Leetcode Golang 83. Remove Duplicates from Sorted List.go

func deleteDuplicates(head *ListNode) *ListNode {
	cur := head
	for cur != nil && cur.Next != nil {
		if cur.Next.Val == cur.Val {
			cur.Next = cur.Next.Next
		} else {
			cur = cur.Next
		}
	}
	return head
}