10) 배열의 평균값class Solution { public double solution(int[] numbers) { double answer = 0; int num = 0; for(int i=0; i 11) 짝수와 홀수class Solution { public String solution(int num) { String answer = ""; if (num%2 == 0) { answer = "Even"; } else { answer = "Odd"; } return answer; }} 12) 평균 구하기class Solution { ..