矩阵交换列hard

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	林建朗 (XLY18)	24ms	6.5 MiB	C++14(O2)	538 Bytes	2025-6-14 11:20:45
AC	胡博彦	24ms	6.7 MiB	C++14(O2)	410 Bytes	2025-8-6 10:15:05
AC	李雨杭	24ms	564 KiB	C++14(O2)	423 Bytes	2026-4-12 13:34:52
AC	张逸辰1	24ms	6.6 MiB	C++14(O2)	452 Bytes	2025-8-20 14:43:01
AC	蒋老师	24ms	6.6 MiB	C++14(O2)	554 Bytes	2025-8-20 14:32:17
AC	管子谦	24ms	1.5 MiB	C++14(O2)	427 Bytes	2026-2-26 16:32:14
AC	宋一硕	24ms	1.6 MiB	C++14(O2)	427 Bytes	2026-2-4 18:56:44
AC	陈垚然 (WC21)	24ms	6.6 MiB	C++14(O2)	452 Bytes	2025-7-4 16:57:05
AC	凌畅	24ms	6.6 MiB	C++14(O2)	497 Bytes	2025-7-1 13:09:48
AC	陈赟宇	25ms	592 KiB	C++14(O2)	430 Bytes	2026-3-27 16:56:13
AC	李晨峻	25ms	820 KiB	C++14(O2)	400 Bytes	2026-3-30 21:13:05
AC	朱宸宇 (WC28)	25ms	6.6 MiB	C++14(O2)	428 Bytes	2025-8-7 9:46:43
AC	金昌汋	25ms	1.5 MiB	C++14(O2)	432 Bytes	2026-2-4 10:45:05
AC	唐润灿	25ms	920 KiB	C++14(O2)	415 Bytes	2026-2-4 11:29:28
AC	郑之铭正在疯狂做题中...... (XLY20)	25ms	6.6 MiB	C++14(O2)	426 Bytes	2025-8-7 10:06:24
AC	叶棠	25ms	604 KiB	C++14(O2)	690 Bytes	2026-3-29 19:56:15
AC	鲁品言	25ms	900 KiB	C++14(O2)	497 Bytes	2026-3-28 9:12:25
AC	陈威廷	26ms	1.4 MiB	C++14(O2)	450 Bytes	2026-2-26 16:11:40
AC	刘简歆 (SC11)	26ms	6.6 MiB	C++14(O2)	413 Bytes	2025-8-6 10:08:40
AC	张洲闻	26ms	576 KiB	C++14(O2)	427 Bytes	2026-3-31 16:33:29
AC	施滒	26ms	6.6 MiB	C++14(O2)	452 Bytes	2025-8-20 14:38:01
AC	王梓晨	27ms	6.6 MiB	C++14(O2)	497 Bytes	2025-6-21 16:28:03
AC	李天星	27ms	524 KiB	C++14(O2)	413 Bytes	2025-12-6 10:37:16
AC	黄靖栩 (GK64)	27ms	6.4 MiB	C++14(O2)	661 Bytes	2025-5-5 15:17:48
AC	杨晨 (YC112)	27ms	6.4 MiB	C++14(O2)	638 Bytes	2025-5-5 14:41:35
AC	叶铖昊	27ms	864 KiB	C++14(O2)	681 Bytes	2026-3-31 19:58:01
AC	陈永琛	27ms	576 KiB	C++14(O2)	427 Bytes	2026-2-4 11:41:35
AC	袁一烐	27ms	1.2 MiB	C++14(O2)	411 Bytes	2026-3-30 22:49:43
AC	王晨渊	27ms	588 KiB	C++14(O2)	414 Bytes	2026-2-26 16:30:28
AC	陈天璞	28ms	884 KiB	C++14(O2)	424 Bytes	2026-2-4 11:30:12
AC	姚晟烨	28ms	984 KiB	C++14(O2)	634 Bytes	2026-4-2 12:58:26
AC	陈齐昱	48ms	896 KiB	C++14(O2)	485 Bytes	2026-2-4 10:48:36