014 Longest Common Prefix 查找字符串数组中最长的公共前缀字符串
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。
详见:https://leetcode.com/problems/longest-common-prefix/description/
实现语言:Java
class Solution { public String longestCommonPrefix(String[] strs) { if(strs==null||strs.length==0){ return ""; } String res=new String(); for(int j=0;j<strs[0].length();++j){ char c=strs[0].charAt(j); for(int i=1;i<strs.length;++i){ if(j>=strs[i].length()||strs[i].charAt(j)!=c){ return res; } } res+=Character.toString(c); } return res; } }
参考:https://www.cnblogs.com/grandyang/p/4606926.html