题目:
给你一个链表的头节点 head 和一个整数 val ,请你删除链表中所有满足 Node.val == val 的节点,并返回 新的头节点,具体见链接
LeetCode-203
相关代码如下:
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package main
import "fmt"
type ListNode struct {
Val int
Next *ListNode
}
//crete linklist
func CreateNode(node *ListNode, max int) {
cur := node
for i := 1; i < max; i++ {
cur.Next = &ListNode{}
cur.Next.Val = i
cur = cur.Next
}
}
//print linklist
func PrintNode(node *ListNode) {
for cur := node; cur != nil; cur = cur.Next {
fmt.Print(cur.Val, " ")
}
fmt.Println()
}
//leetcode 203. 移除链表元素
func removeElements(head *ListNode, val int) *ListNode {
if head == nil {
return head
}
head.Next = removeElements(head.Next, val)
if head.Val == val {
return head.Next
}
return head
}
func main() {
var head = new(ListNode)
CreateNode(head, 7)
removeElements(head, 6)
PrintNode(head)
}
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