判断是否为两位数

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	Herman	10ms	376 KiB	C	160 Bytes	2023-7-7 8:37:14
AC	77_qwq_	10ms	280 KiB	C	139 Bytes	2023-9-24 13:44:03
AC	xukai233	12ms	504 KiB	C++11	196 Bytes	2024-7-28 15:45:51
AC	156144326	12ms	480 KiB	C++11	150 Bytes	2025-2-12 14:41:20
AC	wwwyyyhhh	12ms	504 KiB	C++11	260 Bytes	2024-9-14 23:21:47
AC	SRUANNUOY	13ms	384 KiB	C++11	177 Bytes	2023-10-3 14:39:28
AC	NexusXian	13ms	1.1 MiB	Golang 1.18	155 Bytes	2023-11-1 19:26:34
AC	R123456789	14ms	504 KiB	C++11	135 Bytes	2024-7-19 11:07:55
AC	Aloice	14ms	504 KiB	C++11	165 Bytes	2024-10-18 16:19:04
AC	AzeQ	14ms	408 KiB	C++11	110 Bytes	2023-10-15 20:52:10
AC	oyf	14ms	1 MiB	Golang 1.18	133 Bytes	2023-11-2 21:08:26
AC	Lucia-X	14ms	632 KiB	C++11	124 Bytes	2023-10-20 23:30:28
AC	凉凉人	15ms	504 KiB	C++11	135 Bytes	2023-10-15 15:14:29
AC	zhuozhuo	15ms	388 KiB	C++11	155 Bytes	2023-6-18 14:58:06
AC	2073390431	16ms	412 KiB	C++11	229 Bytes	2023-8-1 15:09:56
AC	逐风(张朔城)	17ms	412 KiB	C++11	204 Bytes	2023-7-31 19:48:26
AC	mua	151ms	3.6 MiB	Python 3	57 Bytes	2025-3-2 20:17:26
AC	HHHHSYL	162ms	3.6 MiB	Python 3	70 Bytes	2024-6-17 19:10:29
AC	543229485	171ms	3.5 MiB	Python 3	64 Bytes	2023-9-27 12:35:29
AC	Lost	172ms	3.6 MiB	Python 3	63 Bytes	2024-11-13 11:11:04
AC	nofur	174ms	3.6 MiB	Python 3	64 Bytes	2023-10-6 16:02:22
AC	543229485	175ms	3.5 MiB	Python 3	64 Bytes	2023-9-27 12:35:46
AC	xuan liyu	686ms	9.5 MiB	Java	1.2 KiB	2024-1-20 10:53:27
AC	成功	846ms	10.9 MiB	Java	249 Bytes	2024-2-26 11:03:23
AC	span	860ms	11.1 MiB	Java	309 Bytes	2023-7-2 16:32:31