51问答网 > “堆排序法，最坏情况需要O（nlog2n)次比较”中“O”是什么意思？

“堆排序法，最坏情况需要O（nlog2n)次比较”中“O”是什么意思？

2025-03-15 08:54:04
推荐回答（2个）
回答1：

是一个记号
相当于是<=的意思
也就是说你的复杂度的上限是nlog2n

回答2：

时间复杂度

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