[알고리즘문제풀기] 5명씩

문제

내가 작성한 정답

class Solution {
    public String[] solution(String[] names) {
        int len = names.length%5==0? names.length/5 : names.length/5+1;
        String[] answer = new String[len];
        int index = 0;
        for(int i = 0 ; i < names.length; i+=5){
            answer[index++] = names[i];
        }
        return answer;
    }
}

다른 사람들의 정답

class Solution {
    public String[] solution(String[] names) {
        String[] answer = new String[(names.length-1)/5+1];
        for(int i=0; i<answer.length; i++) {
            answer[i] = names[5*i];
        }
        return answer;
    }
}