KBKB\u004B\u0042 (C99)\U00004B\U000042 (C99)\x4B\x42 (encoding-dependent)\113\102 (encoding-dependent)\u{4B}\u{42} (C++23)\x{4B}\x{42} (C++23, encoding-dependent)\o{113}\o{102} (C++23, encoding-dependent)\U0000004B\U00000042\u004B\u0042\x4B\x42 (encoding-dependent)\113\102 (encoding-dependent)\u004B\u0042\u{4B}\u{42}\u004B\u0042\x4B\x42\4B\42\00004B\000042=4B=42%4B%42