重复出现的数字

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	heliangyu	3ms	9 MiB	C++98	332 Bytes	2025-2-13 10:28:09
AC	liuhaoqi	3ms	9 MiB	C++98	417 Bytes	2025-2-13 10:14:51
AC	xyls	3ms	9 MiB	C++98	336 Bytes	2025-2-9 22:59:54
AC	huangshengfeng	3ms	9.1 MiB	C++98	341 Bytes	2025-12-5 19:43:16
AC	luyixin	3ms	9.1 MiB	C++98	238 Bytes	2025-12-13 9:59:03
AC	baoyufu	4ms	9.1 MiB	C++98	413 Bytes	2025-12-5 19:39:35
AC	jiangxingxing	4ms	9.1 MiB	C++98	238 Bytes	2025-12-13 9:50:42