Given a singly linked list, group all odd nodes together followed by the even nodes.

给定一个单链表，将其节点进行分组，使得所有的奇数节点排列在前，偶数节点在后。

youdao

Given a singly linked list, group all odd nodes together followed by the even nodes.

给定一个单链表，将其节点进行分组，使得所有的奇数节点排列在前，偶数节点在后。

youdao