KKKK\u004B\u004B (C99)\U00004B\U00004B (C99)\x4B\x4B (encoding-dependent)\113\113 (encoding-dependent)\u{4B}\u{4B} (C++23)\x{4B}\x{4B} (C++23, encoding-dependent)\o{113}\o{113} (C++23, encoding-dependent)\U0000004B\U0000004B\u004B\u004B\x4B\x4B (encoding-dependent)\113\113 (encoding-dependent)\u004B\u004B\u{4B}\u{4B}\u004B\u004B\x4B\x4B\4B\4B\00004B\00004B=4B=4B%4B%4B