프로그래머스 - 배열의 평균값 (JAVA)

---

class Solution {
    public double solution(int[] numbers) {
        double answer = 0;
        double sum = 0;
        for(int i = 0; i < numbers.length; i++){
            sum += numbers[i];
        }
        answer = sum / numbers.length;
        System.out.println(answer);
        return answer;
    }
}