练20.2 判断是否为两位数

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	陈珑予xly2025	21ms	520 KiB	C++14(O2)	156 Bytes	2025-7-7 14:27:36
AC	王昱尊xly2025	21ms	540 KiB	C++14(O2)	160 Bytes	2025-7-5 15:21:47
AC	许家畅xly2025	23ms	520 KiB	C++14(O2)	182 Bytes	2025-7-7 16:46:08
AC	白力予	23ms	536 KiB	C++14(O2)	173 Bytes	2025-7-7 16:19:31
AC	徐尔蔓qcx	24ms	540 KiB	C++14(O2)	169 Bytes	2025-7-15 10:03:56
AC	mz0873	24ms	760 KiB	C++14(O2)	170 Bytes	2025-7-8 10:04:09
AC	简怀墨xly2025	24ms	504 KiB	C++14(O2)	180 Bytes	2025-7-8 9:12:56
AC	Mch121018	25ms	508 KiB	C++14(O2)	149 Bytes	2025-7-7 18:48:13
AC	后程兮qcx	25ms	508 KiB	C++14(O2)	168 Bytes	2025-7-15 10:09:03
AC	钟雨辰xly2025	25ms	764 KiB	C++14(O2)	170 Bytes	2025-7-5 16:42:24
AC	龙肖瑾xly2025	25ms	760 KiB	C++14(O2)	169 Bytes	2025-7-7 19:41:58
AC	张隽语xly2025	25ms	760 KiB	C++14(O2)	169 Bytes	2025-7-7 18:52:52
AC	黄昭明xly2025	25ms	760 KiB	C++14(O2)	165 Bytes	2025-7-7 16:00:17
AC	Harry	25ms	764 KiB	C++14	179 Bytes	2025-7-28 17:59:03
AC	hmtzl666	25ms	520 KiB	C++14(O2)	173 Bytes	2025-7-5 16:45:20
AC	胡宇翔xly2025	25ms	504 KiB	C++14(O2)	170 Bytes	2025-7-7 11:34:12
AC	陆昊宇	25ms	532 KiB	C++14(O2)	171 Bytes	2025-7-8 10:39:39
AC	李锦华	25ms	504 KiB	C++14(O2)	165 Bytes	2025-7-27 17:02:25
AC	卢皓禹xly2025	25ms	576 KiB	C++14(O2)	191 Bytes	2025-7-8 9:57:42
AC	_anguanie_	26ms	504 KiB	C++14(O2)	156 Bytes	2025-7-5 16:39:32
AC	王鸿畅xly2025	26ms	504 KiB	C++14(O2)	158 Bytes	2025-7-7 19:23:54
AC	张叶朵	26ms	760 KiB	C++14(O2)	174 Bytes	2025-7-7 14:34:35
AC	周天心qcx	26ms	760 KiB	C++14(O2)	175 Bytes	2025-7-15 10:10:55
AC	Mr_Wr	26ms	532 KiB	C++14(O2)	168 Bytes	2025-7-8 8:45:36
AC	昂冠宇xly2025	26ms	504 KiB	C++14(O2)	152 Bytes	2025-7-7 16:34:54
AC	李衍树xly2025	26ms	516 KiB	C++14(O2)	156 Bytes	2025-7-7 18:41:04
AC	chenqiugu	26ms	508 KiB	C++14	231 Bytes	2025-8-4 14:03:27
AC	杨家齐xly2025	26ms	504 KiB	C++14(O2)	162 Bytes	2025-7-5 17:22:09
AC	zzy15924600533	26ms	508 KiB	C++14(O2)	145 Bytes	2025-7-27 21:38:36
AC	周宝熠xly2025	26ms	760 KiB	C++14(O2)	147 Bytes	2025-7-7 15:36:31
AC	邵馨羽qcx	26ms	532 KiB	C++14(O2)	171 Bytes	2025-7-15 10:04:44
AC	xzh13579	26ms	508 KiB	C++14(O2)	177 Bytes	2025-7-7 7:54:49
AC	王思懿	26ms	504 KiB	C++14(O2)	166 Bytes	2025-7-5 17:28:08
AC	ZYJing2012	26ms	764 KiB	C++14(O2)	165 Bytes	2025-7-7 16:37:25
AC	yh2025	26ms	504 KiB	C++14(O2)	184 Bytes	2025-7-29 18:13:22
AC	李轩逸xly2025	26ms	504 KiB	C++14(O2)	168 Bytes	2025-7-8 10:10:54
AC	heqianyu	26ms	504 KiB	C++14	190 Bytes	2025-8-4 16:30:42
AC	缪欣然xly2025	26ms	508 KiB	C++14(O2)	150 Bytes	2025-7-8 9:59:34
AC	taoruiguo120	26ms	508 KiB	C++14	160 Bytes	2025-7-28 22:55:31
AC	王冠楠xly2025	27ms	508 KiB	C++14(O2)	182 Bytes	2025-7-5 21:25:32
AC	tianlangyufirst	27ms	508 KiB	C++14(O2)	183 Bytes	2025-7-7 15:27:48
AC	姚胜蓝	27ms	504 KiB	C++14(O2)	161 Bytes	2025-7-5 13:42:49
AC	马誉纯	27ms	760 KiB	C++14(O2)	169 Bytes	2025-7-8 9:57:08
AC	李沐一qcx	27ms	760 KiB	C++14(O2)	175 Bytes	2025-7-15 10:11:37
AC	何庭杨xly2025	27ms	764 KiB	C++14(O2)	173 Bytes	2025-7-7 11:23:04
AC	duobei	27ms	724 KiB	C++14	163 Bytes	2025-5-28 22:50:37
AC	严晨航	27ms	508 KiB	C++14(O2)	175 Bytes	2025-7-5 14:00:44
AC	w20120404	29ms	508 KiB	C++14(O2)	185 Bytes	2025-8-1 0:09:20
AC	姚辰x1y2025	29ms	508 KiB	C++14(O2)	151 Bytes	2025-7-7 19:14:32