inin\u0069\u006E (C99)\U000069\U00006E (C99)\x69\x6E (encoding-dependent)\151\156 (encoding-dependent)\u{69}\u{6E} (C++23)\x{69}\x{6E} (C++23, encoding-dependent)\o{151}\o{156} (C++23, encoding-dependent)\U00000069\U0000006E\u0069\u006E\x69\x6E (encoding-dependent)\151\156 (encoding-dependent)\u0069\u006E\u{69}\u{6E}\u0069\u006E\x69\x6E\69\6E\000069\00006E=69=6E%69%6E