answer.code: In function ‘void QAQ()’:
answer.code:91:31: error: no match for ‘operator=’ (operand types are ‘std::tuple<long long int&, long long int&>’ and ‘__gnu_cxx::__alloc_traits<std::allocator<std::array<long long int, 2> >, std::array<long long int, 2> >::value_type’ {aka ‘std::array<long long int, 2>’})
91 | tie(dx, dy) = D[op];
| ^
In file included from /usr/include/c++/13/bits/memory_resource.h:47,
from /usr/include/c++/13/string:58,
from /usr/include/c++/13/bitset:52,
from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:52,
from answer.code:1:
/usr/include/c++/13/tuple:1628:9: note: candidate: ‘template<class _U1, class _U2> std::__enable_if_t<__assignable<const _U1&, const _U2&>(), std::tuple<_T1, _T2>&> std::tuple<_T1, _T2>::operator=(const std::tuple<_U1, _U2>&) [with _U2 = _U1; _T1 = long long int&; _T2 = long long int&]’
1628 | operator=(const tuple<_U1, _U2>& __in)
| ^~~~~~~~
/usr/include/c++/13/tuple:1628:9: note: template argument deduction/substitution failed:
answer.code:91:31: note: ‘__gnu_cxx::__alloc_traits<std::allocator<std::array<long long int, 2> >, std::array<long long int, 2> >::value_type’ {aka ‘std::array<long long int, 2>’} is not derived from ‘const std::tuple<_T1, _T2>’
91 | tie(dx, dy) = D[op];
| ^
/usr/include/c++/13/tuple:1638:9: note: candidate: ‘template<class _U1, class _U2> std::__enable_if_t<__assignable<_U1, _U2>(), std::tuple<_T1, _T2>&> std::tuple<_T1, _T2>::operator=(std::tuple<_U1, _U2>&&) [with _U2 = _U1; _T1 = long long int&; _T2 = long long int&]’
1638 | operator=(tuple<_U1, _U2>&& __in)
| ^~~~~~~~
/usr/include/c++/13/tuple:1638:9: note: template argument deduction/substitution failed:
answer.code:91:31: note: ‘__gnu_cxx::__alloc_traits<std::allocator<std::array<long long int, 2> >, std::array<long long int, 2> >::value_type’ {aka ‘std::array<long long int, 2>’} is not derived from ‘std::tuple<_T1, _T2>’
91 | tie(dx, dy) = D[op];
| ^
/usr/include/c++/13/tuple:1686:9: note: candidate: ‘template<class _U1, class _U2> std::__enable_if_t<__assignable<const _U1&, const _U2&>(), std::tuple<_T1, _T2>&> std::tuple<_T1, _T2>::operator=(const std::pair<_U1, _U2>&) [with _U2 = _U1; _T1 = long long int&; _T2 = long long int&]’
1686 | operator=(const pair<_U1, _U2>& __in)
| ^~~~~~~~
/usr/include/c++/13/tuple:1686:9: note: template argument deduction/substitution failed:
answer.code:91:31: note: ‘__gnu_cxx::__alloc_traits<std::allocator<std::array<long long int, 2> >, std::array<long long int, 2> >::value_type’ {aka ‘std::array<long long int, 2>’} is not derived from ‘const std::pair<_T1, _T2>’
91 | tie(dx, dy) = D[op];
| ^
/usr/include/c++/13/tuple:1697:9: note: candidate: ‘template<class _U1, class _U2> std::__enable_if_t<__assignable<_U1, _U2>(), std::tuple<_T1, _T2>&> std::tuple<_T1, _T2>::operator=(std::pair<_U1, _U2>&&) [with _U2 = _U1; _T1 = long long int&; _T2 = long long int&]’
1697 | operator=(pair<_U1, _U2>&& __in)
| ^~~~~~~~
/usr/include/c++/13/tuple:1697:9: note: template argument deduction/substitution failed:
answer.code:91:31: note: ‘__gnu_cxx::__alloc_traits<std::allocator<std::array<long long int, 2> >, std::array<long long int, 2> >::value_type’ {aka ‘std::array<long long int, 2>’} is not derived from ‘std::pair<_T1, _T2>’
91 | tie(dx, dy) = D[op];
| ^
/usr/include/c++/13/tuple:1605:7: note: candidate: ‘std::tuple<_T1, _T2>& std::tuple<_T1, _T2>::operator=(std::__conditional_t<__assignable<const _T1&, const _T2&>(), const std::tuple<_T1, _T2>&, const std::__nonesuch&>) [with _T1 = long long int&; _T2 = long long int&; std::__conditional_t<__assignable<const _T1&, const _T2&>(), const std::tuple<_T1, _T2>&, const std::__nonesuch&> = const std::tuple<long long int&, long long int&>&]’
1605 | operator=(__conditional_t<__assignable<const _T1&, const _T2&>(),
| ^~~~~~~~
/usr/include/c++/13/tuple:1607:52: note: no known conversion for argument 1 from ‘__gnu_cxx::__alloc_traits<std::allocator<std::array<long long int, 2> >, std::array<long long int, 2> >::value_type’ {aka ‘std::array<long long int, 2>’} to ‘std::__conditional_t<true, const std::tuple<long long int&, long long int&>&, const std::__nonesuch&>’ {aka ‘const std::tuple<long long int&, long long int&>&’}
1605 | operator=(__conditional_t<__assignable<const _T1&, const _T2&>(),
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
1606 | const tuple&,
| ~~~~~~~~~~~~~
1607 | const __nonesuch&> __in)
| ...