auto str = "Hello regular string";
auto utf8 = u8"Hello utf-8 string";
auto utf16 = u"Hello utf-16 string";
auto utf32 = U"Hello utf-32 string";
auto wide_char = L"Hello wchar_t string";
auto char_multi = R"(Hello
normal
muliline
string.)";
auto utf8_multi = u8R"(Hello
utf-8
muliline
string)";
auto utf16_multi = uR"(Hello
utf-16
muliline
string)";
auto utf32_multi = UR"(Hello
utf-32
muliline
string)";