[C++] 프로그래머스 문제풀이 LEVEL 1 추억 점수

 

 

https://school.programmers.co.kr/learn/courses/30/lessons/176963?language=cpp 

프로그래머스

 

 

#include <bits/stdc++.h>


std::vector<int> solution(std::vector<std::string> name, std::vector<int> yearning, std::vector<std::vector<std::string>> photo) {
    std::vector<int> answer;
    std::unordered_map<std::string, int> nameYearningMap;
    
    for (int i = 0; i < name.size(); ++i){
        nameYearningMap[name[i]] = yearning[i];
    }
    
    for (int i = 0; i < photo.size(); ++i){
        int res = 0;
        for (int j = 0; j < photo[i].size(); ++j){
            if (nameYearningMap.find(photo[i][j]) != nameYearningMap.end()){
                res += nameYearningMap[photo[i][j]];
            }
        }
        answer.push_back(res);
    }
    return answer;
}