[프로그래머스] 튜플 java 풀이(LEVEL2)

https://school.programmers.co.kr/learn/courses/30/lessons/64065

프로그래머스

 

나의풀이

import java.util.*;
class Solution {
    public int[] solution(String s) {
        
        String[] temp= s.split("\\},\\{");
        temp[0]=temp[0].replaceAll("[{]","");
        temp[temp.length-1]=temp[temp.length-1].replaceAll("[}]","");
       
        Arrays.sort(temp, (o1, o2) -> 
                    o1.length() - o2.length());
        
        List<Integer> list = new ArrayList<>();
        
        for(String str:temp){
            String[] slist = str.split(",");
            for(String ss:slist){
                if(!list.contains(Integer.valueOf(ss))){
                    list.add(Integer.valueOf(ss));
                }
            }
        }
        
        return list.stream().mapToInt(i -> i).toArray();
    }
}