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krahets
2023-12-14 02:53:40 +08:00
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</ul>
<h3 id="2-q-a">2. &nbsp; Q &amp; A<a class="headerlink" href="#2-q-a" title="Permanent link">&para;</a></h3>
<div class="admonition question">
<p class="admonition-title">哈希表的时间复杂度什么<span class="arithmatex">\(O(n)\)</span> </p>
<p class="admonition-title">哈希表的时间复杂度什么情况下<span class="arithmatex">\(O(n)\)</span> </p>
<p>当哈希冲突比较严重时,哈希表的时间复杂度会退化至 <span class="arithmatex">\(O(n)\)</span> 。当哈希函数设计得比较好、容量设置比较合理、冲突比较平均时,时间复杂度是 <span class="arithmatex">\(O(1)\)</span> 。我们使用编程语言内置的哈希表时,通常认为时间复杂度是 <span class="arithmatex">\(O(1)\)</span></p>
</div>
<div class="admonition question">