LeetCode 14. Longest Common Prefix 找字符串数组最长相同前缀
2017-04-19 14:49
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题目：
Write a function to find the longest common prefix string amongst an array of strings.
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Write a function to find the longest common prefix string amongst an array of strings.
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public class Solution {
public String longestCommonPrefix(String[] strs) {
if(strs==null||strs.length==0)
return "";
String result = strs[0];
int i=1;
while(i<strs.length){
while(!strs[i].startsWith(result)){
result = result.substring(0, result.length()-1);
}
i++;
}
return result;
}
}
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