lst-0035-godb.cpp
//#(execute) c++; compiler:g132; options:-O3 -std=c++23; libs:-
// https://godbolt.org/z/GbbcnYbqv
std::vector vec { 1, 2, 3 }; // instead of vector<int>
std::tuple tpl { 5, 'x' }; // instead of tuple<int,char>
std::shared_ptr<int> ptr { new int(5) };
std::shared_ptr ptr2 { ptr }; // instead of shared_ptr<int>