Eroare de compilare: main.cpp: In lambda function: main.cpp:46:28: error: no matching function for call to 'get<2>(const std::tuple<int, int, int>&)' 46 | return get < 2 > (a) < get < 2 > (b); | ^ In file included from /usr/include/c++/10/algorithm:60, from main.cpp:4: /usr/include/c++/10/utility:223:5: note: candidate: 'template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(std::pair<_Tp1, _Tp2>&)' 223 | get(std::pair<_Tp1, _Tp2>& __in) noexcept | ^~~ /usr/include/c++/10/utility:223:5: note: template argument deduction/substitution failed: main.cpp:46:28: note: types 'std::pair<_Tp1, _Tp2>' and 'const std::tuple<int, int, int>' have incompatible cv-qualifiers 46 | return get < 2 > (a) < get < 2 > (b); | ^ In file included from /usr/include/c++/10/algorithm:60, from main.cpp:4: /usr/include/c++/10/utility:228:5: note: candidate: 'template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(std::pair<_Tp1, _Tp2>&&)' 228 | get(std::pair<_Tp1, _Tp2>&& __in) noexcept | ^~~ /usr/include/c++/10/utility:228:5: note: template argument deduction/substitution failed: main.cpp:46:28: note: types 'std::pair<_Tp1, _Tp2>' and 'const std::tuple<int, int, int>' have incompatible cv-qualifiers 46 | return get < 2 > (a) < get < 2 > (b); | ^ In file included from /usr/include/c++/10/algorithm:60, from main.cpp:4: /usr/include/c++/10/utility:233:5: note: candidate: 'template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type& std::get(const std::pair<_Tp1, _Tp2>&)' 233 | get(const std::pair<_Tp1, _Tp2>& __in) noexcept | ^~~ /usr/include/c++/10/utility:233:5: note: template argument deduction/substitution failed: main.cpp:46:28: note: 'const std::tuple<int, int, int>' is not derived from 'const std::pair<_Tp1, _Tp2>' 46 | return get < 2 > (a) < get < 2 > (b); | ^ In file included from /usr/include/c++/10/algorithm:60, from main.cpp:4: /usr/include/c++/10/utility:238:5: note: candidate: 'template<long unsigned int _Int, class _Tp1, class _Tp2> constexpr const typename std::tuple_element<_Int, std::pair<_Tp1, _Tp2> >::type&& std::get(const std::pair<_Tp1, _Tp2>&&)' 238 | get(const std::pair<_Tp1, _Tp2>&& __in) noexcept | ^~~ /usr/include/c++/10/utility:238:5: note: template argument deduction/substitution failed: main.cpp:46:28: note: 'const std::tuple<int, int, int>' is not derived from 'const std::pair<_Tp1, _Tp2>' 46 | return get < 2 > (a) < get < 2 > (b); | ^ In file included from /usr/include/c++/10/algorithm:60, from main.cpp:4: /usr/include/c++/10/utility:247:5: note: candidate: 'template<class _Tp, class _Up> constexpr _Tp& std::get(std::pair<_T1, _T2>&)' 247 | get(pair<_Tp, _Up>& __p) noexcept | ^~~ /usr/include/c++/10/utility:247:5: note: template argument deduction/substitution failed: /usr/include/c++/10/utility:252:5: note: candidate: 'template<class _Tp, class _Up> constexpr const _Tp& std::get(const std::pair<_T1, _T2>&)' 252 | get(const pair<_Tp, _Up>& __p) noexcept | ^~~ /usr/include/c++/10/utility:252:5: note: template argument deduction/substitution failed: Non zero exit status: 1