qq\u0071 (C99)\U000071 (C99)\x71 (encoding-dependent)\161 (encoding-dependent)\u{71} (C++23)\x{71} (C++23, encoding-dependent)\o{161} (C++23, encoding-dependent)\U00000071\u0071\x71 (encoding-dependent)\161 (encoding-dependent)\u0071\u{71}\u0071\x71\71\000071=71%71