题解 | #反转链表#
反转链表
https://www.nowcoder.com/practice/75e878df47f24fdc9dc3e400ec6058ca
package main // import "fmt" import . "nc_tools" /* * type ListNode struct{ * Val int * Next *ListNode * } */ /** * 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可 * * * @param head ListNode类 * @return ListNode类 */ func ReverseList( head *ListNode ) *ListNode { // write code here var pre *ListNode for head != nil{ tmp := head head = head.Next tmp.Next = pre pre = tmp } return pre }