Longest Common Prefix - LeetCode
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Longest Common Prefix - LeetCode
题目:
Write a function to find the longest common prefix string amongst an array of strings.
分析:
题意:找到字符串列表中最长公共前缀。 如题意,应该还是挺简单的。
代码:
代码中,为了找到两个字符串中的公共前缀,新建了一个函数。
class Solution: # @return a string def longestCommonPrefix(self, strs): if not strs: return "" temp = strs[0] for i in strs[1:]: temp = self.sameintwostr(temp,i) return temp def sameintwostr(self,str1,str2): temp = "" for i in range(min(len(str1),len(str2))): if str1[i] == str2[i]: temp += str1[i] else: return temp return temp
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