https://school.programmers.co.kr/learn/courses/30/lessons/138476 문제 풀이Map + Listimport java.util.*;class Solution { public int solution(int k, int[] tangerines) { Map hashtable = new HashMap(); for (int tangerineSize : tangerines) { hashtable.put(tangerineSize, hashtable.getOrDefault(tangerineSize, 0) + 1); } List sizeList = new ArrayList(hashtab..
