[Programmers] Lv.0 / 카운트 다운 / Java

문제

 

풀이

class Solution {
    public int[] solution(int start, int end) {
        int[] answer = new int[start - end + 1];
        for(int i = 0; i < answer.length; i++){
            answer[i] = start--;
        }
        return answer;
    }
}

import java.util.stream.IntStream;

class Solution {
    public int[] solution(int start, int end) {
        return IntStream.rangeClosed(-start, -end)
            .map(i -> -i)
            .toArray();
    }
}

 

출처

https://school.programmers.co.kr/learn/courses/30/lessons/181899