练20.2 判断是否为两位数

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	gengshuo	24ms	768 KiB	C++98	135 Bytes	2025-3-23 16:32:14
AC	zhuyinuo	26ms	768 KiB	C++98	164 Bytes	2025-1-21 16:09:51
AC	pengtaifu	27ms	768 KiB	C++98	165 Bytes	2024-8-9 19:56:25
AC	jihaoyuan	30ms	768 KiB	C++98	157 Bytes	2025-1-23 8:55:42
AC	lijirui	324ms	4.1 MiB	Python 3	70 Bytes	2025-1-11 15:57:26
AC	xuwenze	340ms	4 MiB	Python 3	74 Bytes	2025-1-11 15:58:54
AC	nianyanimen	343ms	4.1 MiB	Python 3	64 Bytes	2024-12-29 17:35:38
AC	lihaorui	344ms	4 MiB	Python 3	65 Bytes	2024-12-29 17:32:45
AC	wangkailin	345ms	4.2 MiB	Python 3	69 Bytes	2024-12-29 17:36:04