练20.2 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	申牧宸	22ms	760 KiB	C++11	129 Bytes	2025-7-24 19:23:39
AC	杨明睿	23ms	716 KiB	C++11	136 Bytes	2025-7-17 10:54:30
AC	张悍	24ms	504 KiB	C++11	148 Bytes	2025-7-22 20:48:11
AC	ttx0828	24ms	716 KiB	C++11	150 Bytes	2025-7-18 10:14:36
AC	程翼扬	24ms	768 KiB	C++11	146 Bytes	2025-7-18 8:46:01
AC	杨梓淳	24ms	504 KiB	C++11	147 Bytes	2025-7-23 15:53:20
AC	孙硕硕	25ms	504 KiB	C++11	135 Bytes	2025-7-21 11:33:08
AC	季诗宇	26ms	516 KiB	C++11	173 Bytes	2025-5-1 19:02:53
AC	曹睿	26ms	504 KiB	C++11	150 Bytes	2025-7-23 11:40:27
AC	周子晨	26ms	508 KiB	C++11	139 Bytes	2025-7-18 11:18:11
AC	王雅歆	27ms	760 KiB	C++11	141 Bytes	2025-7-18 11:19:58
AC	冯星睿	27ms	760 KiB	C++11	152 Bytes	2025-7-16 13:59:42
AC	qmdgmlaoshi1	27ms	760 KiB	C++11	149 Bytes	2025-5-8 17:16:40
AC	周煦航	27ms	508 KiB	C++11	157 Bytes	2025-7-17 21:40:11
AC	张庭瑞	27ms	760 KiB	C++11	142 Bytes	2025-7-21 11:33:20
AC	陈瑞卿	28ms	760 KiB	C++11	133 Bytes	2025-7-21 16:42:48