ởở\u006F\u031B\u0309 (C99)\U00006F\U00031B\U000309 (C99)\u{6F}\u{31B}\u{309} (C++23)\U0000006F\U0000031B\U00000309\u006F\u031B\u0309\u006F\u031B\u0309\u{6F}\u{31B}\u{309}\u006F\u031B\u0309\6F\31B\309\00006F\00031B\000309=6F=CC=9B=CC=89%6F%CC%9B%CC%89