组合数求解

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	CJerryR	40ms	7.5 MiB	C++14	378 Bytes	2022-10-25 20:56:16
AC	Bedrock_Maker	42ms	7.1 MiB	C++14	397 Bytes	2024-8-8 18:51:24
AC	QwQ_Automation	46ms	7.1 MiB	C++14	1.1 KiB	2024-7-4 17:12:16
AC	czhtbs	484ms	22.6 MiB	C++14	527 Bytes	2023-4-28 17:31:32