20点20点\u0032\u0030\u70B9 (C99)\U000032\U000030\U0070B9 (C99)\u{32}\u{30}\u{70B9} (C++23)\U00000032\U00000030\U000070B9\u0032\u0030\u70B9\u0032\u0030\u70B9\u{32}\u{30}\u{70B9}\u0032\u0030\u70B9\32\30\70B9\000032\000030\0070B9=32=30=E7=82=B9%32%30%E7%82%B9