vector模板题

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	hope-------全能选手博尔特 (lqst2025031)	77ms	6.8 MiB	C++14(O2)	1.3 KiB	2025-8-7 18:55:36
AC	wxl123456	80ms	6.6 MiB	C++14(O2)	1.2 KiB	2025-7-26 14:50:06
AC	lfy48	83ms	6.8 MiB	C++14(O2)	627 Bytes	2025-8-7 18:56:32
AC	lzy	84ms	6.6 MiB	C++14(O2)	723 Bytes	2025-7-26 15:10:16
AC	wbr	107ms	6.6 MiB	C++14(O2)	787 Bytes	2025-7-26 14:55:28
AC	guoyikaizb	165ms	6.8 MiB	C++14(O2)	1.1 KiB	2025-7-25 20:13:06
AC	周新然 (lqst2025008)	334ms	6.6 MiB	C++14(O2)	995 Bytes	2025-7-26 15:53:31
AC	tomewill (lqst2025007)	335ms	6.6 MiB	C++14(O2)	991 Bytes	2025-7-26 15:34:00
AC	管理员Ter (admin)	337ms	6.8 MiB	C++14(O2)	681 Bytes	2025-8-7 18:51:36
AC	刘羿旭 (lqst2025003)	348ms	6.6 MiB	C++14(O2)	767 Bytes	2025-7-26 15:40:37
AC	王奕霖 (lqst2025017)	348ms	6.8 MiB	C++14(O2)	916 Bytes	2025-8-7 18:56:56
AC	邵元铮 (lqst2025006)	355ms	6.8 MiB	C++14(O2)	610 Bytes	2025-8-7 19:00:15
AC	HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHhhhHHHHHHHHHHHHHHHHHHHH看不到我hhhh (lfy51)	356ms	6.8 MiB	C++14(O2)	744 Bytes	2025-8-7 18:55:30
AC	problem	358ms	6.6 MiB	C++14(O2)	617 Bytes	2025-7-26 14:57:38
AC	马千惠 (lqst2025064)	359ms	6.8 MiB	C++14(O2)	556 Bytes	2025-8-7 19:03:48
AC	李艾potato (victor2014)	364ms	6.8 MiB	C++14(O2)	759 Bytes	2025-8-7 18:58:30
AC	谢东昊 (lqst2025014)	366ms	6.8 MiB	C++14(O2)	628 Bytes	2025-8-7 18:57:31
AC	管玉晖 (lqst2025001)	389ms	6.8 MiB	C++14(O2)	858 Bytes	2025-8-7 18:53:31
AC	水一川 (lqst2025055)	415ms	6.8 MiB	C++14(O2)	705 Bytes	2025-8-7 18:59:12