kmp算法的时间复杂度
时间: 2023-10-17 22:32:32 浏览: 55
KMP算法的时间复杂度为O(m*n)。其中,m和n分别是模式串和文本串的长度。这是因为KMP算法的核心是利用匹配失败后的信息,尽量减少模式串与主串的匹配次数,通过一个next()函数实现,这个函数本身包含了模式串的局部匹配信息。因此,KMP算法的时间复杂度相对于暴力求解算法(BF算法)有所优化,但仍然是一个相对较高的时间复杂度。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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