CLCL\u0043\u004C (C99)\U000043\U00004C (C99)\x43\x4C (encoding-dependent)\103\114 (encoding-dependent)\u{43}\u{4C} (C++23)\x{43}\x{4C} (C++23, encoding-dependent)\o{103}\o{114} (C++23, encoding-dependent)\U00000043\U0000004C\u0043\u004C\x43\x4C (encoding-dependent)\103\114 (encoding-dependent)\u0043\u004C\u{43}\u{4C}\u0043\u004C\x43\x4C\43\4C\000043\00004C=43=4C%43%4C