class Solution {
public String longestCommonPrefix(String[] strs) {
if(strs.length==0)
return "";
String str=strs[0];
for(int i=1;i

class Solution {
public String longestCommonPrefix(String[] strs) {
if(strs.length==0)
return "";
String str=strs[0];
for(int i=1;i