Golang | Leetcode Golang题解之第141题环形链表

题目：

题解：

func hasCycle(head *ListNode) bool {if head == nil || head.Next == nil {return false}slow, fast := head, head.Nextfor fast != slow {if fast == nil || fast.Next == nil {return false}slow = slow.Nextfast = fast.Next.Next}return true
}