성격 유형 검사하기 (2022 KAKAO TECH INTERNSHIP)

원본 : https://school.programmers.co.kr/learn/courses/30/lessons/118666

프로그래머스

 

풀이

import java.util.*;

class Solution {
    public String solution(String[] survey, int[] choices) {
        int[] result = new int[8];
        char[] nameArr = new char[]{'R', 'T', 'C', 'F', 'J', 'M', 'A', 'N'};
        Map<Character, Integer> idxMap = new HashMap<>();

        for (int i = 0; i < nameArr.length; i++) {
            idxMap.put(nameArr[i], i);
        }

        for (int i = 0; i < choices.length; i++) {
            int choice = choices[i];
            result[choice < 4 ? idxMap.get(survey[i].charAt(0)) : idxMap.get(survey[i].charAt(1))] += Math.abs(4 - choice);
        }

        StringBuilder sb = new StringBuilder();

        for (int i = 0; i < result.length; i += 2) {
            if (result[i] >= result[i + 1]) {
                sb.append(nameArr[i]);
            } else {
                sb.append(nameArr[i + 1]);
            }
        }

        return sb.toString();
    }
}