认识四位数

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	yangmuxin	15ms	5.9 MiB	C++17	266 Bytes	2024-10-12 21:57:07
AC	songchangyou	15ms	6.1 MiB	C++17	259 Bytes	2024-12-13 12:42:31
AC	dingyuchen	15ms	5.9 MiB	C++17	244 Bytes	2024-11-3 20:35:52
AC	yanghaoran	15ms	5.9 MiB	C++17	252 Bytes	2024-10-13 18:04:02
AC	yangmuxin	15ms	5.9 MiB	C++17	266 Bytes	2024-10-12 22:12:37
AC	wanyiyi	15ms	6 MiB	C++17	224 Bytes	2024-11-17 10:44:28
AC	jiangmuyang	15ms	6.1 MiB	C++17	221 Bytes	2024-11-24 18:12:39
AC	admin	15ms	5.9 MiB	C++17	276 Bytes	2024-10-20 14:58:43
AC	wuzixuan	16ms	5.9 MiB	C++17	237 Bytes	2024-10-13 18:07:10