[프로그래머스]JAVA - Level 1. 완주하지 못한 선수

https://school.programmers.co.kr/learn/courses/30/lessons/42576

프로그래머스

import java.util.Arrays;

class Solution {
    public String solution(String[] participant, String[] completion) {
        String answer = "";
        
        Arrays.sort(participant);
        Arrays.sort(completion);
        
        for (int i=0; i<completion.length; i++) {
            if (!(participant[i].equals(completion[i]))) {
                answer = participant[i];
                return answer;
            }
        }
        
        return participant[participant.length - 1];
    }
}