判断是否是三位数

状态	递交者	时间	内存	语言	代码	递交时间
AC	fangweiyuan	17ms	560 KiB	C++14(O2)	144 Bytes	2026-8-27 12:33:14
AC	冯一然	17ms	592 KiB	C++14(O2)	223 Bytes	2026-6-2 17:19:51
AC	ouzhiyuan7891	18ms	544 KiB	C++14(O2)	189 Bytes	2026-6-3 20:29:47
AC	夏烨辰	18ms	532 KiB	C++14(O2)	203 Bytes	2026-6-2 19:57:32
AC	zhaoerya	18ms	608 KiB	C++14(O2)	155 Bytes	2026-6-2 20:21:30
AC	吕伊晗	18ms	644 KiB	C++14(O2)	142 Bytes	2026-6-1 20:05:05
AC	wangzixu	18ms	660 KiB	C++14(O2)	162 Bytes	2026-5-31 10:52:21
AC	wangzhiyi	18ms	516 KiB	C++14(O2)	176 Bytes	2026-5-31 19:50:48
AC	褚赢	18ms	568 KiB	C++14(O2)	149 Bytes	2026-8-31 15:29:10
AC	刘皓轩	18ms	552 KiB	C++14(O2)	157 Bytes	2026-9-28 17:25:22
AC	陶忠兴	18ms	544 KiB	C++14(O2)	149 Bytes	2026-6-2 22:11:44
AC	liuguoyi	18ms	552 KiB	C++14(O2)	147 Bytes	2026-5-31 20:22:10
AC	欧致远	18ms	704 KiB	C++14(O2)	168 Bytes	2026-6-9 17:37:13
AC	孙志堃	18ms	584 KiB	C++14(O2)	147 Bytes	2026-6-2 20:16:19
AC	yanyixi	18ms	564 KiB	C++14(O2)	245 Bytes	2026-8-10 12:18:14
AC	文豪	19ms	520 KiB	C++14(O2)	212 Bytes	2026-5-30 7:15:55
AC	lizijie666	19ms	680 KiB	C++14(O2)	217 Bytes	2026-9-24 17:30:01
AC	储瞻宸	19ms	512 KiB	C++14(O2)	175 Bytes	2026-6-1 19:35:37
AC	王晨宇	19ms	532 KiB	C++14(O2)	177 Bytes	2026-5-29 22:43:55
AC	张正煊	19ms	592 KiB	C++14(O2)	199 Bytes	2026-5-30 12:44:34
AC	杨凯睿	19ms	536 KiB	C++14(O2)	156 Bytes	2026-6-1 17:32:16
AC	张馨月	20ms	552 KiB	C++14(O2)	153 Bytes	2026-9-25 22:38:16
AC	虞绍荣	20ms	576 KiB	C++14(O2)	227 Bytes	2026-5-31 21:44:47
AC	董宇辰	20ms	504 KiB	C++14(O2)	142 Bytes	2026-6-1 22:37:48
AC	Frank	20ms	548 KiB	C++14(O2)	164 Bytes	2026-9-30 12:52:34
AC	黄昱茗	20ms	548 KiB	C++14(O2)	257 Bytes	2026-9-24 17:16:28
AC	孔维宸	22ms	676 KiB	C++14(O2)	158 Bytes	2026-9-9 13:16:08
AC	陈锦亚	22ms	744 KiB	C++14(O2)	196 Bytes	2026-6-6 21:52:02
AC	吴乐之	22ms	548 KiB	C++14(O2)	170 Bytes	2026-9-24 17:40:20