练20.2 判断是否为两位数

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	timmyxiao	22ms	548 KiB	C++20(O2)	135 Bytes	2025-12-12 19:28:15
AC	chengweisun	22ms	528 KiB	C++20(O2)	145 Bytes	2025-6-8 16:09:44
AC	simonzhang	22ms	532 KiB	C++98	139 Bytes	2025-12-14 17:07:20
AC	frankzhao	22ms	556 KiB	C++20(O2)	132 Bytes	2025-12-7 13:12:36
AC	lucaswu	22ms	544 KiB	C++98	119 Bytes	2025-12-13 8:42:51
AC	askaguo	22ms	740 KiB	C++98	128 Bytes	2025-12-14 16:10:35
AC	kylezhong	23ms	552 KiB	C++98	170 Bytes	2025-12-8 16:35:36
AC	alicexie	23ms	544 KiB	C++98	146 Bytes	2025-12-14 16:36:12
AC	stevexiong	23ms	620 KiB	C++98	145 Bytes	2025-11-9 10:21:31
AC	raycao	23ms	552 KiB	C++20(O2)	147 Bytes	2025-9-19 19:12:45
AC	jerryhu	23ms	552 KiB	C++98	191 Bytes	2025-11-29 23:10:40
AC	hankli	23ms	536 KiB	C++20	142 Bytes	2025-9-20 17:40:36
AC	tobytao	23ms	548 KiB	C++20(O2)	151 Bytes	2025-12-6 11:05:01
AC	bowenzhang	24ms	552 KiB	C++20(O2)	153 Bytes	2025-11-29 8:58:23
AC	vionazhang	24ms	552 KiB	C++98	150 Bytes	2025-12-12 21:08:42
AC	carlosduan	28ms	552 KiB	C++20	133 Bytes	2025-12-12 21:03:30