[프로그래머스] Lv1 - 나누어 떨어지는 숫자 배열

https://programmers.co.kr/learn/courses/30/lessons/12910

function solution(arr, divisor) {
    var answer = [];
    for(const num of arr ){
        if(num % divisor === 0) answer.push(num)
    }
    if(answer.length === 0) return [-1]
    return answer.sort((a,b) => a-b)
}