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	kangbocheng	14ms	6.2 MiB	C++14(O2)	199 Bytes	2024-1-27 17:19:27
AC	chenhaoyu	14ms	6.2 MiB	C++14(O2)	182 Bytes	2024-1-27 16:48:10
AC	lihaojie	14ms	6.2 MiB	C++14(O2)	156 Bytes	2024-1-27 17:11:16
AC	chenyanxu	15ms	6.2 MiB	C++14(O2)	170 Bytes	2024-1-27 17:00:23
AC	gaolanyi	15ms	6.2 MiB	C++14(O2)	127 Bytes	2024-1-27 17:00:13
AC	zhangzehao	15ms	6.2 MiB	C++14(O2)	151 Bytes	2024-3-18 21:09:46
AC	chenpengsen	15ms	6.4 MiB	C++14(O2)	178 Bytes	2024-11-25 18:33:03
AC	wangzihan	16ms	6.2 MiB	C++14(O2)	160 Bytes	2026-2-5 20:07:38
AC	chenzihan	16ms	6.2 MiB	C++14(O2)	152 Bytes	2026-2-5 19:58:26
AC	chensihan	16ms	6.2 MiB	C++14(O2)	159 Bytes	2026-2-5 20:21:42
AC	yangenqiao	16ms	6.2 MiB	C++14(O2)	155 Bytes	2026-2-5 21:11:56
AC	admin	16ms	6.3 MiB	C++14(O2)	141 Bytes	2024-5-27 21:07:54
AC	huangxuanrui	16ms	6.2 MiB	C++14(O2)	149 Bytes	2026-2-5 19:46:24
AC	chenxingyu	16ms	6.2 MiB	C++14(O2)	149 Bytes	2026-2-5 20:02:41
AC	chenyuxin	16ms	6.4 MiB	C++14(O2)	164 Bytes	2024-9-11 20:40:03
AC	xiongdengke	16ms	6.2 MiB	C++14(O2)	149 Bytes	2026-2-5 20:26:45
AC	yuyan	16ms	6.2 MiB	C++14(O2)	147 Bytes	2026-2-5 20:16:06
AC	zhaokehan	17ms	6.2 MiB	C++14(O2)	201 Bytes	2026-2-5 20:27:00
AC	dengxuzhe	17ms	6.2 MiB	C++14(O2)	163 Bytes	2026-2-5 20:24:00
AC	gongjunan	17ms	6.2 MiB	C++14(O2)	169 Bytes	2026-2-5 21:05:15