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高德地图

alt

ubuntu

棰樼洰:鍒ゆ柇閾捐〃鏄惁鏈夌幆

鎻忚堪:

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javascript

瑕佹眰:绌洪棿澶嶆潅搴?O(1),鏃堕棿澶嶆潅搴?O(n)

1024程序员节

鎬濊矾:蹇參鎸囬拡

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时间序列

浠g爜:

/**
 * 蹇參鎸囬拡
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public boolean hasCycle(ListNode head) {
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        return false;
    }
    ListNode fast = head;
    ListNode slow = head;
    while (fast != null && fast.next != null) {
        fast = fast.next.next;
        slow = slow.next;
        if (fast==slow){
            return true;
        }
    }
    return false;
}

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2021数模国赛

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