성격 유형 검사하기

package programmers;

import java.util.HashMap;
import java.util.Map;

class 성격유형검사하기 {
   public String solution(String[] survey, int[] choices) {
      int n = survey.length;

      Map<String, Integer> map = new HashMap<>();
      initMap(map);
      for (int i = 0; i < n; i++) {
         choice(survey[i], choices[i], map);
      }

      return find(map);
   }

   public void choice(String survey, int v, Map<String, Integer> map) {
      if (v > 4) {
         String s = survey.charAt(1) + "";
         int jumsu = map.get(s) + findJumsu(v);
         map.put(s, jumsu);

      } else if (v < 4) {
         String s = survey.charAt(0) + "";
         int jumsu = map.get(s) + findJumsu(v);
         map.put(s, jumsu);
      }
   }

   public String find(Map<String, Integer> map) {
      String answer = "";
      answer += findValue("R", "T", map);
      answer += findValue("C", "F", map);
      answer += findValue("J", "M", map);
      answer += findValue("A", "N", map);
      return answer;
   }

   public String findValue(String s1, String s2, Map<String, Integer> map) {
      int v1 = map.get(s1);
      int v2 = map.get(s2);
      if (v1 > v2) {
         return s1;
      } else if (v1 < v2) {
         return s2;
      }

      int compare = s1.compareTo(s2);
      if (compare > 0) {
         return s2;
      }
      return s1;
   }

   public void initMap(Map<String, Integer> map) {
      map.put("R", 0);
      map.put("T", 0);
      map.put("C", 0);
      map.put("F", 0);
      map.put("J", 0);
      map.put("M", 0);
      map.put("A", 0);
      map.put("N", 0);
   }

   public int findJumsu(int choice) {
      if (choice == 1 || choice == 7) {
         return 3;
      }
      if (choice == 2 || choice == 6) {
         return 2;
      }
      if (choice == 3 || choice == 5) {
         return 1;
      }
      return 0;
   }
}