Problem Statistics - 习题5.2.9 时间旅行（Time Travel）

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	yxq	58ms	1.3 MiB	C++14	563 Bytes	2026-1-8 14:36:39
AC	qijia	59ms	1.5 MiB	C++14	1.1 KiB	2025-10-9 17:27:14
AC	18030263641	68ms	1.4 MiB	C++14	1 KiB	2025-10-9 17:55:08
AC	swjgold	234ms	1.3 MiB	C++14	588 Bytes	2025-7-7 17:11:53
AC	yuelei	243ms	1.4 MiB	C++14(O2)	704 Bytes	2024-12-15 8:24:55
AC	gaohuimin	247ms	1.3 MiB	C++14(O2)	569 Bytes	2024-11-22 19:12:45
AC	李雨泽	375ms	1.9 MiB	C++14(O2)	1.2 KiB	2026-3-15 14:49:55
AC	1xAQ	463ms	78.1 MiB	C++14(O2)	1 KiB	2025-3-14 22:12:00
AC	诗织熏	694ms	86.9 MiB	C++14	469 Bytes	2025-1-21 15:34:47
AC	pxn1234	1139ms	73.2 MiB	C++14	563 Bytes	2025-1-21 11:53:38
AC	yhb	1154ms	73.1 MiB	C++14	667 Bytes	2025-1-21 14:45:35
AC	1835202011qwe	1155ms	73.2 MiB	C++14	476 Bytes	2025-1-21 11:46:10
AC	Gszfzsf	1360ms	73.1 MiB	C++14	616 Bytes	2025-3-14 15:40:26