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图解拼多多&leetcode14:最长公共前缀 #19

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@sisterAn

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@sisterAn
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编写一个函数来查找字符串数组中的最长公共前缀。

如果不存在公共前缀,返回空字符串 ""

示例 1:

输入: ["flower","flow","flight"]
输出: "fl"

示例 2:

输入: ["dog","racecar","car"]
输出: ""
解释: 输入不存在公共前缀。

附leetcode:leetcode

场景案例【网易】:
有一个场景,在一个输入框输入内容,怎么更加高效的去提示用户你输入的信息,举个例子,你输入天猫,那么对应的提示信息是天猫商城,天猫集团,这个信息如何最快的获取,有没有不需要发请求的方式来实现?

提示:

  • 数据请求:防抖、节流
  • 数据存储处理:Trie树

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