package com.collection; import java.util.HashMap; import java.util.Map; public class MapRunner { public static void main(String[] args){ String str = "This is an awesome occasion." + "This has never happend before."; Map occurances = new HashMap(); char[] characters = str.toCharArray(); //String을 char로 쪼개서 배열에 넣기 for(char character:characters) { Integer integer = occurances.get(character); //Map..