[프로그래머스 코딩테스트] java Lv.0 치킨 쿠폰

    class Solution {
        public int solution(int chicken) {
            int answer = 0;

            while(chicken>=10)
            {
                answer+=chicken/10;
                chicken=chicken%10+chicken/10;
            }
            return answer;
        }
    }