【基础】n个数取出r个数排列 - Problem Statistics - 追梦算法网

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	oyf	4ms	376 KiB		464 Bytes	2022-5-1 20:48:12
AC	小熊	29ms	3.4 MiB	Python 3	161 Bytes	2023-3-31 23:15:42

ID

698

Time

1000ms

Memory

16MiB

Difficulty

10

Tags

回溯

# Submissions

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2

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