CSV 数据处理

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	zzzzz	42ms	3.4 MiB	C++20(O2)	11.2 KiB	2025-8-13 20:05:08
AC	Sxxinn	49ms	2.9 MiB	C++20(O2)	17.5 KiB	2026-6-18 0:03:58
AC	belief	52ms	4.2 MiB	C++20(O2)	7 KiB	2025-8-21 17:30:10
AC	syt	53ms	2.7 MiB	C++20(O2)	3.9 KiB	2026-8-17 18:29:20
AC	syt	54ms	3.3 MiB	C++	4 KiB	2026-8-29 23:03:28
AC	summit8848	56ms	5.1 MiB	C++20(O2)	7.3 KiB	2026-9-1 17:02:01
AC	David	56ms	3.3 MiB	C++20(O2)	6.1 KiB	2026-8-25 19:16:28
AC	johnkkkk	58ms	4.2 MiB	C++20(O2)	7.7 KiB	2026-8-29 19:51:58
AC	qianfu	58ms	3 MiB	C++20(O2)	6.8 KiB	2026-3-11 22:59:18
AC	johnkkkk	60ms	4.9 MiB	C++20(O2)	5.9 KiB	2026-8-26 16:15:34
AC	Focalors	61ms	3.7 MiB	C++20(O2)	7 KiB	2026-8-23 14:26:43
AC	pyx	61ms	3.2 MiB	C++20(O2)	6.6 KiB	2026-8-26 13:03:48
AC	songjianhao	61ms	4.7 MiB	C++20(O2)	8 KiB	2026-8-29 23:42:58
AC	Skyper	61ms	3.3 MiB	C++20(O2)	8 KiB	2026-8-26 23:00:12
AC	thuwzx	62ms	5.4 MiB	C++20(O2)	7.9 KiB	2026-1-29 21:56:48
AC	666666	62ms	4.6 MiB	C++20(O2)	6.3 KiB	2026-3-18 18:02:22
AC	xincheni	65ms	3.8 MiB	C++20(O2)	6.4 KiB	2026-8-3 18:51:53
AC	Focalors	65ms	3.6 MiB	C++20(O2)	6.8 KiB	2026-8-23 14:37:17
AC	xincheni	65ms	4.6 MiB	C++20(O2)	6.2 KiB	2026-8-29 18:50:38
AC	koreyoshi	65ms	4.5 MiB	C++20(O2)	4 KiB	2026-8-27 16:56:44
AC	menghan	67ms	2.7 MiB	C++20(O2)	4.6 KiB	2026-8-23 10:53:43
AC	sly	69ms	4.5 MiB	C++20(O2)	6.9 KiB	2026-8-30 15:07:59
AC	David	76ms	2.6 MiB	C++20(O2)	6.4 KiB	2026-8-25 19:54:56
AC	trainboy	76ms	4 MiB	C++20(O2)	7.6 KiB	2026-8-11 4:39:59
AC	CYMario	84ms	2.5 MiB	C++20(O2)	7.3 KiB	2025-8-12 11:43:21
AC	nichangsanxu	87ms	3.3 MiB	C++20(O2)	6.2 KiB	2026-8-6 18:01:56
AC	qinqinqin	92ms	4.8 MiB	C++20(O2)	6.2 KiB	2026-2-3 15:57:58
AC	xincheni	94ms	3.5 MiB	C++20(O2)	6.2 KiB	2026-8-3 19:04:30
AC	xincheni	94ms	2.9 MiB	C++20(O2)	5.5 KiB	2026-8-3 18:59:20
AC	CYMario	95ms	2.9 MiB	C++20(O2)	8.1 KiB	2025-8-9 18:55:16
AC	CYMario	105ms	3.5 MiB	C++20(O2)	8.2 KiB	2025-8-12 11:37:04
AC	menghan	107ms	6.6 MiB	C	5 KiB	2026-8-23 10:52:58
AC	johnkkkk	111ms	5.2 MiB	C++20(O2)	6.4 KiB	2026-8-8 14:22:48
AC	wildfire	113ms	2.8 MiB	C++20(O2)	10.2 KiB	2025-8-23 23:35:08
AC	johnkkkk	115ms	5.1 MiB	C++20(O2)	8.8 KiB	2026-8-29 19:51:37
AC	zzzzz	117ms	2.2 MiB	C++20(O2)	8.7 KiB	2025-8-13 21:09:06
AC	johnkkkk	119ms	5.2 MiB	C++20(O2)	6.3 KiB	2026-8-5 17:52:57
AC	menghan	119ms	9.1 MiB	C	10.5 KiB	2026-8-23 10:51:26
AC	johnkkkk	120ms	5.7 MiB	C++20(O2)	6.4 KiB	2026-8-9 16:02:04
AC	lalasunny	120ms	3.9 MiB	C++20(O2)	5.5 KiB	2026-7-18 20:52:50
AC	lyc23	121ms	3.3 MiB	C++20(O2)	5.8 KiB	2026-8-28 16:59:23
AC	gyhuj	122ms	3.4 MiB	C++20(O2)	5.8 KiB	2026-8-30 15:27:45
AC	zhixi	122ms	3.3 MiB	C++20(O2)	5.2 KiB	2026-8-27 1:05:24
AC	zzzzz	127ms	2.4 MiB	C++20(O2)	8.6 KiB	2025-8-13 21:04:44
AC	zzzzz	130ms	2.3 MiB	C++20(O2)	8.7 KiB	2025-8-13 21:07:40
AC	zzzzz	134ms	2.3 MiB	C++20(O2)	8.7 KiB	2025-8-13 21:07:24
AC	William04	150ms	3.1 MiB	C++20(O2)	7.2 KiB	2026-8-3 17:30:58
AC	xincheni	152ms	3.3 MiB	C++20(O2)	5.1 KiB	2026-8-5 14:26:21
AC	kakaau	156ms	3.3 MiB	C++20(O2)	6.1 KiB	2026-3-3 17:30:08
AC	mojo	157ms	4 MiB	C++20(O2)	9.2 KiB	2025-8-17 15:14:21