프로그래머스 lv0. QR Code java

https://school.programmers.co.kr/learn/courses/30/lessons/181903

프로그래머스

 

class Solution {
    public String solution(int q, int r, String code) {
         String answer = "";

            for (int i = r; i < code.length() ; i += q) {
                answer += String.valueOf(code.charAt(i));
            }
                return answer;
    }
}

 

class Solution {
    public static void main(String[] args) {
        String solution1 = solution(3, 1, "qjnwezgrpirldywt");
        String solution2 = solution(1,0, "programmers");

        System.out.println(solution1);
        System.out.println(solution2);
    }



        public static String solution(int q, int r, String code) {
            String answer = "";

            for (int i = r; i < code.length() ; i += q) {
                answer += String.valueOf(code.charAt(i));
            }
                return answer;
        }
}