判断是否为两位数

状态	递交者	时间	内存	语言	代码	递交时间
AC	Dong118	35ms	844 KiB		139 Bytes	2024-10-29 19:38:51
AC	Furina_JS	36ms	808 KiB		150 Bytes	2024-10-14 22:11:47
AC	sxyz_0200	37ms	808 KiB		150 Bytes	2024-10-11 20:00:15
AC	6sxyz16	37ms	740 KiB		177 Bytes	2025-1-22 8:39:58
AC	6sxyz35	37ms	808 KiB	C++17(O2)	172 Bytes	2025-2-16 20:44:03
AC	6sxyz67	37ms	692 KiB	C++98(O2)	173 Bytes	2025-2-18 19:42:09
AC	sxyz-jc057	37ms	808 KiB	C++11(O2)	168 Bytes	2025-6-22 14:53:32
AC	gengtianhao	38ms	808 KiB		139 Bytes	2024-10-19 16:24:24
AC	7stu0042	38ms	808 KiB	C++98(O2)	209 Bytes	2025-2-5 10:41:44
AC	6sxyz9	38ms	816 KiB		190 Bytes	2024-12-11 20:48:46
AC	6sxyz83	38ms	816 KiB	C++11(O2)	162 Bytes	2025-3-8 9:24:46
AC	7stu0020	39ms	804 KiB		209 Bytes	2024-12-24 20:18:01
AC	6sxyz49	39ms	816 KiB		162 Bytes	2024-12-29 9:31:57
AC	yyy_loves_OI	40ms	868 KiB	C++11(O2)	190 Bytes	2025-4-15 19:13:17