[프로그래머스/자바] 콜라 문제

https://school.programmers.co.kr/learn/courses/30/lessons/132267

프로그래머스

class Solution {
    public int solution(int a, int b, int n) {
        int answer = 0;
        int left = n;
        while(left>=a){
            answer += (left/a)*b;
            left = (left%a)+(left/a)*b;
        }
        return answer;
    }
}