This problem is a variant of the Josephus problem which can be solved with segment tree.

这个问题是约瑟夫问题的一个变种，可以用线段树解决。

youdao

This problem is a variant of the Josephus problem which can be solved with segment tree.

这个问题是约瑟夫问题的一个变种，可以用线段树解决。

youdao