【USTCPC2026】I. Is it Paired?

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	GSZ	125ms	7 MiB	C++17(O2)	1.1 KiB	2026-3-29 13:34:49
AC	封榜后TEA TIME	126ms	7 MiB	C++17(O2)	1.1 KiB	2026-3-29 14:46:12
AC	蓝毛粉丝群	133ms	7 MiB	C++17(O2)	720 Bytes	2026-3-29 15:01:19
AC	科了个科	138ms	6.9 MiB	C++17(O2)	725 Bytes	2026-3-29 14:28:54
AC	Jerry老师我爱你，就像老鼠爱大米！	140ms	6.9 MiB	C++17(O2)	1.2 KiB	2026-3-29 15:19:48
AC	blue hair so cute!	140ms	7.1 MiB	C++17(O2)	2.3 KiB	2026-3-29 14:02:59
AC	DavidX	143ms	6.9 MiB	C++17(O2)	1.4 KiB	2026-3-29 16:20:47
AC	咕咕嘎嘎931813	144ms	7 MiB	C++17(O2)	1.1 KiB	2026-3-29 16:36:16
AC	ai01os	144ms	6.8 MiB	C++17(O2)	1.3 KiB	2026-3-29 13:50:05
AC	建行行长队	146ms	6.9 MiB	C++17(O2)	820 Bytes	2026-3-29 13:56:19
AC	非人类	147ms	6.9 MiB	C++17(O2)	871 Bytes	2026-3-29 16:34:37
AC	laceprndpm_fan	148ms	6.8 MiB	C++17(O2)	3.4 KiB	2026-3-29 21:00:31
AC	我是三月七的狗	148ms	6.9 MiB	C++17(O2)	1.5 KiB	2026-3-29 16:41:17
AC	ACoconut	150ms	6.9 MiB	C++17(O2)	1.6 KiB	2026-3-29 16:40:47
AC	原神狗都不玩	151ms	7 MiB	C++17(O2)	1.7 KiB	2026-3-29 12:20:51
AC	祝李学长2027圆梦科软	151ms	6.8 MiB	C++17(O2)	2.4 KiB	2026-3-29 15:43:26
AC	buaa你把大家都害死了	152ms	6.9 MiB	C++17(O2)	1.5 KiB	2026-3-29 15:28:24
AC	又又亻木	154ms	6.9 MiB	C++17(O2)	914 Bytes	2026-4-1 19:48:44
AC	女孩子们之间真是好啊	154ms	6.9 MiB	C++17(O2)	2 KiB	2026-3-29 14:00:54
AC	Aspire to be challenge seekers	157ms	6.9 MiB	C++17(O2)	1.6 KiB	2026-3-29 16:27:21
AC	OIer_kzc	157ms	6.9 MiB	C++17(O2)	1.1 KiB	2026-3-29 16:05:45
AC	sto_lxl_orz	159ms	7 MiB	C++17(O2)	1.1 KiB	2026-3-29 14:46:23
AC	Twilight	159ms	6.9 MiB	C++17(O2)	2.3 KiB	2026-3-29 15:59:35
AC	Re: UnknownX	162ms	6.9 MiB	C++17(O2)	1010 Bytes	2026-3-29 15:05:21
AC	头脑特工队	166ms	6.9 MiB	C++17(O2)	1.2 KiB	2026-3-29 16:09:15
AC	核邪败者亦铀癌星图王系统	169ms	6.9 MiB	C++17(O2)	1.3 KiB	2026-3-29 15:47:26
AC	Grand_Dawn	169ms	7 MiB	C++17(O2)	532 Bytes	2026-3-29 9:48:58
AC	打算法竞赛是我的宿命	174ms	7 MiB	C++17(O2)	1.8 KiB	2026-3-29 13:42:47
AC	何の意味	506ms	6.9 MiB	C++17(O2)	975 Bytes	2026-3-29 13:28:04
AC	科大家属队	845ms	6.9 MiB	C++17(O2)	1.4 KiB	2026-3-29 14:41:20
AC	冯诺依曼说的队	1487ms	10.3 MiB	Python 3	1.7 KiB	2026-3-29 15:43:28
AC	我也要起名喵	1850ms	22.5 MiB	C++17(O2)	3.9 KiB	2026-3-29 16:37:57