66\u0036 (C99)\U000036 (C99)\x36 (encoding-dependent)\066 (encoding-dependent)\u{36} (C++23)\x{36} (C++23, encoding-dependent)\o{066} (C++23, encoding-dependent)\U00000036\u0036\x36 (encoding-dependent)\066 (encoding-dependent)\u0036\u{36}\u0036\x36\36\000036=36%36