【二分3】找前驱后继问题

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	u0B8nNPoiE	2896ms	41.4 MiB	Python 3	842 Bytes	2026-3-19 16:10:13
AC	xl6J0e4L6c	2899ms	15.1 MiB	Python 3	821 Bytes	2026-4-6 16:35:24
AC	thesun	2967ms	15.1 MiB	Python 3	616 Bytes	2025-4-18 18:58:56
AC	CodeFuna2d79c0938	2977ms	15.1 MiB	Python 3	827 Bytes	2025-10-2 19:57:22
AC	CodeFun58c21a55d0	3007ms	15 MiB	Python 3	645 Bytes	2025-9-14 10:46:06
AC	kingchalice	3028ms	14.7 MiB	Python 3	365 Bytes	2025-1-12 22:23:41
AC	CodeFun27a6210400	3043ms	17.1 MiB	Python 3	1.2 KiB	2025-8-27 18:37:41
AC	9MHbSSBnDS	3050ms	15 MiB	Python 2	1.6 KiB	2026-2-6 0:38:04
AC	MkcaRKVeDo	3100ms	15.1 MiB	Python 3	869 Bytes	2026-4-27 19:26:06
AC	sXe4rGp883	3103ms	15 MiB	Python 3	947 Bytes	2026-4-3 12:27:31
AC	CodeFunc1484272c8	3103ms	15.1 MiB	Python 3	680 Bytes	2025-9-12 11:06:08
AC	CodeFun322c61e67b	3116ms	15.1 MiB	Python 3	591 Bytes	2025-4-7 15:00:39
AC	ECNUno1	3320ms	15.1 MiB	Python 3	598 Bytes	2026-2-20 23:00:43
AC	sOnLQ0A2Ia	3395ms	15 MiB	Python 3	648 Bytes	2026-2-24 11:33:13
AC	eAK7zb3VXS	3432ms	15.3 MiB	Python 3	656 Bytes	2026-3-1 19:32:15
AC	CodeFun12e2454b44	3498ms	15.1 MiB	Python 3	1.1 KiB	2026-4-13 16:17:47
AC	CodeFun90c938f48c	3850ms	15.1 MiB	Python 3	1 KiB	2025-9-6 14:00:04
AC	jeLXBPwJI7	4090ms	15.2 MiB	Python 3	696 Bytes	2026-3-4 20:42:57
AC	CodeFuneb863ca010	4288ms	15.1 MiB	Python 3	573 Bytes	2025-10-4 14:12:16
AC	iFMSCYb28q	4330ms	15.1 MiB	Python 3	707 Bytes	2026-4-9 13:40:50
AC	Fungwong	4331ms	15.1 MiB	Python 3	341 Bytes	2026-3-27 16:03:39
AC	1PDXSf3mxP	4381ms	15 MiB	Python 3	655 Bytes	2026-4-1 18:40:20
AC	VvY5a3W3S4	4434ms	15 MiB	Python 3	740 Bytes	2026-5-7 12:09:58
AC	CodeFun20fa13ed25	5376ms	14.8 MiB	Python 3	542 Bytes	2025-3-7 22:17:25
AC	bMpr96QstW	5422ms	15 MiB	Python 3	619 Bytes	2026-4-7 11:32:12
AC	CodeFun2b57b10076	6195ms	78 MiB	PyPy3	386 Bytes	2025-4-15 16:33:41