[프로그래머스] 문자열 섞기 (Java)

https://school.programmers.co.kr/learn/courses/30/lessons/181942?language=java

프로그래머스

class Solution {
    public String solution(String str1, String str2) {
        String answer = "";
        String[] str1Arr = str1.split("");
        String[] str2Arr = str2.split("");

        for (int i=0; i<str1Arr.length; i++){
                answer += str1Arr[i];
                answer += str2Arr[i];
        }
        return answer;
    }
}