【深度优先搜索2】联通块统计（邻接表存储）

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	CodeFunc8d6b9718e	27ms	6.6 MiB	C++14	710 Bytes	2025-3-13 14:33:01
AC	CodeFun4d554c1fb3	27ms	6.4 MiB	C++11	1.5 KiB	2025-3-11 18:10:17
AC	CodeFund5e1fe2aa6	27ms	6.3 MiB	C++11	628 Bytes	2025-3-14 11:24:57
AC	fish123	32ms	7.1 MiB	C++17(O2)	552 Bytes	2025-9-4 19:56:05
AC	xzy-bit	39ms	7 MiB	C++11(O2)	777 Bytes	2025-7-27 16:18:20
AC	CodeFun9b7865b61f	45ms	7 MiB	C++11	725 Bytes	2025-7-15 17:23:25
AC	CodeFun7036224378	56ms	6.4 MiB	C++14	643 Bytes	2025-1-6 19:19:29
AC	CodeFune0b70bed38	114ms	11.4 MiB	Python 3	640 Bytes	2025-8-12 23:42:25