【基础】n个数取出r个数排列

状态	递交者	时间	内存	语言	代码	递交时间
AC	qiujuntao	2ms	2.1 MiB	C++	367 Bytes	2023-6-18 10:39:35
AC	xiangyulin	2ms	2.2 MiB	C++	420 Bytes	2023-6-23 16:53:36
AC	yang	3ms	2.1 MiB	C++	459 Bytes	2023-6-23 16:20:13
AC	lihaoyang	3ms	2.1 MiB	C++	345 Bytes	2023-7-25 11:46:05
AC	zhouyongxin	3ms	2.1 MiB	C++	356 Bytes	2023-7-25 11:48:30
AC	luosheliu	3ms	2.1 MiB	C++	346 Bytes	2023-7-14 17:01:14
AC	liuhaozhen	3ms	6 MiB	C++	361 Bytes	2023-6-16 20:46:21
AC	huangquanjun	3ms	2.1 MiB	C++	361 Bytes	2023-6-18 10:47:08
AC	zhuzixuan	3ms	2.2 MiB	C++	398 Bytes	2023-6-23 16:51:53
AC	huangzhilin	3ms	2.1 MiB	C++	523 Bytes	2023-6-23 16:51:02
AC	zhurongru	3ms	2.1 MiB	C++	376 Bytes	2023-6-18 10:05:23
AC	guozian	3ms	2.1 MiB	C++	294 Bytes	2025-4-13 19:24:23
AC	zhangxun	4ms	2.1 MiB	C++	377 Bytes	2023-7-25 11:57:44
AC	xmahaotao	4ms	2.1 MiB	C++	368 Bytes	2024-12-25 22:21:56
AC	wenyuanhao	7ms	2.1 MiB	C++	356 Bytes	2023-7-25 11:36:37
AC	admin	85ms	15.3 MiB	Python	351 Bytes	2021-11-24 13:12:10