判断是否为两位数

Status	Submit By	Time	Memory	Language	Code	Submit At
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