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LeetCode记录之14——Longest Common Prefix

本题虽然是easy难度,题目也一目了然,问题就是在这里,需要考虑的特殊情况太多,太多限制.导致我一点点排坑,浪费了较多时间. Write a function to find the longest common prefix string amongst an array of strings. 编写一个函数来查找字符串数组中最长的公共前缀字符串. class Solution { public String longestCommonPrefix(String[] strs) { int l…

leetCode练题——14. Longest Common Prefix

1.题目 14. Longest Common Prefix   Write a function to find the longest common prefix string amongst an array of strings. If there is no common prefix, return an empty string "". Example 1: Input: ["flower","flow","flight&…

[LeetCode][Python]14: Longest Common Prefix

# -*- coding: utf8 -*-'''__author__ = 'dabay.wang@gmail.com'https://oj.leetcode.com/problems/longest-common-prefix/14: Longest Common Prefix Write a function to find the longest common prefix string amongst an array of strings.===Comments by Dabay===…

14. Longest Common Prefix【leetcode】

14. Longest Common Prefix Write a function to find the longest common prefix string amongst an array of strings. 寻找一个数组中最长的公共前缀 例如["baaa","caaabbb","aaaa"]输出"aaa" 结题思路: 判断非空的情况在进行计算 取第一个字符串最为标杆进行对比,因为最终结果一定在第一位中 用第一…

Leetcode 14. Longest Common Prefix(水)

14. Longest Common Prefix Easy Write a function to find the longest common prefix string amongst an array of strings. If there is no common prefix, return an empty string "". Example 1: Input: ["flower","flow","flight&qu…

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14. Longest Common Prefix Write a function to find the longest common prefix string amongst an array of strings. 注:这题竟然连个示例都没有,说明特殊情况并不多,就是要找出所有字符串的最长公共前缀.他应该不会超过所有字符串中最短的那个,可以试着找出最短长度n,然后每个都读取和比较n个,并根据情况不断减小那个n.\ ) { return ""; } int n{int(strs…

C# 写 LeetCode easy #14 Longest Common Prefix

14.Longest Common Prefix Write a function to find the longest common prefix string amongst an array of strings. If there is no common prefix, return an empty string "". Example 1: Input: ["flower","flow","flight"] O…

[LeetCode] 14. Longest Common Prefix 最长共同前缀

Write a function to find the longest common prefix string amongst an array of strings. If there is no common prefix, return an empty string "". Example 1: Input: ["flower","flow","flight"] Output: "fl" Exa…

【一天一道LeetCode】#14 Longest Common Prefix

一天一道LeetCode系列 (一)题目: Write a function to find the longest common prefix string amongst an array of strings. (二)题意 求一组字符串中的最长前缀字符串. 举例:字符串组:abc,ab,abdef,abws 最长前缀字符串:ab 我的解法是先求出这组字符串中最短的,然后依次匹配,遇到不同的就退出. class Solution { public: string longestCommonP…

LeetCode 14. Longest Common Prefix字典树 trie树 学习之 公共前缀字符串

所有字符串的公共前缀最长字符串 特点:(1)公共所有字符串前缀 (好像跟没说一样...) (2)在字典树中特点:任意从根节点触发遇见第一个分支为止的字符集合即为目标串 参考问题:https://leetcode.com/problems/longest-common-prefix/description/ Write a function to find the longest common prefix string amongst an array of strings. If there…