关于有限集合上的划分与覆盖，一般很少讨论和研究。

Generally speaking, there are few profound discussion and research on the partition and covering of finite set.

youdao

关于有限集合上的划分与覆盖，一般很少讨论和研究。

Generally speaking, there are few profound discussion and research on the partition and covering of finite set.

youdao