Compilare: In file included from /usr/include/c++/12.2.1/bits/char_traits.h:46, from /usr/include/c++/12.2.1/ios:40, from /usr/include/c++/12.2.1/istream:38, from /usr/include/c++/12.2.1/fstream:38, from main.cpp:2: In function 'constexpr decltype (::new(void*(0)) _Tp) std::construct_at(_Tp*, _Args&& ...) [with _Tp = double; _Args = {const double&}]', inlined from 'static constexpr void std::allocator_traits<std::allocator<_CharT> >::construct(allocator_type&, _Up*, _Args&& ...) [with _Up = double; _Args = {const double&}; _Tp = double]' at /usr/include/c++/12.2.1/bits/alloc_traits.h:518:21, inlined from 'constexpr void std::vector<_Tp, _Alloc>::push_back(const value_type&) [with _Tp = double; _Alloc = std::allocator<double>]' at /usr/include/c++/12.2.1/bits/stl_vector.h:1281:30, inlined from 'int main()' at main.cpp:107:32: /usr/include/c++/12.2.1/bits/stl_construct.h:97:14: warning: 'sol2' may be used uninitialized [-Wmaybe-uninitialized] 97 | { return ::new((void*)__location) _Tp(std::forward<_Args>(__args)...); } | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:93:33: note: 'sol2' was declared here 93 | double delta, sol1, sol2; | ^~~~