나누어 떨어지는 숫자 배열 / 중급

Author: JooKangsan

JooKangSan/[week1]Array/Array_of_numbers_that_fall_apart.js

@@ -0,0 +1,16 @@
+function solution(arr, divisor) {
+  const answer = [];
+  for(let num of arr) {
+      if(num % divisor === 0) {
+          answer.push(num);
+      }
+  }
+  if(answer.length === 0) return [-1];
+
+  return answer.sort((a, b) => a - b);
+}
+
+function solution(arr, divisor) {
+  const answer = arr.filter(num => num % divisor === 0).sort((a, b) => a - b);
+  return answer.length ? answer : [-1];
+}