树上计数

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	hhaann	298ms	2.5 MiB	C++20(O2)	1.1 KiB	2026-9-5 0:10:19
AC	Silence茶馆	302ms	2.3 MiB	C++20(O2)	571 Bytes	2026-8-24 16:49:08
AC	Mo-ZheHan	306ms	2.4 MiB	C++20(O2)	1.4 KiB	2026-8-29 21:32:08
AC	johnkkkk	307ms	2.5 MiB	C++20(O2)	1.1 KiB	2026-8-29 20:37:18
AC	tuchuan	319ms	2.5 MiB	C++20(O2)	2.7 KiB	2026-8-3 1:10:55
AC	johnkkkk	320ms	2.5 MiB	C++20(O2)	1.3 KiB	2026-8-9 18:40:49
AC	johnkkkk	320ms	2.5 MiB	C++20(O2)	1.1 KiB	2026-8-26 9:48:03
AC	johnkkkk	321ms	2.5 MiB	C++20(O2)	1.9 KiB	2026-8-26 1:15:04
AC	johnkkkk	325ms	2.5 MiB	C++20(O2)	1.3 KiB	2026-8-3 20:16:19
AC	johnkkkk	326ms	2.5 MiB	C++20(O2)	1.1 KiB	2026-8-25 23:58:54
AC	123	352ms	5.7 MiB	C++20(O2)	978 Bytes	2025-8-13 9:01:26
AC	lyc23	353ms	2.8 MiB	C++20(O2)	983 Bytes	2026-8-6 17:19:16
AC	lyc23	362ms	2.4 MiB	C++20(O2)	1 KiB	2026-8-6 17:19:30
AC	lyc23	370ms	2.9 MiB	C++20(O2)	1 KiB	2026-8-6 17:18:29
AC	iceray	377ms	2.4 MiB	C++20(O2)	1.2 KiB	2025-8-17 16:25:03
AC	ign1x	385ms	6 MiB	C++20(O2)	692 Bytes	2026-3-4 16:32:23
AC	123	387ms	5.2 MiB	C++20(O2)	1 KiB	2025-8-10 18:06:11
AC	DragonQuan	403ms	5.1 MiB	C++20(O2)	933 Bytes	2025-8-10 15:17:40
AC	Sophia	403ms	5.2 MiB	C++20(O2)	660 Bytes	2025-8-23 17:31:52
AC	DeNeRATe	415ms	5.5 MiB	C++20(O2)	1016 Bytes	2026-7-29 9:58:01
AC	zoey	439ms	5.6 MiB	C++20(O2)	640 Bytes	2026-3-22 14:06:30
AC	pxy	448ms	8.7 MiB	C++20(O2)	612 Bytes	2026-6-10 20:55:33
AC	tingy	450ms	4.7 MiB	C++20(O2)	692 Bytes	2025-8-10 17:09:55
AC	sleepywhite	472ms	6.8 MiB	C++20(O2)	607 Bytes	2026-8-30 16:31:36
AC	zephyr	506ms	6 MiB	C++20(O2)	904 Bytes	2025-9-7 16:32:03
AC	RTRTY	517ms	6.2 MiB	C++20(O2)	855 Bytes	2026-3-8 15:52:57
AC	zephyr	538ms	6.3 MiB	C++20(O2)	891 Bytes	2025-8-24 14:30:51
AC	pyx	589ms	9.4 MiB	C++20(O2)	748 Bytes	2026-7-29 16:45:25
AC	enusthmseolwae	615ms	7.2 MiB	C++20(O2)	982 Bytes	2026-8-5 0:22:00
AC	trainboy	632ms	7.2 MiB	C++20(O2)	1 KiB	2026-8-20 13:01:25
AC	nichangsanxu	664ms	11 MiB	C++20(O2)	559 Bytes	2026-7-3 16:03:39
AC	koreyoshi	691ms	7.2 MiB	C++20(O2)	818 Bytes	2026-8-27 16:48:42
AC	zhixi	692ms	2 MiB	C++20(O2)	770 Bytes	2026-8-16 0:53:26
AC	CathyWu26	707ms	7.7 MiB	C++20(O2)	945 Bytes	2026-9-2 11:59:52
AC	songjianhao	709ms	7.6 MiB	C++20(O2)	1.2 KiB	2026-8-28 11:24:49
AC	wudixzy	719ms	11 MiB	C++20(O2)	596 Bytes	2026-8-7 17:06:38
AC	jxmuchen	725ms	12.9 MiB	C++20(O2)	807 Bytes	2026-9-6 2:03:27
AC	lazysqrt2	725ms	7.2 MiB	C++20(O2)	721 Bytes	2026-8-23 17:29:55
AC	johnkkkk	732ms	2.5 MiB	C++20(O2)	799 Bytes	2026-8-18 0:55:54
AC	hhaann	737ms	2.5 MiB	C++20(O2)	814 Bytes	2026-9-6 0:57:16
AC	trainboy	742ms	2 MiB	C++20(O2)	1 KiB	2026-8-20 13:08:18
AC	yeuvoir	746ms	2.4 MiB	C++20(O2)	787 Bytes	2026-9-11 2:30:16
AC	wang-ty22	754ms	2.5 MiB	C++20(O2)	815 Bytes	2026-8-28 20:42:34
AC	yeuvoir	758ms	2.1 MiB	C++20(O2)	583 Bytes	2026-9-11 2:31:50
AC	DAWN404	759ms	4.4 MiB	C++20(O2)	666 Bytes	2025-8-10 15:29:33
AC	sly	760ms	12.9 MiB	C++20(O2)	559 Bytes	2026-8-27 20:05:19
AC	ygggg	760ms	2.6 MiB	C++20(O2)	735 Bytes	2026-8-19 13:07:36
AC	Notyourbing	778ms	11 MiB	C++20(O2)	948 Bytes	2026-8-29 11:34:23
AC	Acematis	778ms	2.5 MiB	C++20(O2)	947 Bytes	2026-8-24 17:40:37
AC	MingHuang	782ms	11.4 MiB	C++20(O2)	632 Bytes	2026-9-5 13:56:20