5.5.\u0035\u002E (C99)\U000035\U00002E (C99)\x35\x2E (encoding-dependent)\065\056 (encoding-dependent)\u{35}\u{2E} (C++23)\x{35}\x{2E} (C++23, encoding-dependent)\o{065}\o{056} (C++23, encoding-dependent)\U00000035\U0000002E\u0035\u002E\x35\x2E (encoding-dependent)\065\056 (encoding-dependent)\u0035\u002E\u{35}\u{2E}\u0035\u002E\x35\x2E\35\2E\000035\00002E=35=2E%35%2E