘std::vector<int>::size_type’ {aka ‘long unsigned int’} and ‘std::vector<int>’)
   60 |         if(path1.size() > path2) return path1;
      |            ~~~~~~~~~~~~ ^ ~~~~~
      |                      |    |
      |                      |    std::vector<int>
      |                      std::vector<int>::size_type {aka long unsigned int}
In file included from /usr/include/c++/13/regex:68,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:181,
                 from answer.code:6:
/usr/include/c++/13/bits/regex.h:1288:5: note: candidate: ‘template<class _Bi_iter, class _Ch_traits, class _Alloc> auto std::__cxx11::operator<=>(const sub_match<_BiIter>&, __sub_match_string<_Bi_iter, _Ch_traits, _Ch_alloc>&)’ (reversed)
 1288 |     operator<=>(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/regex.h:1288:5: note:   template argument deduction/substitution failed:
answer.code:60:27: note:   ‘std::vector<int>’ is not derived from ‘const std::__cxx11::sub_match<_BiIter>’
   60 |         if(path1.size() > path2) return path1;
      |                           ^~~~~
/usr/include/c++/13/bits/regex.h:1456:5: note: candidate: ‘template<class _Bi_iter> auto std::__cxx11::operator<=>(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type*)’ (reversed)
 1456 |     operator<=>(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/regex.h:1456:5: note:   template argument deduction/substitution failed:
answer.code:60:27: note:   ‘std::vector<int>’ is not derived from ‘const std::__cxx11::sub_match<_BiIter>’
   60 |         if(path1.size() > path2) return path1;
      |                           ^~~~~
/usr/include/c++/13/bits/regex.h:1629:5: note: candidate: ‘template<class _Bi_iter> auto std::__cxx11::operator<=>(const sub_match<_BiIter>&, const typename std::iterator_traits<_Iter>::value_type&)’ (reversed)
 1629 |     operator<=>(const sub_match<_Bi_iter>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/13/bits/regex.h:1629:5: note:   template argument deduction/substitution failed:
answer.code:60:27: note:   ‘std::vector<int>’ is not derived from ‘const std::__cxx11::sub_match<_BiIter>’
   60 |         if(path1.size() > path2) return path1;
      |                           ^~~~~
In file included from /usr/include/c++/13/bits/stl_algobase.h:67,
                 from /usr/include/c++/13/vector:62,
                 from longesttrip.h:1,
                 from answer.code:4:
/usr/include/c++/13/bits/stl_iterator.h:583:5: note: candidate: ‘template<class _IteratorL, class _IteratorR>  requires  three_way_comparable_with<_IteratorR, _IteratorL, std::partial_ordering> constexpr std::compare_three_way_result_t<_IteratorL, _IteratorR> std::operator<=>(const reverse_iterator<_IteratorL>&, const reverse_iterator<_IteratorR>&)’ (reversed)
  583 |     operator<=>(const reverse_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/13/bits/stl_iterator.h:583:5: note:   template argument deduction/substitution failed:
answer.code:60:27: note:   ‘std::vector<int>’ is not derived from ‘const std::reverse_iterator<_IteratorL>’
   60 |         if(path1.size() > path2) return path1;
      |                           ^~~~~
/usr/include/c++/13/bits/stl_iterator.h:1690:5: note: candidate: ‘template<class _IteratorL, class _IteratorR>  requires  three_way_comparable_with<_IteratorR, _IteratorL, std::partial_ordering> constexpr std::compare_three_way_result_t<_IteratorL, _IteratorR> std::operator<=>(const move_iterator<_IteratorL>&, const move_iterator<_IteratorR>&)’ (reversed)
 1690 |     operator<=>(const move_iterator<_IteratorL>& __x,
      |     ^~~~~~~~
/usr/include/c++/13/bits/stl_iterator.h:1690:5: note:   template argument deduction/substitution failed:
answer.code:60:27: note:   ‘std::vector<int>’ is not derived from ‘const std::move_iterator<_IteratorL>’
   60 |         if(path1.size() > path2) return path1;
      |                           ^~~~~
In file included from /usr/include/c++/13/bits/uses_allocator_args.h:38,
                 from /usr/include/c++/13/bits/memory_resource.h:41,
                 from /usr/include/c++/13/vector:80:
/usr/include/c++/13/tuple:1938:5: note: candidate: ‘template<class ... _Tps, class ... _Ups> constexpr std::common_comparison_category_t<decltype (std::__detail::__synth3way(declval<_Tps&>(), declval<_Ups&>()))...> std::operator<=>(const tuple<_UTypes ...>&, const tuple<_UTypes ...>&)’ (reversed)
 1938 |     operator<=>(const tuple<_Tps...>& __t, const tuple<_Ups...>& __u)
      |     ^~~~~~~~
/usr/include/c++/13/tuple:1938:5: note:   template argument deduction/substitution failed:
answer.code:60:27: note:   ‘std::vector<int>’ is not derived from ‘const std::tuple<_UTypes ...>’
   60 |         if(path1.size() > path2) return path1;
      |             ...