[Java]프로그래머스 Lv. 0 치킨 쿠폰

https://school.programmers.co.kr/learn/courses/30/lessons/120884

프로그래머스

나의 풀이

class Solution {
    public int solution(int chicken) {
        int answer = 0;
        while (chicken > 9) {
            answer += chicken / 10;
            chicken = chicken / 10 + chicken % 10;
        }
        return answer;
    }
}

다른 풀이

class Solution {
    public int solution(int chicken) {
        int answer = chicken/9;
        if(chicken>1&&chicken%9==0){
            answer--;
        }
        return answer;
    }
}

ㅊ