题解 | #链表中倒数最后k个结点# | Golang
链表中倒数最后k个结点
https://www.nowcoder.com/practice/886370fe658f41b498d40fb34ae76ff9
package main 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 pHead ListNode类 * @param k int整型 * @return ListNode类 */ func FindKthToTail( pHead *ListNode , k int ) *ListNode { // write code here if pHead == nil || k==0 { return nil } slow, fast := pHead, pHead k-- for k > 0 { fast = fast.Next k-- if fast == nil { return nil } } for fast.Next!=nil { fast=fast.Next slow=slow.Next } return slow }