14. Longest Common Prefix

 #include<bits/stdc++.h>

class Solution {
public:
    string longestCommonPrefix(vector<string>& strs) {
        
        string ans="";
        string  first = strs[0];
        
        for(int i=0; i<strs[0].size(); i++){
            for(int j=1; j<strs.size(); j++){ 
                string temp = strs[j];
                if(temp[i] == first[i]){
                    continue;
                }
                else{
                    return ans;                    
                }
            }
            
            ans+=first[i];  
        }
        
        return ans;
        
    }
};