[프로그래머스] 수박수박수박수박수박수?

class Solution {
    public String solution(int n) {
        StringBuilder sb = new StringBuilder();
        for(int i=0; i<n; i++){
            if(i%2 == 0){
                sb.append("수");
            }else{
                sb.append("박");
            }
        }
        return sb.toString();
    }
}