MBMB\u004D\u0042 (C99)\U00004D\U000042 (C99)\x4D\x42 (encoding-dependent)\115\102 (encoding-dependent)\u{4D}\u{42} (C++23)\x{4D}\x{42} (C++23, encoding-dependent)\o{115}\o{102} (C++23, encoding-dependent)\U0000004D\U00000042\u004D\u0042\x4D\x42 (encoding-dependent)\115\102 (encoding-dependent)\u004D\u0042\u{4D}\u{42}\u004D\u0042\x4D\x42\4D\42\00004D\000042=4D=42%4D%42