Тестируем новые функции класса string (C++20)
32 cout << "\n\ns1 starts with \"ha\": " << s1.starts_with("ha") << "\n";
33 cout << "s2 starts with \"ha\": " << s2.starts_with("ha") << "\n";
34 cout << "s1 ends with \"ay\": " << s1.ends_with("ay") << "\n";
35 cout << "s2 ends with \"ay\": " << s2.ends_with("ay") << "\n