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 head ListNode类
* @return ListNode类
*/
func insertionSortList( head *ListNode ) *ListNode {
// write code here
if head == nil && head.Next == nil {
return head
}
dumny := &ListNode{Val:-10001}
p:=dumny
for head != nil {
for p.Next != nil && p.Next.Val < head.Val {
p = p.Next
}
node := p.Next
p.Next = head
head = head.Next
p.Next.Next = node
p = dumny
}
return dumny.Next
}