[C/C++] programmers Level 0 로그인 성공?

 

 

 

 

 

코드

 

#include <string>
#include <vector>

using namespace std;

string solution(vector<string> id_pw, vector<vector<string>> db) {
    string answer = "";
    
    for(int i=0;i<db.size();i++){
        if(db[i][0]==id_pw[0] && db[i][1]==id_pw[1]){
            answer="login";
            break;
        }else if(db[i][0]!=id_pw[0] && db[i][1]!=id_pw[1]){
            answer="fail";
        }else{
            answer="wrong pw";
        }
    }
    return answer;
}